{"title":"pond construction","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePond Construction – Done Right Once, Good Permanently\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA koi pond is not just a garden pond with larger fish. It is a system – and like any system, it stands or falls with its foundation.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eVolume, depth, flow, filtration: Those who take these parameters seriously during construction will enjoy their pond for years. Those who underestimate them will realize it by the second season at the latest.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eKENJI KOI provides you with materials that deliver what they promise – for new constructions, modifications, and extensions of any size.\u003c\/p\u003e","products":[{"product_id":"jap-belufterschlauch","title":"KENJI KOI Japanese aerator hose","description":"\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eAeration like in Japan\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eThe aerator hose is ideally suited for moving bed filters and for aerator rings or aerator bars. Large quantities of filter media such as Hel-X, bio-chips, filter cubes or other filter media can be aerated highly efficiently.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDue to the microporous composition of the aerator hose, the maximum amount of oxygen is released into the pond water.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOriginal aerator hose.\u003c\/strong\u003e Quality hose, \u003cstrong\u003enot a soaker hose!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eNo cheap import - quality like in Japan\u003c\/h2\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003eThis hose is a porous air stone hose that is specially produced for aquaculture and koi ponds. You are purchasing a quality product and not a soaker hose or similar. It cannot be compared with a cheaper soaker hose or drip hose. The hose is not weighted and is therefore floating. It can be fastened with special weights or clamps. We are happy to help. \u003c\/strong\u003eA high-quality product for aerating your pond. Ideally suited for moving bed systems to achieve optimal movement of the filter medium.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eImportant: The aerator pump must provide enough air\u003c\/h2\u003e\n\u003cp\u003eRequired air volume per m of hose: Minimum 15 L\/min – Please consider the flow rate of the air pump at the corresponding depth.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eOur Japanese aerator hose in detail\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOuter Ø: 25 mm\u003c\/li\u003e\n\u003cli\u003eInner Ø: 16mm\u003c\/li\u003e\n\u003cli\u003eColor: black with blue stripe\u003c\/li\u003e\n\u003cli\u003eRequired air volume: min. 15 L\/min per running meter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAdvantages of the KENJI KOI aerator hose\u003cbr\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIt can be laid quickly and flexibly\u003c\/li\u003e\n\u003cli\u003eMaximum oxygen release due to macroporous structure\u003c\/li\u003e\n\u003cli\u003eVery fine bubbling of oxygen bubbles\u003c\/li\u003e\n\u003cli\u003eThe original product as used by Japanese breeders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWe are happy to advise you on installation in the pond. You will, of course, also find suitable connectors with us.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFor lengths over 10m and under 100m, we would also be happy to provide you with an offer. Please send us an email with the required quantity. \u003c\/strong\u003e\u003c\/p\u003e","brand":"KENJI KOI Products","offers":[{"title":"1 meter","offer_id":43802770800906,"sku":"KKBS-1","price":6.95,"currency_code":"EUR","in_stock":true},{"title":"4 meters","offer_id":43802770833674,"sku":"KKBS-4","price":25.9,"currency_code":"EUR","in_stock":true},{"title":"8 meters","offer_id":43802770866442,"sku":"KKBS-8","price":49.9,"currency_code":"EUR","in_stock":true},{"title":"10 meters","offer_id":43802770899210,"sku":"KKBS-10","price":62.