Superior Pump 99555 Universal Check Valve; fits all: 1-1/4" and 1-1/2" MPT and FPT , Black

Amazon.ca Product Description Check valves are mechanical valves that permit liquids to flow in only one direction, preventing process flow from reversing. They are classified as one-way directional valves. Fluid flow in the desired direction opens the valve, while backflow forces the valve closed. The mechanics of check valve operation are not complicated. From the Manufacturer Superior Pump is a family owned and operated Pump Company specializing in residential / light commercial duty pumps. Headquartered in Minneapolis, Minnesota, Superior Pump was founded in 1999 after spending years in the pump industry dating back to the 70's, and with a plumbing background starting in St Paul Minnesota dating all the way back to 1885. Superior Pump adheres to our strong core family values, selling the absolute highest quality product possible at a fair cost. We concentrate on the little details when building a pump, putting all of them together to make one of the most durable pumps on the market.