Key terms, definitions, and concepts related to Pipes & Fittings. Use this glossary as a quick reference when researching types, brands, and installation guides.
ADA CompliantAn industry certification or standard relevant to pipes & fittings products.ApolloLearn more →Apollo is known for Industry-standard brass ball valves and backflow prevention devices for residential and commercial plumbing. ASSE 1061An industry certification or standard relevant to pipes & fittings products.ASSE ListedAn industry certification or standard relevant to pipes & fittings products.ASTMAn industry certification or standard relevant to pipes & fittings products.ASTM CompliantAn industry certification or standard relevant to pipes & fittings products.ASTM F876/F877An industry certification or standard relevant to pipes & fittings products.AWWA CompliantAn industry certification or standard relevant to pipes & fittings products.BrassCraftLearn more →BrassCraft is known for Pioneering the one-piece water supply valve and flexible supply tube that became the industry standard. CanplasLearn more →Canplas is known for Plastic DWV fittings, roof vents, and dryer venting systems for residential and commercial plumbing. Charlotte PipeLearn more →Charlotte Pipe is known for America's largest privately-held pipe and fittings manufacturer with the most comprehensive DWV product line. Copper PipingLearn more →The traditional standard for residential plumbing. Durable, bacteriostatic, and long-lasting. Available in rigid and flexible (soft) forms. CSA CertifiedAn industry certification or standard relevant to pipes & fittings products.DancoLearn more →Danco is known for America's leading brand for aftermarket plumbing repair parts including faucet cartridges, toilet repair kits, and drain components. FerncoLearn more →Fernco is known for The iconic orange-banded flexible PVC coupling — the industry standard for joining dissimilar pipe materials. GiacominiLearn more →Giacomini is known for Italian-made hydronic valves, radiant floor heating manifolds, and PEX distribution systems. IAPMO ListedAn industry certification or standard relevant to pipes & fittings products.IPEXLearn more →IPEX is known for North America's leading thermoplastic piping manufacturer with System 15 PVC-DWV and System 636 CPVC venting. ISO 9001An industry certification or standard relevant to pipes & fittings products.NSF CertifiedAn industry certification or standard relevant to pipes & fittings products.NSF ListedAn industry certification or standard relevant to pipes & fittings products.NSF/ANSI 14An industry certification or standard relevant to pipes & fittings products.NSF/ANSI 372An industry certification or standard relevant to pipes & fittings products.NSF/ANSI 61An industry certification or standard relevant to pipes & fittings products.PEX PipingLearn more →Cross-linked polyethylene tubing that is flexible, freeze-resistant, and easy to install. The most popular choice for modern residential plumbing. Push-Fit FittingsLearn more →No-solder, no-crimp connectors that push onto copper, PEX, or CPVC pipe. Ideal for repairs and DIY projects where speed and simplicity matter. PVC & CPVC PipingLearn more →PVC for drain-waste-vent (DWV) and cold water; CPVC rated for hot water up to 200°F. Lightweight, affordable, and chemical resistant. UL ListedAn industry certification or standard relevant to pipes & fittings products.UPC ListedAn industry certification or standard relevant to pipes & fittings products. 