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Save an extra 20% off your entire order with coupon code: HOLIDAY20
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**May not be combined with any other offer.
Code expires 12/13/13
|Hikari Aquarium Solutions Check Valves are high impact plastic check valve molders with directional arrows for simple use. This check valve incorporates a dependable valve with the ideal cracking pressure for fresh or saltwater aquariums. Perfect for use with protein skimmers, air pumps or other air-driven items that require protection from siphoning action. Highly dependable Easy to use Perfect for use with protein skimmers, air pumps and more|