The Everflow B-FPTE0012 1/2" Expansion PEX EP Tee is a specialized plumbing fitting designed for use with PEX (cross-linked polyethylene) piping systems. This tee fitting allows for the connection of three 1/2-inch PEX pipes, facilitating a T-shaped branching configuration. It enables efficient distribution of water or other fluids in plumbing systems. Suitable for residential and commercial plumbing projects where PEX tubing is preferred due to its flexibility, corrosion resistance, and ease of installation.