PEM W116 has a molded plastic (ABS, Acrylonitrile Butadiene Styrene, UV protected) body with male (outside threaded) 1 1/2in. NPT Inlet and 2 x 1 1/2in. NPT Outlet Pipe connections for NPT or BSP pipe fittings.
Above W115 shown with decorative Streamjet attached.
The W114 shown with PEM decorative Stream Jet attached.