Airstone foot valve is a critical component to install on our diffuser airstones, especially if you live in a climate where the temperatures fall below freezing. This backflow valve prevents water from backing up the airline...

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Airstone foot valve is a critical component to install on our diffuser airstones, especially if you live in a climate where the temperatures fall below freezing. This backflow valve prevents water from backing up the airline. Made in U.S.A.

  • Also called an inline backflow valve
  • Note: shallow or larger ponds may require multiple airstone diffuser kits.
  • Made in U.SA.
  • ARS0027
  • Also called an inline backflow valve
  • Note: shallow or larger ponds may require multiple airstone diffuser kits.
  • Made in U.SA.

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