Valterra 200-C15 PVC Swing/Spring Combination Check Valve, Clear, 1-1/2" Slip by Valterra Products

This Valterra 200-C15 check valve is made from clear schedule 40 PVC (polyvinyl chloride) for strength and resistance to deterioration and moderate chemicals. Its EPDM (ethylene propylene diene monomer) seal resists deterioration triggered by water and oils, and the swing/spring construction of this valve makes it possible to install it in any position. It has a 1-1/2" slip connection at each end, which should be secured with glue, a maximum pressure ranking of 150 pounds per square inch (psi), and a spring tension of 1/2 lb. This check valve appropriates for use with landscape and watering, pool and health club, aquaculture, and general purpose applications.Check valves have two

ports and restrict the circulation of fluids and other loose products through a pipe or passageway to one instructions. Circulation goes into through one port and exits through the other, closing when circulation reverses or stops. Two common types of check valves are ball cone valves and swing check valves. A ball cone valve utilizes a spring-loaded ball seated against a cone-shaped interior surface to stop the circulation of fluid in a forward instructions, and a swing check valve has a movable disc on a hinge to obstruct reverse circulation. Check valves are rated by their cracking pressure( the minimum upstream pressure required for the valve to operate ), and they are utilized in different water, gas, air, and steam lines.Valterra Products makes and distributes valves, hoses, sewer systems, and pool and health club items. The company, established in 1981, is headquartered in Mission Hills, CA.