Eliminate The Risk Of Water Siphoning Backwards Through Your Aquarium Airline!

For use with freshwater or marine aquariums
Eliminates the chance of water siphoning backwards through your airline and damaging your pump or causing an electrical short
This high quality neoprene valve provides the ideal cracking pressure to reduce surging and provide a long life
Easy to read directional arrow molded in durable plastic for permanent assistance with flow direction
Clear window allows function verification and visible signs that replacement is necessary
Two valves per package for about the price of one (based on competitive items)

Weight 2.000000 lbs
Dimensions 0.0000 × 0.0000 × 0.0000 in


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