4" Inline Exhaust Check Valve | Aquapower 9030-40EA
4" Inline Exhaust Check Valve
4" Inline Exhaust Check Valve | Aquapower 9030-40EA
- 4 in. Exhaust Check Valve
- Designed to prevent backflow in marine exhaust systems
- Stainless steel
- For 4 in. inside diameter exhaust hose
- 3.5 in. long