Top 6 Best Check Valve Aquarium

For Oxygen Pumps Only Great 1-way check valve for most common aquarium air pumps. NOT suitable for CO2 or other high-pressure systems to avoid crack and leak.. Small Light Size 2.1 L x 0.55 W Diameter of air holes 0.12 Weight 0.1 oz. Standard ID airline tubing 316. Add little weight to your hose for smooth airflow.. Ideal Pump Protectors Prevent backflow of water through the tubing during a power outage or pump pause. Essential accessories for basic aeration setup in your fish tanks.. Sturdy Quiet Made of reliable plastic which can be tightly connected to the hose without air leak. Durable to endure long-time use without making noise.. Easy Maintenance Clean the valve regularly. Please poke it with a slim stick from the inlet side to push it open when it gets clogged inside and restricts air flow..

All In A Package No Worry About Mismatching - Complete air pump accessories of airline tubing, air stones, connectors, suction cups and check valves for basic aquarium aeration setup.. 13 Ft. Airline Tubing Standard 316 ID airline tubing. Made of reliable frosty clear plastic, the hose is flexible, durable and kink-resistant. Desired length for most fish tanks.. 2 Air Stone Cylinders 0.8 D x 1.2 H. Small size to be easily driven by even nano air pumps. Produce lots of medium bubbles to aerate your tanks and enliven the aquatic lives.. 4 Connectors Include 2 straight and 2 T-shape connectors to connect standard 316 ID tubing. Allow you to connect 1 or more air inlets to create 1 or more outlets.. 6 Suckers 2 Check Valves Soft clear plastic holders fit 316 ID hoses and can stick tightly to the smooth tank. The check valves can effectively prevent back siphoning of water..

For Oxygen Pumps Only Great 1-way check valves for most common aquarium air pumps. DO NOT use them in CO2 or other high-pressure systems to avoid cracking or leakage.. Small Light Size 1.66 L x 0.5 W Diameter of air holes 0.12 Weight 0.07 oz. Standard ID airline tubing 316. Add little weight to your hose for smooth airflow.. Ideal Pump Protectors Effectively prevent water backflow during a power outage or pause of the pump. Ideally protect your pump and reduce your loss when youre at work or on vacation.. Sturdy Plastic Dependable plastic which can be tightly connected to the hose without air leaks or restrictions. Always keep your fish lively and endure long-time use.. Detachable Design Easy to detach it for cleaning and maintenance without using tools. Please stick something into the hole to poke it open when it gets clogged and restricts air flow..

Specially designed non-return valves will protect your air pump by preventing aquarium water from back siphoning during a power outage. They are made of plastic material for long time use. Place these air pump check valves in your airline tubing between your air pump and aquarium water to prevent water returning down the air line. Fits standard aquarium airline tubing with inner diameter about 4mm. Dimension 0.5D x 2.1L Includes 10pcs check valves.

Protect Your Air PumpThis aquarium check valve can protect your air pump by preventing the backflow of water through the tubing during a power outage or pump pause. Essential accessories for the oxygen aerator.. Only for Oxygen PumpThe size of the air pump check valves is 5x1.4cm2x0.55in, and the diameter of the air holes is 0.16 in4 mm, suitable for standard 316 inch airline hoses and all common aquarium air pumps, but NOT suitable for CO2 systems.. Good for Breeding Turning off your air pump makes harvesting fish and shrimp eggs easier. Our fish tank check valve can stop your pump from becoming filled with water when its off. You will get 10 pieces of the one-way check valve. A sufficient quantity is perfect for fish and shrimp breeders.. Durable MaterialThe oxygen pump check valve is made of durable plastic which can be tightly connected to the hose without air leak. Durable to endure long-time use without making noise.. How to ConnectionThere is a red arrow on the inside of the check valve, the end of the arrow is the input, which connects to the hose of the air pump side. If the outlet inside the aquarium air valve gets stuck, please use a toothpick to poke it from the input side to the output side..

For Oxygen Pumps Only Great 1-way check valve for most common aquarium air pumps. NOT suitable for CO2 or other high-pressure systems to avoid crack and leak.. Small Light Size 2.1 L x 0.55 W Diameter of air holes 0.12 Weight 0.1 oz. Standard ID airline tubing 316. Add little weight to your hose for smooth airflow.. Ideal Pump Protectors Prevent backflow of water through the tubing during a power outage or pump pause. Essential accessories for basic aeration setup in your fish tanks.. Sturdy Quiet Made of reliable plastic which can be tightly connected to the hose without air leak. Durable to endure long-time use without making noise.. Easy Maintenance Clean the valve regularly. Please poke it with a slim stick from the inlet side to push it open when it gets clogged inside and restricts air flow..

Perfect for aquarium and fish tanks. Prevents back-siphoning to protect CO2 system from water damage and flooding during power outage. NOTE Designed for CO2 system only, not for air pump, requires 25 psi minimum working pressure. Brass is a highly corrosion resistant material in high humidity environment and has lasting durability and less leakage. Air tube tightening nut ensures secure air tube connection and continuous air-flow.. Arrow marking showing the direction of flow - away from your regulator. Perfect for pressurized CO2 system and planted aquarium tanks..

PREVENT WATER BACKFLOW Prevent water backflow from damaging front-end air pumps or other product equipment.. SAFETY VALVENon return air pump safety valve, an essential accessories of pump.. GREATLY PROTECTGreatly protect the oxygenation pump from damaging by water retrograde into pump.. PREVENT WATER RETURNINGPrevent the risk of water returning when the pump is shut down and stopped working.. SUITABLE FOR Suitable for aquarium, fish tank, fishing tackle shop, etc..

5 pieces of air pump check valve, enough for daily use and replacement color blue.. The pore diameter is 4 mm0.16 inch, and the overall size is about 2 cm x 3.6 cm0.79 inch x 1.42 inch, which is suitable for most fish tanks.. The valve is detachable, you can unscrew it to open it for easy cleaning and maintenance.. Made of high-quality plastic, strong and durable, not easy to break, to ensure long-term use.. Check valves can be used in ordinary aquarium air pumps to protect your air pump by preventing the aquarium water from siphoning in the event of a power outage..

Package Included 6 Pcs Non-Return Check Valves and 6 Pcs Aquarium Air Control Valve.. Non-Return Check ValvesSmall and compact, which protect you air pump by preventing aquarium water from back siphoning during a power outage.. Made of quality plastic, durable and sturdy, not easy to break, ensure long time of usage. Air Control ValveSimple design for easy use. The Aquaculture Air Valve can be connected to aquarium tubing.. Thread Diameter 0.35 Total Size1.4 x 0.96 x 0.35LWT.