These are a set of replacement valves for Edson's 30 gpm manual diaphragm bilge pumps.
Bottom inlet valves are rounded; side inlet valves are rectangular.
All discharge valves are the exact same rectangular valve as the side inlet valve.
All 30 gpm size valves are available in nitrile; or Viton® by special order.
• Nitrile (Buna N) is a strong all purpose material good for oily water, sewage, dewatering and general waste water applications
• Viton® is best when pumping waste or liquids containing gasoline, biodiesel, or liquids containing other hydrocarbons
• If necessary, check appropriate chemical compatibility charts to determine which to order