Perko FlushPro™ Valve and Winterizaing Kit

• Freshwater flushing of your inboard is as simple as connecting a garden hose.
• Clear polycarbonate with stainless steel spring.
• 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.
• Can be used with onboard generaters.