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  • List

Round Air Stones

  • CrystalClear Air Stones

    4.7

    (64 Reviews)

    Restore your pond aeration kit to new with CrystalClear Air Stones. Replace broken or clogged pond air stones for maximum airflow. CrystalClear Air Stones for ponds are designed to fit 1/8 vinyl airline. Please Note: The 12 Stick is not recommended for use with CrystalClear PondAir Aeration kits.
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    $4.99 - 5.99
  • …one many times where aeration kits are a valuable asset for anyone with a water garden. Aeration kits infuse oxygen by releasing tiny air bubbles from air stones or diffuser sticks which move the water allowing for gas exchange. During the winter we recommend moving the diffuser sticks to half your…
  • Windmill Replacement Air Stone

    …Replacement Air Stone includes a 1/2 male NPT fitting to connect to an existing foot valve when replacing worn or damaged air stones. The Air Stone can also be used to add additional airlines and increase aeration for your existing windmill. No hardware or foot valve is included. Air Stone
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    $79.99
  • Replacement Windmill Air Stone With Foot Valve

    5.0

    (2 Reviews)

    …your existing worn or damaged windmill air stones in a matter of minutes. The replacement air stone includes a separate foot valve (backflow valve) that attaches to the top of the diffuser and prevents water from coming back into the airline. The air stone can also be used to add additional airline…
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    $109.99
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