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4403 : Aprilaire Humidifier Scale Control Insert, Series 400
SHIPS: IMMEDIATELY
Compare at: $ 52.76
You Save: $ 4.80
SHIPS: IMMEDIATELY
Aprilaire 4403 Humidifier Scale Control Insert.
Use with 400, 400A and 400M Humidifiers.
The Control Insert 4403 is the U-shaped component which encases the Water Panel. It directs any built-up mineral deposits back into the water panel, and it prevents water from leaving the wet-pack section and entering another portion of the humidifier
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Replaces Old Numbers: 311-R1-4403, B00AC4L0EE, B018G7SZMI, B018V114SQ, EK-1TXO-X510, FU-LZ7S-NJN5
