Shower Drain Box Check Valve

Check Valve. Sealed polycarbonate lid - tough impact resistant material with gasket to prevent water splash. Fast fix system - Lid, pump, filter and float switch can be removed and serviced without tools. Threaded port fittings - improves installation by offering several combinations of port fittings including 3/4", 1", 1 1/8", straight and 90� elbow fittings. Back flow prevention - Reduces the amount of water that can siphon back to shower box. Discharge hose diameter: 3/4". Dimensions: 9-1/2" W x 9" L x 5" H. 800 GPH.