{"product_id":"50mm-pn25-ppr-composite-pipe","title":"50mm PN25 PP-R Composite Pipe","description":"\u003cp\u003ePPR Composite Pipe, Aluminum Reinforced Multilayer System\u003c\/p\u003e\n\n\u003cp\u003ePPR Composite Pipe is a multilayer piping system consisting of PP-R inner and outer layers reinforced with a welded aluminum core. Designed for professional hot and cold water projects, it provides high pressure resistance, minimal thermal expansion, and long-term structural stability.\u003c\/p\u003e\n\n\u003cp\u003eThe integrated aluminum layer acts as an oxygen barrier and significantly reduces linear expansion, making it ideal for central heating and high-rise installations.\u003c\/p\u003e\n\n\u003cp\u003eKey Advantages\u003c\/p\u003e\n\n\u003cp\u003e✔ Up to 75% lower thermal expansion vs standard PPR\u003cbr\u003e\n✔ Oxygen diffusion barrier (ideal for heating systems)\u003cbr\u003e\n✔ High pressure resistance (PN20 \/ PN25)\u003cbr\u003e\n✔ Excellent dimensional stability\u003cbr\u003e\n✔ Corrosion-free \u0026amp; hygienic\u003cbr\u003e\n✔ 50+ years service life\u003cbr\u003e\n✔ Suitable for vertical riser systems\u003c\/p\u003e\n\n\u003cp\u003eTechnical Specifications\u003c\/p\u003e\n\n\u003cp\u003eMaterial: PP-R \/ Aluminum \/ PP-R\u003c\/p\u003e\n\n\u003cp\u003ePressure Class: PN20 \/ PN25\u003c\/p\u003e\n\n\u003cp\u003eStandard: DIN 8077 \/ DIN 8078 \/ ISO 15874\u003c\/p\u003e\n\n\u003cp\u003eOperating Temperature: Up to 95°C\u003c\/p\u003e\n\n\u003cp\u003eConnection Method: Heat - Butt fusion welding\u003c\/p\u003e\n\n\u003cp\u003eColor: White \/ Green and Custom Requests\u003c\/p\u003e","brand":"Heytigo","offers":[{"title":"50 \/ PN25 \/ 4","offer_id":53708020318522,"sku":"HYX25KP000000170","price":4.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/8981\/4074\/files\/pp-r-composite-pipe-pn20-20x28.webp?v=1763761421","url":"https:\/\/heytigo.com\/products\/50mm-pn25-ppr-composite-pipe","provider":"HEYTIGO","version":"1.0","type":"link"}