Enviro Check® body is cast from an unleaded alloy. Control Center for Submersible Pump installations with four tappings; one 1/8 " inlet side, two 1/4 " outlet sides, one 1/8 " outlet side with brass plug. This valve features a non-spin acetal (1/2 "- 2") or unleaded bronze (2-1/2 "- 4") poppet, NITRILE (Buna-N) seal and stainless steel spring.