ERA Piping Systems, PVC Pipe Fitting , STRAIGHT TEE, PN16(DIN8063) Socket, DVGW Research Institute 1. CNAS ISO 17025 ACCREDITED LAB, be able to issue test report on Chinese standard with CANAS. 2. IAPMO RESEARCH AND TEST ,INC. ACCREDITED LAB , accredited to issue test reports on StandardsnAdvantages of using PVCnPVC is both durable and versatile, offering many advantages when it comes to plumbing.n1. Sturdy and durable. Compared to cast iron pipes, recyclable PVC pipes are less likely to crack or break. It can also last at least 50 years.n2. Economical and affordable. Compared to materials like wood or copper, PVC is cost-effective, giving you the best value for your money.n3. Light. PVC materials are lighter than other building materials, so shipping costs are lower.n4. Fireproof. PVC plastic's high chlorine and low oxygen content make it fire-resistant.n5. Resistant to chemical corrosion. PVC rarely reacts when in contact with other substances such as oils, mineral acids, fats, salts, alkalis, and alcohols.n6. Versatile. PVC can be molded into a variety of shapes and forms and can also be integrated into fabrics for increased durability.