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/products\/KENJI_Beluefterschlauch.png?v=1699646545"},{"product_id":"kenji-koi-aqua-stop","title":"KENJI KOI Aqua-Stop","description":"\u003ch2 data-mce-fragment=\"1\"\u003eKENJI KOI Aqua-Stop – Life Insurance for Your Fish\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThe KENJI KOI Aqua-Stop protects your pond from being pumped dry. If a hose is defective or has come off, there is always a risk that the pond will completely drain in pumped pond systems. With our KENJI KOI Aqua-Stop, this problem is solved once and for all. The KENJI KOI Aqua-Stop stops the pump as soon as the water level drops.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eEasy Installation of the Aqua-Stop\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003eThe pump plug is inserted into the socket or the coupling of the device. If the float drops below the set level, an integrated microswitch interrupts the circuit and switches off the pump. This also prevents the pond pump from running dry. The float controls the power flow of the socket. This effectively prevents the pond from completely emptying and saves the lives of your fish!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-weight: 400;\"\u003eKENJI KOI Aqua Stop in Detail\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eEasy installation, just plug it in (instructions included).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eWater level regulator to secure the water level in the pond\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eCan be used for almost all pond pumps\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eWith 5m power cable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eOptimal dry run protection for ponds\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eDry run protection for pumps is also guaranteed\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eSafety for the garden pond and its inhabitants\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003ePower consumption up to 230 V - Not for pond pumps over 1 KW\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: 400;\"\u003e\u003cspan style=\"font-weight: 400;\"\u003eMade in Germany\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KENJI KOI Products","offers":[{"title":"Default Title","offer_id":44648559247626,"sku":"KKAS","price":69.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/files\/KENJI_KOI_Aqua_Stop_1.jpg?v=1693346310"},{"product_id":"pvc-kugelhahn-2-anschlussenden","title":"KENJI KOI PVC Ball Valve 2 Port Ends","description":"\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eKENJI KOI PVC Ball Valve – Reliable Shut-off in Pond Construction and Water Technology\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAnyone who operates a pond system knows how important it is to be able to shut off individual pipe sections quickly and safely. During filter changes, pump maintenance, winterizing, or in the event of an unexpected leak – a reliable ball valve is not a luxury, but a necessity in these moments.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe KENJI KOI PVC ball valve impresses with its clear, uncomplicated design. A quarter turn to open, a quarter turn to close – the flow can be interrupted or released in seconds, without tools or effort. The PVC construction is corrosion-resistant, UV-stable, and designed for continuous operation in wet and outdoor areas. Two connection ends allow direct integration into existing pipe systems.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eMaintenance without System Interruption\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEspecially in more complex systems with multiple filter chambers, bypasses, or supply lines, a well-placed ball valve significantly simplifies maintenance work. Individual sections can be isolated without having to shut down the entire pond.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAvailable in sizes 16 mm, 20 mm, 25 mm, 32 mm, 40 mm, 50 mm, 63 mm, 75 mm, 90 mm, and 110 mm – suitable for small domestic water systems up to large koi filter systems.