{"product_id":"20mm-x-2mm-pex-al-pex-underfloor-heating-pipe","title":"20mm x 2mm PEX-AL-PEX Underfloor Heating Pipe","description":"\u003cp data-start=\"228\" data-end=\"567\"\u003eDesigned for efficiency, durability, and long-term reliability, the Alpex PEX-AL-PEX Multilayer Pipe is an excellent choice for modern underfloor heating systems. By combining the strength of aluminium with the flexibility of advanced plastics, this pipe delivers outstanding thermal performance while remaining easy to handle and install.\u003c\/p\u003e\n\u003cp data-start=\"569\" data-end=\"1067\"\u003eManufactured in accordance with \u003cstrong data-start=\"601\" data-end=\"642\"\u003eASTM F1281 and EN ISO 21003 standards\u003c\/strong\u003e, the Alpex pipe is fully certified by \u003cstrong data-start=\"681\" data-end=\"704\"\u003eSKZ, CE, and Gost-R\u003c\/strong\u003e, ensuring consistent quality and safety. Its robust five-layer construction provides complete oxygen and gas impermeability, protecting the heating system from corrosion and maintaining optimal performance over time. The integrated aluminium layer also minimises thermal expansion and reduces pipe memory, allowing the pipe to hold its shape during installation.\u003c\/p\u003e\n\u003cp data-start=\"1069\" data-end=\"1354\"\u003eEngineered to operate at temperatures of up to \u003cstrong data-start=\"1116\" data-end=\"1124\"\u003e85°C\u003c\/strong\u003e and pressures of \u003cstrong data-start=\"1142\" data-end=\"1152\"\u003e10 bar\u003c\/strong\u003e, this pipe performs reliably in demanding heating applications. It is lightweight yet exceptionally durable, offering excellent resistance to temperature fluctuations, limescale buildup, and corrosion.\u003c\/p\u003e\n\u003cp data-start=\"1356\" data-end=\"1638\"\u003eAvailable in a range of sizes, including the widely used \u003cstrong\u003e20\u003c\/strong\u003e\u003cstrong data-start=\"1413\" data-end=\"1442\"\u003emm WRAS-approved option\u003c\/strong\u003e, the Alpex multilayer pipe is built for long service life, with an expected lifespan of up to \u003cstrong data-start=\"1537\" data-end=\"1549\"\u003e50 years\u003c\/strong\u003e—making it a cost-effective and dependable solution for underfloor heating installations.\u003c\/p\u003e","brand":"Adept","offers":[{"title":"25m","offer_id":40887633608753,"sku":"ALPEX202\/25","price":31.99,"currency_code":"GBP","in_stock":true},{"title":"50m","offer_id":40887633641521,"sku":"ALPEX202\/50","price":63.49,"currency_code":"GBP","in_stock":true},{"title":"100m","offer_id":40887633674289,"sku":"ALPEX202\/100","price":126.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0564\/0522\/9617\/files\/001__38411.jpg?v=1768299284","url":"https:\/\/underfloorheatingonline.co.uk\/products\/20mm-x-2mm-pex-al-pex-underfloor-heating-pipe","provider":"Underfloor Heating Online","version":"1.0","type":"link"}