October 2020
· 1 min read
The NSF REG4 Certification for the UK Helps Plumbing Products Show Compliance
The new NSF REG4 certification scheme for the UK market allows plumbing products and materials to show compliance.
The new NSF REG4 certification scheme for the UK market allows plumbing products and materials to show compliance with the Water Supply (Water Fittings) Regulations 1999.