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSuitable for:\u003c\/strong\u003e Koi ponds, garden ponds, filter systems, pump shut-offs, bypass systems, general water technology\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSizes: \u003c\/strong\u003e16 mm | 20 mm | 25 mm | 32 mm | 40 mm | 50 mm | 63 mm | 75 mm | 90 mm | 110 mm\u003c\/p\u003e","brand":"KENJI KOI Products","offers":[{"title":"16 mm","offer_id":52972586565898,"sku":null,"price":9.9,"currency_code":"EUR","in_stock":true},{"title":"20 mm","offer_id":52972586598666,"sku":null,"price":9.9,"currency_code":"EUR","in_stock":true},{"title":"25 mm","offer_id":52972586631434,"sku":null,"price":9.9,"currency_code":"EUR","in_stock":true},{"title":"32 mm","offer_id":52972586664202,"sku":null,"price":13.9,"currency_code":"EUR","in_stock":true},{"title":"40 mm","offer_id":52972586696970,"sku":null,"price":15.9,"currency_code":"EUR","in_stock":true},{"title":"50 mm","offer_id":52972586729738,"sku":null,"price":19.9,"currency_code":"EUR","in_stock":true},{"title":"2.48 in","offer_id":52972586762506,"sku":null,"price":29.9,"currency_code":"EUR","in_stock":true},{"title":"75 mm","offer_id":52972586795274,"sku":null,"price":89.9,"currency_code":"EUR","in_stock":true},{"title":"90 mm","offer_id":52972586828042,"sku":null,"price":119.9,"currency_code":"EUR","in_stock":true},{"title":"110 mm","offer_id":52972586860810,"sku":null,"price":179.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/files\/PVC_Kugelhahn.jpg?v=1777815948"},{"product_id":"spiralschlauch-10-m","title":"KENJI KOI Spiral Hose 10 m","description":"\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eKENJI KOI Spiral Hose – Flexible Pressure Hose for Pond and Water Systems\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA good hose goes unnoticed – until it causes problems. Cheap hoses kink, become brittle in the cold, collapse under suction, or swell with continuous operation. In pond construction, where hoses are often laid in tight installation situations and are under load all year round, this quickly becomes a problem.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe KENJI KOI spiral hose is designed for continuous use in pond and water systems. The integrated spiral reinforcement prevents kinking and collapsing even with a tight bending radius or negative pressure – for example, when pumps are sucking in water or in suction lines. The hose remains flexible, even at low temperatures, and permanently retains its shape.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eVersatile in pond construction\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eWhether as a connection between pump and filter, as a flexible supply line to the bottom drain, as a bypass line, or for connecting aeration components – the spiral hose adapts to the requirements of the system, not the other way around. The 10 m length provides sufficient material for most installation situations and can be cut precisely to size.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAvailable in diameters 25 mm, 32 mm, 40 mm, and 50 mm – for small garden ponds up to larger koi systems with corresponding pump capacities.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSuitable for:\u003c\/strong\u003e pump connections, filter supply lines, suction lines, bypass systems, aeration systems, koi ponds and garden ponds\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eLength: 10 m | Diameter: 25 mm | 32 mm | 40 mm | 50 mm\u003c\/p\u003e","brand":"KENJI KOI Products","offers":[{"title":"25 mm","offer_id":52972587188490,"sku":"33025","price":34.9,"currency_code":"EUR","in_stock":true},{"title":"32 mm","offer_id":52972587221258,"sku":"33032","price":39.9,"currency_code":"EUR","in_stock":true},{"title":"38 mm","offer_id":52972587254026,"sku":"33038","price":49.9,"currency_code":"EUR","in_stock":true},{"title":"40 mm","offer_id":52972587286794,"sku":"33040","price":59.9,"currency_code":"EUR","in_stock":true},{"title":"50 mm","offer_id":52972587319562,"sku":"33050","price":69.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/files\/Spiralschlauch.jpg?v=1777815960"},{"product_id":"schlauchschellen-aus-edelstahl","title":"Stainless Steel Hose Clamps","description":"\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eKENJI KOI Stainless Steel Hose Clamps – Secure Hose Connections in Pond and Water Construction\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA hose clamp is the last component you consciously notice in pond construction – and the first you regret when it fails. A leaky connection at the pump outlet, a loose hose connection at the filter, a leak in the supply line – often it's not a faulty pump or a bad hose, but a clamp that rusts, gives way, or simply doesn't tighten properly.