| Aprilaire A4403 Scale Control Insert, Humidifier Float Chamber |
 The Aprilaire 4403 Humidifier Float Chamber is a float chamber for Aprilaire 400 model humidifiers. This float chamber is a U-shaped component that encases the water panel of the humidifier and directs any built-up mineral deposits back into the water panel. The Aprilaire humidifier panel prevents water from leaving the evaporative section and entering another portion of the humidifier. Price: 19.99 |