Eliminate The Risk Of Water Siphoning Backwards Through Your Aquarium Airline!
- Eliminates the chance of water siphoning backwards and damaging your pump or causing an electrical short
- High quality neoprene valve provides the ideal cracking pressure to reduce surging
- Easy to read directional arrow molded in durable plastic for easy flow direction confirmation
- Clear window allows function verification and visible signs when replacement is needed
- Two valves per package for about the price of one from our competitors
- For use with freshwater or marine aquariums
