Certifications & Compliance
Independent certifications you can verify
Primepoly HDPE and PVC pipes are certified against the major international standards for drinking water, gas distribution and pressure pipe service. Click any standard to see what it covers, how Primepoly meets it, and which products carry the listing.
NSF 61
NSF International (USA)
The American National Standard certifying that pipe materials do not leach harmful contaminants into drinking water. Mandatory for plumbing products in the US and Canada.
WRAS
Water Regulations Advisory Scheme (UK)
UK certification confirming pipe materials are safe for potable water contact. Required for plumbing in the UK and widely recognised across the Commonwealth.
ISO 4427
International Organization for Standardization
The international standard governing PE100 / PE80 water supply pipes. Adopted (often verbatim) into European EN 12201, Australian AS/NZS 4130, Chinese GB/T 13663 and most national specifications.
AWWA C906
American Water Works Association (AWWA)
American Water Works Association standard for large-diameter HDPE pressure pipe used in municipal water distribution and transmission mains.
GB 15558
Standardization Administration of China (SAC)
The Chinese national standard for buried PE gas distribution pipes. Often referenced as a benchmark in Asia, Central Asia and Africa for natural gas distribution projects.