Aquarium Check Valve, 10pcs Non-Return Air Pump Valve for Fish Tank 7mm One-Way Airline Tubing 7mm One-Way Airline Tubing
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- 3 Different Sizes Are Available---This aquarium one-way non-return check valve has 3 different sizes for you to choose, that can meet your different needs.
- Working Principle---After adding the check valve, the air pump can be placed the water or below the water surface, and there will be no backflow of water when the air pump stops working.
- Qualitative Materials---This aquarium one-way non-return check valve is made of high quality plastic material, which is beautiful and
- Wide Range of Application---This aquarium one-way non-return check valve is a wonderful accessory for aquarium air pump, whcih can be suitable for most aquarium air pump.
- Matters Need Attention---When the position of the air pump is lower than the water surface, prevent the backflow of water from damaging the front air pump or other equipment.
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