Air Pumps & Diffusers

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  • EcoPlus Check Valve 3/16 in - 2/pack

    EcoPlus® Check Valve is a ""must have"" for every air pump. This product helps prevent back siphoning of water which can damage pumps or even flood water into your rooms. This check valve works by allowing air to flow in one direction and blocking water from getting too far down your air tube. Simply connect the Check Valve between the air pump and airstone. Works with 3/16 in air tubing. Learn More
  • Clear Vinyl Air-Line Tubing - 3/8 in ID x 1/2 in OD - per foot

    Food grade. Made with FDA approved materials. Excellent quality. Made in USA. Learn More
  • Clear Vinyl Air-Line Tubing - 1/4 in ID x 3/8 in OD - per foot

    Food grade. Made with FDA approved materials. Excellent quality. Made in USA. Learn More
  • Clear Vinyl Air-Line Tubing - 3/16 in ID - 1/4 in OD - per foot

    Food grade.  Made with FDA approved materials. This is the typical air tubing found in most pet stores; works with all the smaller (1/4") air stones and diffusers we sell. Excellent quality. Made in USA.

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  • Rebuild Kit for Dual Diaphragm Air Pump

    Rebuild kit includes two replacement diaphragms and two replacement lock nuts. Learn More
  • Dual Diaphragm Air Pump

    The General Hydroponics Dual Diaphragm air pump is extremely quiet and the only air pump in the world manufactured exclusively for hydroponics systems. This high output pump has four adjustable 1/4" outputs that can be teed off to power up to twelve air driven hydroponics growing systems such as the WaterFarm. In addition, growers who use our Dual Diaphragm air pump can use it to reliably oxygenate their reservoir with air stones. 3 psi, 320 gph (20 L/min). Compatible with 3/16 in ID - 1/4 in OD Clear Vinyl Tubing.

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  • Flexible Air Diffuser 4ft

    These air hoses are flexible and unbreakable. They provide excellent aeration. To clean, just wipe off under running water. Compatible with 3/16 in ID - 1/4 in OD Clear Vinyl Tubing.

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  • Flexible Air Diffuser 3ft

    These air hoses are flexible and unbreakable. They provide excellent aeration. To clean, just wipe off under running water. Compatible with 3/16 in ID - 1/4 in OD Clear Vinyl Tubing.

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  • Flexible Air Diffuser 2ft

    These air hoses are flexible and unbreakable. They provide excellent aeration. To clean, just wipe off under running water. Compatible with 3/16 in ID - 1/4 in OD Clear Vinyl Tubing.

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  • AutoPot AirDome Kit

    The AirDome is the perfect accessory to gardeners of all abilities. It has been designed to increase the amount of air around the root zone in plant pots. This little addition can increase yields by up to 130%. It is very simple to use once assembled, which will take less than 30 seconds. The AirDome is placed at the bottom of the pot, covered with media and then connected to an air pump. Oxygen is then supplied directly to the plants’ root zone, improving crop development and ensuring maximum growth. 

    Compatible with 3/16 in ID - 1/4 in OD Clear Vinyl Tubing.

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  • EcoPlus HydroVescent Air Disc 8 in

    EcoPlus® Hydrovescent™ Air Discs are great for aerating or circulating nutrients in your tanks or reservoirs. These air discs incorporate suction cup feet to keep your air disc secured without fear of it moving around or flipping. The air disc has a built-in 3/8 inch 90 degree elbow fitting that insures the airline connects freely to your fitting and prevents the air line from kinking at the base of the fitting. Great for making your own 2-3 gallon compost tea brewer.

    Compatible with 3/8 in ID - 1/2 in OD Clear Vinyl Tubing.

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  • EcoPlus Air Stone Disc 6in

    These EcoPlus Air Stone Discs are great to put at the bottom of your reservoir for aeration. Quality construction with foam feet to reduce vibrations. Use with 3/8' tubing (will not work with the smaller 1/4" air tubing). Great for making your own 5 gallon compost tea brewer. 

    Compatible with 3/8 in ID x 1/2 in OD Clear Vinyl Tubing (will not work with the smaller 3/16 in ID - 1/4 in OD tubing found in most pet stores). If you heat the end of the tubing with very hot water you can also get by with the 1/4 in ID x 3/8 in OD tubing; this is how we use the Commercial Air 3 Air Pump along with the 6 in Air Disc to make our 5 gallon compost tea brewers.

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  • 6" Round Air Disc

    Made from high-quality Carborundum and ceramic materials fired at 1350°C, the AquaVita Air Stones are great for aerating and circulating water in aquariums and hydroponic systems.

    Compatible with 3/8 in ID x 1/2 in OD Clear Vinyl Tubing (will not work with the smaller 3/16 in ID - 1/4 in OD tubing found in most pet stores). If you heat the end of the tubing with very hot water you can also get by with the 1/4 in ID x 3/8 in OD tubing; this is how we use the Commercial Air 3 Air Pump along with the 6 in Air Disc to make our 5 gallon compost tea brewers.

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  • EcoPlus HydroVescent Air Disc 4 in

    EcoPlus® Hydrovescent™ Air Discs are great for aerating or circulating nutrients in your tanks or reservoirs. These air discs incorporate suction cup feet to keep your air disc secured without fear of it moving around or flipping. The air disc has a built-in 3/8 inch 90 degree elbow fitting that insures the airline connects freely to your fitting and prevents the air line from kinking at the base of the fitting. Great for making your own 2-3 gallon compost tea brewer.

    Compatible with 3/8 in ID - 1/2 in OD Clear Vinyl Tubing.

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  • Large Round Air Stone

    These air stones are made of a higher quality material than the normal blue air stones which doesn't fall apart over time. Each stone comes individually packaged. The Small Air Stone is approximately 3.5" tall x 2" in diameter.

    Compatible with 3/16 in ID - 1/4 in OD Clear Vinyl Tubing.

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  • Medium Round Air Stone

    These air stones are made of a higher quality material than the normal blue air stones which doesn't fall apart over time. Each stone comes individually packaged. The Small Air Stone is approximately 2" tall x 2" in diameter.

    Compatible with 3/16 in ID - 1/4 in OD Clear Vinyl Tubing.

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  • Small Round Air Stone

    These air stones are made of a higher quality material than the normal blue air stones which doesn't fall apart over time. Each stone comes individually packaged. The Small Air Stone is approximately 1.5 tall x 1.5" in diameter.

    Compatible with 3/16 in ID - 1/4 in OD Clear Vinyl Tubing.

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  • 8in Air Stone

    A 6'' Air Stone works well for reservoirs up to a maximum of about 20 gallons. An air pump used in conjunction with an air stone is an excellent way to add oxygen to the nutrient solution in your hydroponic growing system. This will result in a healthy root system and increased growth rates.

    Compatible with 3/16 in ID - 1/4 in OD Clear Vinyl Tubing.

    Learn More
  • 6in Air Stone

    A 6'' Air Stone works well for reservoirs up to a maximum of about 15 gallons. An air pump used in conjunction with an air stone is an excellent way to add oxygen to the nutrient solution in your hydroponic growing system. This will result in a healthy root system and increased growth rates.

    Compatible with 3/16 in ID - 1/4 in OD Clear Vinyl Tubing.

    Learn More
  • 4in Air Stone

    A 4'' Air Stone works well for reservoirs up to a maximum of about 10 gallons. An air pump used in conjunction with an air stone is an excellent way to add oxygen to the nutrient solution in your hydroponic growing system. This will result in a healthy root system and increased growth rates.

    Compatible with 3/16 in ID - 1/4 in OD Clear Vinyl Tubing.

    Learn More

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