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eKENJI KOI hose clamps are made of high-quality stainless steel – corrosion-resistant, dimensionally stable, and designed for continuous use in wet and outdoor areas. They do not rust, do not become brittle, and do not lose their clamping force even after years outdoors. The stepless adjustment allows for precise adaptation to the respective hose diameter and ensures a uniform, pressure-tight connection.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSmall, but crucial\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAnyone who carefully plans a pond system and installs high-quality components should not cut corners on the last step. KENJI KOI stainless steel hose clamps are the logical complement to any high-quality spiral hose, pump, and filter system – for connections that last.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAvailable in various sizes – suitable for common hose diameters in pond construction from 10 mm to 60 mm.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSuitable for:\u003c\/strong\u003e spiral hoses, pump connections, filter lines, drain hoses, all common pond and water systems\u003c\/p\u003e","brand":"KENJI KOI Products","offers":[{"title":"10-16 mm (3\/8)","offer_id":52972587745546,"sku":"30161-1","price":0.6,"currency_code":"EUR","in_stock":true},{"title":"12-20 mm (1\/2)","offer_id":52972587778314,"sku":"30162-1","price":0.7,"currency_code":"EUR","in_stock":true},{"title":"16-25 mm (3\/4\")","offer_id":52972587811082,"sku":"16-25 mm (3\/4)","price":0.75,"currency_code":"EUR","in_stock":true},{"title":"20-32 mm (1)","offer_id":52972587843850,"sku":"30164-1","price":0.8,"currency_code":"EUR","in_stock":true},{"title":"25-40 mm (1 1\/4\")","offer_id":52972587876618,"sku":"30165-1","price":0.9,"currency_code":"EUR","in_stock":true},{"title":"32-50 mm (1 1\/2)","offer_id":52972587909386,"sku":"32-50 mm (1 1\/2)","price":0.95,"currency_code":"EUR","in_stock":true},{"title":"40-60 mm (2)","offer_id":52972587942154,"sku":"30167-1","price":1.09,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/files\/Schlauchschelle.jpg?v=1777815976"},{"product_id":"schlauchverbinder-2-x-32-40-50-mm","title":"Hose Connector 2 x 32, 40, 50 mm","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eKENJI KOI Schlauchverbinder – Schläuche sicher und dicht verbinden\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eManchmal muss ein Schlauch verlängert werden. Eine Leitung reicht nicht ganz, ein Schlauch wurde zu kurz abgeschnitten, oder zwei Abschnitte sollen zu einer durchgehenden Leitung verbunden werden. Der KENJI KOI Schlauchverbinder löst genau das – unkompliziert, dicht und dauerhaft.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eDer Verbinder wird einfach in beide Schlauchenden gesteckt und mit Schlauchschellen gesichert. Kein Kleber, kein Werkzeug, keine langen Vorbereitungen. Das Ergebnis ist eine belastbare Verbindung, die dem Wasserdruck im laufenden Teichbetrieb standhält.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eErhältlich in den Durchmessern 32 mm, 40 mm und 50 mm – passend für die gängigsten Schlauchdurchmesser im Koiteich- und Gartenteichbau.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eGeeignet für:\u003c\/strong\u003e Spiralschläuche, Pumpen- und Filterleitungen, Verlängerungen bestehender Schlauchleitungen, Koiteiche und Gartenteiche\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eGrößen: 32 mm | 40 mm | 50 mm\u003c\/p\u003e","brand":"KENJI KOI Products","offers":[{"title":"Default","offer_id":52972589875466,"sku":"92252","price":16.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/files\/Schnellkupplung.jpg?v=1777815999"},{"product_id":"pvc-u-winkel-45-2fach-klebemuffe","title":"KENJI KOI PVC-U Elbow 45° Double Socket Solvent Weld","description":"\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eKENJI KOI PVC-U Elbow 45° – Gentle Direction Change for Optimal Flow\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eNot every change of direction in a pipe system requires a sharp 90° turn. If you want to lay pipes with as little flow resistance as possible, you should opt for a 45° elbow – and for good reason. The shallower angle reduces turbulence in the water, protects the pump, and ensures a more consistent flow throughout the entire system.