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.

• Highly dependable
• Easy to use
• Perfect for use with protein skimmers, air pumps and more

Perfect for use with protein skimmers, air pumps or other air-driven items that require protection from siphoning action.