About the Uponor Wisbro F3040750 AquaPEX Blue Tubing 100 Ft Coil (PEXa) Plumbing, 3/4"Made for both commercial and private residential applications, Uponor Wisbro F3040750 AquaPEX Blue Tubing 100 Ft Coil (PEXa) is an industry leading tubing solution for just about any major project. Because of its PEX coating and resilient flexibility, more contractors rely on this product for a permanent solution to potable water systems. It also supports both hot and cold water systems, including hydronicheating applications, with ease and fluidity.Colorcoded blue for easy identification, many users find it useful to match Uponor Wisbro F3040750 tubing with their cold water systems. This color coordination cuts down on identification times and allows for complete identification in a pinch. This product is so useful in fact, that many commercial buildings now employ it in their fire safety systems.Uponor Wisbro F3040750 tubing is best used in a nonferrous water environment and comes with a standard tenyear warranty against any flaws or breaks. Trust in the long history of an industryleading company and their attention to design and innovative new technologies to give you peace of mind when using this product.California residents: Check with your local building department for use of PEX tubing in plumbing applications.