
NSF Certified Dvgw Certified BS Standard UPVC CPVC Water Supply Pipe for Air Release Valve. NSF & Dvgw Certified: Meets drinking water safety standards with NSF and Dvgw certifications. Food-Grade Safe Material: Non-toxic, hygienic UPVC suitable for residential and municipal water supply. High Rigidity & Pressure Resistance: Hard thermoplastic tube with no scaling and excellent pressure performance. OEM & ODM Customization: Supports customized size, logo, packaging, and special design requirements. Wide Size Range: Available in DN15 to DN600 to meet various industrial and residential needs. Fast Delivery for Stock: General stock orders shipped within 3-7 working days. Long Lifespan & Cost-Effective: Durable design ensures long service life with easy construction. Comprehensive Product Line: Includes UPVC, CPVC, PPH pipes and various industrial valves.