? Plastic
? Stainless steel spring
? Available for standard 5/8", 1" or 1-1/4" hose sizes
? Flush your boat engine safely and easily
? Transparent body allows for visual inspection of water flow
? Durable check valve system activated by water pressure from a garden hose
? Check valve automatically shuts off hull intake when water pressure is applied
? Adapter supplied with FlushPro™ makes winterizing your boat easy
? Can be used with onboard generators