Marina Plastic Check Valve
Accurate, leak-proof security
Protects air pump from back-siphoning damage
Prevents flooding during power failures
The Luft Pump Repair Kit includes: 2 filters, 1 diaphram and 1 nut and bolt.
Dimensions: 4in x 1in x 6.75in
Hagen Ultra 4-Way Air Control Valve:
All plastic construction
Will not leak up to 5 p.s.i.
Molded design, no seal rings, screws, rivets, joints or seams
Hanger fits all standard aquariums