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe KENJI KOI PVC-U 45° Elbow with double solvent socket is made from unplasticized PVC – dimensionally stable, pressure-resistant, and resistant to the chemical conditions in pond water as well as UV exposure. The double-sided solvent socket allows for a precise, friction-locked connection with commercially available PVC adhesive. Sits neatly, seals permanently.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe Right Angle for Long Pipe Runs\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEspecially for longer pipe runs, when bypassing obstacles in the ground, or when connecting to pumps and filters with offset connections, the 45° elbow makes all the difference. Less pressure loss, less strain on the entire system.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAvailable in sizes 12 mm, 20 mm, 25 mm, 32 mm, 40 mm, 50 mm, 63 mm, 75 mm, 90 mm, and 110 mm.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSuitable for:\u003c\/strong\u003e Koi ponds, garden ponds, filter systems, pressure lines, gravity systems, inlet and outlet lines\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSizes: \u003c\/strong\u003e12 mm | 20 mm | 25 mm | 32 mm | 40 mm | 50 mm | 63 mm | 75 mm | 90 mm | 110 mm\u003c\/p\u003e","brand":"KENJI KOI Products","offers":[{"title":"12 mm","offer_id":52972591153418,"sku":"201201","price":0.39,"currency_code":"EUR","in_stock":true},{"title":"16 mm","offer_id":52972591186186,"sku":"201601","price":0.59,"currency_code":"EUR","in_stock":true},{"title":"20 mm","offer_id":52972591218954,"sku":"202001","price":0.29,"currency_code":"EUR","in_stock":true},{"title":"25 mm","offer_id":52972591251722,"sku":"202501","price":0.39,"currency_code":"EUR","in_stock":true},{"title":"32 mm","offer_id":52972591284490,"sku":"203201","price":0.59,"currency_code":"EUR","in_stock":true},{"title":"40 mm","offer_id":52972591317258,"sku":"204001","price":0.99,"currency_code":"EUR","in_stock":true},{"title":"50 mm","offer_id":52972591350026,"sku":"205001","price":1.19,"currency_code":"EUR","in_stock":true},{"title":"2.48 in","offer_id":52972591382794,"sku":"206301","price":1.89,"currency_code":"EUR","in_stock":true},{"title":"75 mm","offer_id":52972591415562,"sku":"207501","price":3.39,"currency_code":"EUR","in_stock":true},{"title":"90 mm","offer_id":52972591448330,"sku":"209001","price":7.9,"currency_code":"EUR","in_stock":true},{"title":"110 mm","offer_id":52972591481098,"sku":"201101","price":11.39,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/files\/PVC_Winkel_45_C2_B0-scaled.jpg?v=1777816015"},{"product_id":"pvc-u-winkel-90-2fach-klebemuffe","title":"KENJI KOI PVC-U 90° Elbow Double Socket","description":"\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eKENJI KOI PVC-U 90° Elbow – Precise and Durable Direction Changes in Your Pipe System\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eWhere pipes change direction, the quality of the elbow determines the longevity of the entire connection. A cheap elbow might fit initially – but under constant water pressure, temperature fluctuations, and the weight of the piping, it quickly becomes clear what really lasts.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe KENJI KOI PVC-U 90° Elbow with 2-way solvent socket is designed for long-term use in pond construction. PVC-U stands for unplasticized PVC – dimensionally stable, pressure-resistant, and resistant to chlorine, UV exposure, and the chemical conditions in pond water. The double-sided solvent socket allows for a clean, form-fitting connection with commercially available PVC glue – precisely aligned, permanently sealed.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSuitable for both new construction and renovations\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eWhether building a new chamber filter system, laying supply lines, or retrofitting existing pipe systems – the 90° elbow integrates into any system where clean changes of direction are required.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAvailable in sizes 12 mm, 20 mm, 25 mm, 32 mm, 40 mm, 50 mm, 63 mm, 75 mm, 90 mm and 110 mm – covering everything from small supply lines to main lines in large koi systems.