The check valves are for common aquarium air pumps. Please DO NOT use them with CO2 system. Great one way check valve for aquarium and fish tank.
Protect you air pump by preventing aquarium water from back siphoning during a power outage.
Made of durable clear plastic. Net weight: 0.14 oz / 4 g. Please use a paperclip to poke it from Input side to Output side when the outlet inside gets stuck.
Air Hole Diameter: 0.15" / 4mm; Overall Size: 2.1" x 0.58" / 5.3 x 1.5 cm (L*Max.D)
Non Return Check Valves, 16pcs, enough for daily use and replacement.
Air Hole Diameter: 5mm/ 0.19inch, overall size: 5 x 1.5cm/ 1.9 x 0.6inch(LxD). Proper size for universal air pump, fish tank, aquarium, fishing tackle shop, etc.
Small and compact, which protect air pump by preventing aquarium water from back siphoning during a power outage.
Made of high quality Plastic material, not easy to aging, sturdy and durable.
Made of durable clear plastic. Net weight: 0.14 oz / 4 g. Air Hole Diameter: 3/16" / 4mm.
Application: the check valve can be applied for common aquarium air pumps, protect you air pump by preventing aquarium water from back siphoning during a power outage
Quality: made of quality plastic, durable and sturdy, not easy to break, ensure long time of usage
Practical design: the valves are detachable, you can unscrew to open it so as to clean and repair them easily
All In One Package - No Worry about Mismatching - Complete standard set of aquarium accessories for most air pump brands.
13 ft. Airline Tubing - 3/16 inch Standard ID Clear and Flexible material. Desired length for most fish tank, Toxic-Free, White, Flexible, and Kink-Resistant.
2 Air Stone Cylinder - 1.2 inch Airstone can be easily driven by even Nano air pumps. Suitable for aquarium, and fish tank. Measure 0.8 x 1.2 inch (D x H).
6 Suction Cups and 2 Check Valves - Excellent 3/16 inch ID Standard airline tube holder, stick tightly to the smooth fish tank. Red clear valve can prevent water from back siphoning.
Powerful Motor & Excellent Performance: HIRALIY 5 watt fish tank air pump equipped with powerful copper motor can generate a large amount of aeration, Max Flow Rate: [5000ml/min×2] and provides a sufficient amount of oxygen in your aquarium. For its excellent performance, this air pump can be used for fish tank up to 500 Gallon
Dual Air Outlets & Airflow Adjustable: Bubbler Pump with 2 outlets pumps out strong airflow to dissolve sufficient oxygen for your aquarium. Check out the outlets design, you can easily connect silicone tube to them. Control knob on the top is very convenient for you to adjust the volume of air flow to optimize the performance of your aerator
Ultra Whisper Quiet & Shockproof: Driven by high performance motor & uses double sealing technology,our fish air pump runs quietly that you can barely hear the humming unless you put your ears to it. What's more,we have added 8 rubber feet on the base to absorb the noise generated by the friction. When air pump is working,the sound is between 20-30 decibels,you can put it on a blanket or mouse pad, which able to keep it quieter
Widely Applications: HIRALIY silent air pump is perfect for freshwater and saltwater aquariums, hydropnics and ponds. It measures 4.9 x 2.6 x 2.2 inches and weighs 1.9 lbs
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