Supply Line is a wholesale distribution company located in Memphis and Collierville, whose main focus circles around plumbing, pipe, valves and fittings. Imagine a company that values its customers and always strives for excellence. You are envisioning Supply Line, leaders in plumbing, pipe, valves, and fittings in the heart of the mid-south since 1998. , , HOME ABOUT US CONTACT US PRODUCTS PAGE 1 PRODUCTS PAGE 2 SHOWROOM, , Supply Line provides plumbing fixtures for the bath and kitchen, water heaters and piping products for residential housing construction, remodeling, maintenance and ...