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSuitable for:\u003c\/strong\u003e Koi ponds, garden ponds, filter systems, pressure lines, gravity systems, inlet and outlet lines\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSizes: 12 mm | 20 mm | 25 mm | 32 mm | 40 mm | 50 mm | 63 mm | 75 mm | 90 mm | 110 mm\u003c\/p\u003e","brand":"KENJI KOI Products","offers":[{"title":"12 mm","offer_id":52972592234762,"sku":"201202","price":0.49,"currency_code":"EUR","in_stock":true},{"title":"16 mm","offer_id":52972592267530,"sku":"201602","price":0.59,"currency_code":"EUR","in_stock":true},{"title":"20 mm","offer_id":52972592300298,"sku":"202002","price":0.29,"currency_code":"EUR","in_stock":true},{"title":"25 mm","offer_id":52972592333066,"sku":"202502","price":0.49,"currency_code":"EUR","in_stock":true},{"title":"32 mm","offer_id":52972592365834,"sku":"203202","price":0.59,"currency_code":"EUR","in_stock":true},{"title":"40 mm","offer_id":52972592398602,"sku":"204002","price":0.89,"currency_code":"EUR","in_stock":true},{"title":"50 mm","offer_id":52972592431370,"sku":"205002","price":1.39,"currency_code":"EUR","in_stock":true},{"title":"2.48 in","offer_id":52972592464138,"sku":"206302","price":2.29,"currency_code":"EUR","in_stock":true},{"title":"75 mm","offer_id":52972592496906,"sku":"207502","price":3.89,"currency_code":"EUR","in_stock":true},{"title":"90 mm","offer_id":52972592529674,"sku":"209002","price":6.9,"currency_code":"EUR","in_stock":true},{"title":"110 mm","offer_id":52972592562442,"sku":"201102","price":9.79,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/files\/PVC_Winkel_90.jpg?v=1777816028"},{"product_id":"flexible-muffen","title":"KENJI KOI Flexible Couplings","description":"\u003cdiv class=\"flex-1 flex flex-col px-4 max-w-3xl mx-auto w-full pt-1\"\u003e\n\u003cdiv data-test-render-count=\"1\"\u003e\n\u003cdiv class=\"group\"\u003e\n\u003cdiv class=\"contents\"\u003e\n\u003cdiv data-is-streaming=\"false\" class=\"group relative relative pb-3\"\u003e\n\u003cdiv class=\"font-claude-response relative leading-[1.65rem] [\u0026amp;_pre\u0026gt;div]:bg-bg-000\/50 [\u0026amp;_pre\u0026gt;div]:border-0.5 [\u0026amp;_pre\u0026gt;div]:border-border-400 [\u0026amp;_.ignore-pre-bg\u0026gt;div]:bg-transparent [\u0026amp;_.standard-markdown_:is(p,blockquote,h1,h2,h3,h4,h5,h6)]:pl-2 [\u0026amp;_.standard-markdown_:is(p,blockquote,ul,ol,h1,h2,h3,h4,h5,h6)]:pr-8 [\u0026amp;_.progressive-markdown_:is(p,blockquote,h1,h2,h3,h4,h5,h6)]:pl-2 [\u0026amp;_.progressive-markdown_:is(p,blockquote,ul,ol,h1,h2,h3,h4,h5,h6)]:pr-8\"\u003e\n\u003cdiv class=\"standard-markdown grid-cols-1 grid [\u0026amp;_\u0026gt;_*]:min-w-0 gap-3 standard-markdown\"\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eKENJI KOI Flexible Couplings – Reliable Pipe Connections for Koi Ponds and Garden Ponds\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA pipe connection in a pond has one single job: to remain permanently watertight. Not just for the first few weeks, but for years – in frost, under water pressure, and with vibrations from running pumps. Those who rely on inferior connectors will eventually realize it. Usually at the wrong time.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eKENJI KOI Flexible Couplings connect pipes quickly, cleanly, and permanently. The robust material withstands continuous operation without becoming brittle or giving way. At the same time, the coupling remains flexible enough to sit securely and seal reliably even with slight misalignments or dimensional tolerances between different pipes.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEasy Installation Without Effort\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eNo tools, no adhesive, no complicated preparations. The flexible design makes installation uncomplicated even in confined spaces – whether in a shaft, on the filter housing, or directly on the bottom drain.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAvailable in sizes 32 mm, 40 mm, 50 mm, 63 mm, 75 mm, 90 mm, 110 mm, and 160 mm – suitable for almost any common pond and filter system.