An MDPE Fitting FTA refers to a Medium-Density Polyethylene (MDPE) compression fitting called a Female Threaded Adaptor (FTA). These are commonly used in water supply systems, especially in areas where MDPE pipes are used and are suitable for connecting MDPE pipes to other components with male-threaded connections. MDPE is a type of polyethylene with a medium density, commonly used for water supply and distribution systems. Compression fittings are popular in plumbing applications for their ease of installation without the need for heat fusion or welding. MDPE Fitting FTA is versatile and suitable for various plumbing applications and is often used in both residential and commercial settings.