Avoid disaster! Water siphoning backwards through your aquarium airline can lead to BIG problems. Hikari can help you avoid them with ease.

Cheap Insurance For Freshwater & Marine Aquariums

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

2 Pack

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