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSuitable for:\u003c\/strong\u003e Koi ponds, garden ponds, filter systems, gravity systems, pressure lines, retrofits and new constructions\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSizes:\u003c\/strong\u003e 32 mm | 40 mm | 50 mm | 63 mm | 75 mm | 90 mm | 110 mm | 160 mm\u003c\/p\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"KENJI KOI Products","offers":[{"title":"32 mm","offer_id":52972592890122,"sku":null,"price":3.9,"currency_code":"EUR","in_stock":true},{"title":"40 mm","offer_id":52972592922890,"sku":null,"price":4.2,"currency_code":"EUR","in_stock":true},{"title":"50 mm","offer_id":52972592955658,"sku":null,"price":4.8,"currency_code":"EUR","in_stock":true},{"title":"2.48 in","offer_id":52972592988426,"sku":null,"price":4.9,"currency_code":"EUR","in_stock":true},{"title":"75 mm","offer_id":52972593021194,"sku":null,"price":6.4,"currency_code":"EUR","in_stock":true},{"title":"90 mm","offer_id":52972593053962,"sku":null,"price":6.9,"currency_code":"EUR","in_stock":true},{"title":"110 mm","offer_id":52972593086730,"sku":null,"price":7.9,"currency_code":"EUR","in_stock":true},{"title":"160 mm","offer_id":52972593119498,"sku":null,"price":18.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/files\/FlexMuffe-110-mm_1000x1000_800464af-d08f-48e8-bf91-fe30eb241455.jpg?v=1777816041"},{"product_id":"flexible-reduziermuffen","title":"Flexible Reducing Sockets","description":"\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eKENJI KOI Flexible Reducing Couplings – Safely connect pipes of different diameters\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eIn pond construction, it is rare to find a system where all pipes have the same diameter. Pump outlets, filter connections, supply lines – different components, different manufacturers, different dimensions. If you want to create a clean connection here, you need the right adapter piece.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eKENJI KOI Flexible Reducing Couplings reliably and permanently connect pipes of different diameters. The flexible design compensates for dimensional tolerances, provides a tight fit, and can be installed without tools or gluing – simply push directly onto the pipe, and you're done.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eVersatile – many size combinations available\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eWhether from 50 mm to 40 mm, from 75 mm to 63 mm, or larger transitions in gravity and pressure systems – KENJI KOI Flexible Reducing Couplings are available in numerous size combinations. This allows lines to be adapted, expanded, or modified later without having to redesign the entire pipe system.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSuitable for:\u003c\/strong\u003e Koi pond piping systems, filter systems, pump connections, retrofits, and modifications of existing pond systems\u003c\/p\u003e","brand":"KENJI KOI Products","offers":[{"title":"40x32mm","offer_id":52972593611018,"sku":null,"price":3.9,"currency_code":"EUR","in_stock":true},{"title":"50x32mm","offer_id":52972593643786,"sku":null,"price":4.3,"currency_code":"EUR","in_stock":true},{"title":"50x40mm","offer_id":52972593676554,"sku":null,"price":4.8,"currency_code":"EUR","in_stock":true},{"title":"63x50mm","offer_id":52972593709322,"sku":null,"price":5.1,"currency_code":"EUR","in_stock":true},{"title":"63x40mm","offer_id":52972593742090,"sku":null,"price":5.9,"currency_code":"EUR","in_stock":true},{"title":"90x50mm","offer_id":52972593774858,"sku":null,"price":7.3,"currency_code":"EUR","in_stock":true},{"title":"90x63mm","offer_id":52972593807626,"sku":null,"price":7.5,"currency_code":"EUR","in_stock":true},{"title":"110x50mm","offer_id":52972593840394,"sku":null,"price":9.5,"currency_code":"EUR","in_stock":true},{"title":"110x63mm","offer_id":52972593873162,"sku":null,"price":10.4,"currency_code":"EUR","in_stock":true},{"title":"110x75mm","offer_id":52972593905930,"sku":null,"price":10.9,"currency_code":"EUR","in_stock":true},{"title":"110x90mm","offer_id":52972593938698,"sku":null,"price":11.4,"currency_code":"EUR","in_stock":true},{"title":"125x110mm","offer_id":52972593971466,"sku":null,"price":15.9,"currency_code":"EUR","in_stock":true},{"title":"135x110mm","offer_id":52972594004234,"sku":null,"price":19.9,"currency_code":"EUR","in_stock":true},{"title":"160x110mm","offer_id":52972594037002,"sku":null,"price":27.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/files\/Flexible_Reduzierung.jpg?v=1777816055"},{"product_id":"flexible-endkappe","title":"KENJI KOI Flexible End Cap","description":"\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eKENJI KOI Flexible End Caps – Securely Seal Pipes in Pond Construction\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eIn pond construction, there are components that receive little attention – until they are missing or fail. End caps are among them. If you want to permanently and tightly seal pipes, you need a component that fits, seals, and holds reliably even after years.