Plumbing code
UL certifies products used to comply with plumbing code requirements, including low lead certifications and plumbing appliances, fixtures, fittings, pipe and pipe fittings.
Low lead certifications
Verifying compliance with the lead requirements in specific states including California, Vermont and Maryland. Learn more
Lead content verification of products in contact with potable water Information Manufacturers
Plumbing appliances
Manufacturers of certified products and related information.
Clothes washers Information Manufacturers
Household dishwashing machines Information Manufacturers
Commercial dishwashing machines Information Manufacturers.
Drinking water coolers Information Manufacturers
Drinking water treatment units Information Manufacturers
Food waste grinders Information Manufacturers
Whirlpool bathtubs Information Manufacturers
Plumbing fixtures and fittings
Manufacturers of certified products and related information.
Drinking water system components Information Manufacturers
Plumbing fixture fittings Information Manufacturers
Plastic plumbing fixtures Information Manufacturers
Stainless steel plumbing fixtures Information Manufacturers
Grab bars and accessories Information Manufacturers
Plumbing pipe and fittings
Manufacturers of certified products and related information.
Fabricated ductile iron pipe Information Manufacturers
Pipe joint sealing compounds Information Manufacturers
Corrosion-preventive pipe wrap tape Information Manufacturers
Plumbing waste fittings Information Manufacturers
