Description
This is a BRAND NEW OEM Aprilaire Humidifier Water Pad Scale Control Insert. The Aprilaire part # is 4403. This is the u-shaped component which encases the Water Panel Evaporator. Their purpose is to direct any mineral which builds up back into the evaporative panel. They prevent water from leaving the evaporative section and entering another portion of the humidifier. Thanks for looking and good luck!
Function:
Humidifiers increase the humidity in room or building. A humidifier that is attached to your HVAC system will increase the humidity coming out of the home's air duct registers.
Replaces Old Part #s:
4403 AP-4403
Repair Difficulty Level:
Partial List of Units that Use This Item:
Hit Ctrl+F and enter your model number for a quick search!