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe KENJI KOI Flexible End Caps are made of high-quality, flexible material and can be installed quickly and cleanly without tools. The flexible design ensures that the cap sits snugly on the pipe end – even with slight dimensional deviations between different manufacturers.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSuitable for almost any system\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAvailable in sizes 32 mm, 40 mm, 50 mm, 63 mm, 75 mm, 90 mm, 110 mm, and 160 mm – covering everything from small supply lines to large main lines in chamber filters and gravity-fed systems. Whether for new construction, winter preparation, or temporary shut-off of individual pipelines – KENJI KOI End Caps are a clean, uncomplicated solution.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSuitable for:\u003c\/strong\u003e PVC pipes, pond lines, filter systems, bypass systems, winter protection of pipe systems\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSizes: 32 mm | 40 mm | 50 mm | 63 mm | 75 mm | 90 mm | 110 mm | 160 mm\u003c\/p\u003e","brand":"KENJI KOI Products","offers":[{"title":"32 mm","offer_id":52972594430218,"sku":null,"price":2.4,"currency_code":"EUR","in_stock":true},{"title":"40 mm","offer_id":52972594462986,"sku":null,"price":2.5,"currency_code":"EUR","in_stock":true},{"title":"50 mm","offer_id":52972594495754,"sku":null,"price":2.6,"currency_code":"EUR","in_stock":true},{"title":"2.48 in","offer_id":52972594528522,"sku":null,"price":3.9,"currency_code":"EUR","in_stock":true},{"title":"75 mm","offer_id":52972594561290,"sku":null,"price":4.2,"currency_code":"EUR","in_stock":true},{"title":"90 mm","offer_id":52972594594058,"sku":null,"price":5.9,"currency_code":"EUR","in_stock":true},{"title":"110 mm","offer_id":52972594626826,"sku":null,"price":6.9,"currency_code":"EUR","in_stock":true},{"title":"160 mm","offer_id":52972594659594,"sku":null,"price":17.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/files\/Flexible_Endkappe.jpg?v=1777816066"},{"product_id":"flexibler-bogen-90","title":"KENJI KOI Flexible Bend 90°","description":"\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eKENJI KOI Flexible 90° Bend for Pond Construction\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003ePipe systems in pond construction rarely follow a straight line. Pump outlets, filter connections, wall penetrations – somewhere the direction needs to change. The flexible 90° bend from KENJI KOI does just that, without compromising on tightness or durability.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFlexible and Easy to Install\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThanks to its flexible design, it can be precisely aligned, fits snugly, and remains dimensionally stable over time. No rework, no leaks after a season.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAvailable in Various Sizes\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAvailable in sizes 32 mm, 40 mm, 50 mm, 63 mm, 75 mm, 90 mm, and 110 mm – suitable for almost any common pond and filter system.\u003c\/p\u003e","brand":"KENJI KOI Products","offers":[{"title":"32 mm","offer_id":52972595052810,"sku":null,"price":7.9,"currency_code":"EUR","in_stock":true},{"title":"40 mm","offer_id":52972595085578,"sku":null,"price":8.9,"currency_code":"EUR","in_stock":true},{"title":"50 mm","offer_id":52972595118346,"sku":null,"price":9.9,"currency_code":"EUR","in_stock":true},{"title":"2.48 in","offer_id":52972595151114,"sku":null,"price":11.0,"currency_code":"EUR","in_stock":true},{"title":"75 mm","offer_id":52972595183882,"sku":null,"price":18.5,"currency_code":"EUR","in_stock":true},{"title":"90 mm","offer_id":52972595216650,"sku":null,"price":19.0,"currency_code":"EUR","in_stock":true},{"title":"110 mm","offer_id":52972595249418,"sku":null,"price":23.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/files\/Bogen.jpg?v=1777816082"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0591\/5515\/3105\/collections\/kategoriebild-f-r-kategorie-teichbau.png?v=1777816319","url":"https:\/\/kenji-koi.de\/en\/collections\/teichbau.oembed","provider":"KENJI KOI Products","version":"1.0","type":"link"}