{"product_id":"copper-endfeed-external-reducing-couplers-10mm-54mm","title":"Copper Endfeed External Reducing Couplers (10mm - 54mm)","description":"\u003cp data-path-to-node=\"4\"\u003eStreamline pipeline transitions and step-down configurations across domestic, commercial, and industrial networks with our premium selection of trade-grade copper reducing couplers. Designed explicitly for external capillary reduction, these components provide a seamless, leak-proof transition between varying pipe diameters. Whether routing intricate micro-bore heating zones or managing high-capacity plant room distribution lines, this collection offers ultimate flow consistency and structural integrity.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003eManufactured from thick-walled, high-purity copper, each fitting ensures exceptional thermal conductivity and a flawless, deep capillary draw during the endfeed soldering process.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"6\"\u003e📐 Available Sizing \u0026amp; Configuration Matrix\u003c\/h3\u003e\n\u003cp data-path-to-node=\"7\"\u003eSelect your required configuration from the dropdown menu to match your system specification:\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eMicro-Bore \u0026amp; Low-Profile Feeds:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8,0,1\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,1,0,0\"\u003e10mm x 8mm (SKU: WBS20)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,1,1,0\"\u003e15mm x 8mm (SKU: WBS21)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,1,2,0\"\u003e15mm x 10mm (SKU: WBS22)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,1,3,0\"\u003e15mm x 12mm (SKU: WBS23)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eStandard Domestic \u0026amp; Commercial Loops:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8,1,1\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,1,0,0\"\u003e22mm x 15mm (SKU: WBS24)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,1,1,0\"\u003e28mm x 15mm (SKU: WBS25)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,1,2,0\"\u003e28mm x 22mm (SKU: WBS26)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eHigh-Capacity Commercial Mains:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8,2,1\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,1,0,0\"\u003e35mm x 22mm (SKU: WBS27)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,1,1,0\"\u003e35mm x 28mm (SKU: WBS28)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,1,2,0\"\u003e42mm x 28mm (SKU: WBS29)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,1,3,0\"\u003e42mm x 35mm (SKU: WBS30)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eIndustrial \u0026amp; Plant Room Headers:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8,3,1\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,1,0,0\"\u003e54mm x 28mm (SKU: WBS31)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,1,1,0\"\u003e54mm x 35mm (SKU: WBS32)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,1,2,0\"\u003e54mm x 42mm (SKU: WBS33)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"9\"\u003e🛠️ Key Features\u003c\/h3\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003ePrecision Tapered Transition:\u003c\/b\u003e Engineered to step down pipe sizing cleanly without creating restrictive internal shoulders\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eIndustrial Durability:\u003c\/b\u003e Heavy-gauge, corrosion-resistant copper manufactured to withstand severe mechanical and fluid stress\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eFlawless Capillary Action:\u003c\/b\u003e Precision-machined sockets ensure tight tolerances for an even, leak-proof solder seal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eCategory:\u003c\/b\u003e Endfeed \/ Couplers \/ Reducing \/ External\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"11\"\u003e💧 Plumbing \u0026amp; Installation Benefits\u003c\/h3\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eOptimized Fluid Dynamics:\u003c\/b\u003e Smooth internal bore design eliminates fluid slamming and turbulence, preventing localized pressure drops and air pocket formations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eMaterial \u0026amp; Labor Efficiency:\u003c\/b\u003e Eliminates multi-stage reduction setups, lowering component costs and minimizing potential failure points across complex pipe runs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eExtreme Thermal Resilience:\u003c\/b\u003e Highly resilient against intense thermal cycles, preventing joint fatigue in domestic hot water networks, commercial plant rooms, and district heating loops\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eProfessional presentation Finish:\u003c\/b\u003e Compact architectures and clean finishes deliver a space-saving layout ideal for exposed plant room tracking or aesthetic showroom installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"warwickheatingsupplies","offers":[{"title":"10mm x 8mm","offer_id":57748965687628,"sku":null,"price":0.5,"currency_code":"GBP","in_stock":true},{"title":"15mm x 8mm","offer_id":57748965720396,"sku":null,"price":0.5,"currency_code":"GBP","in_stock":true},{"title":"15mm x 10mm","offer_id":57748965753164,"sku":null,"price":0.5,"currency_code":"GBP","in_stock":true},{"title":"15mm x 12mm","offer_id":57748965785932,"sku":null,"price":0.8,"currency_code":"GBP","in_stock":true},{"title":"22mm x 15mm","offer_id":57748965818700,"sku":null,"price":0.9,"currency_code":"GBP","in_stock":true},{"title":"28mm x 15mm","offer_id":57748965851468,"sku":null,"price":1.0,"currency_code":"GBP","in_stock":true},{"title":"28mm x 22mm","offer_id":57748965884236,"sku":null,"price":1.1,"currency_code":"GBP","in_stock":true},{"title":"35mm x 22mm","offer_id":57748965917004,"sku":null,"price":1.9,"currency_code":"GBP","in_stock":true},{"title":"35mm x 28mm","offer_id":57748965949772,"sku":null,"price":2.7,"currency_code":"GBP","in_stock":true},{"title":"42mm x 28mm","offer_id":57748965982540,"sku":null,"price":2.8,"currency_code":"GBP","in_stock":true},{"title":"42mm x 35mm","offer_id":57748966015308,"sku":null,"price":3.2,"currency_code":"GBP","in_stock":true},{"title":"54mm x 28mm","offer_id":57748966048076,"sku":null,"price":4.8,"currency_code":"GBP","in_stock":true},{"title":"54mm x 35mm","offer_id":57748966080844,"sku":null,"price":5.1,"currency_code":"GBP","in_stock":true},{"title":"54mm x 42mm","offer_id":57748966113612,"sku":null,"price":6.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1053\/6796\/1932\/files\/a105dbd5-96e9-4c92-af74-16f3ba58e626.jpg?v=1780998472","url":"https:\/\/warwickheatingsupplies.com\/products\/copper-endfeed-external-reducing-couplers-10mm-54mm","provider":"warwickheatingsupplies","version":"1.0","type":"link"}