Anyone?

[Steve Clayton]

http://www.ybw.com/forums/showthrea...r-Check-valves-(for-Attwood-Auto-Bilge-Pumps)

 

[Hypocacculus]

Have you tried giving ASAP a call?

 

[prv]

Do they have to be that specific part? Whale do some neat non-return valves that use the same tricuspid rubber thingies as their diaphragm pumps, and could go in the hose immediately after your pump.

Pete