#4021 Aprilaire Red Orifice

  • For use with Aprilaire models 112, 224 and 330.
  • These are the tiny nylon components which accurately meter the flow of water into your humidifier.
  • Allows a specific amount of water to go into the humidifier, some of which is evaporated and some which performs the important flushing action.
  • Keeps the Water Panel clean and reduces maintenance to a minimal amount.
Price: $1.99
Availability: In Stock
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