Aprilaire 4021 Rotor Assembly 115/230V/1Ph Emd

Aprilaire Orifice For Use With: 112 224 and 330 Series Humidifiers Nylon Red
• Orifices are the tiny nylon components which accurately meter the flow of water into your humidifier
• They allow a specific amount of water to go into the humidifier some of which is evaporated and some which performs the important flushing action
• This keeps the water panel clean and reduces maintenance to a minimal amount
• Aprilaire 4021 red orifice is the tiny nylon components which accurately meter the flow of water into your humidifier