Product Description

This maintenance kit includes everything you need to make your Aprilaire 500 Series Humidifier like new. Save over $13 versus purchasing each item individually.

Includes the following:
Aprilaire 10 Water Panel
Aprilaire 4004 Strainer Screen
Aprilaire 4231 Yellow Orifice
Aprilaire 4331 Water Distribution Tray
Aprilaire 4335 Feed Tube
Aprilaire 4640 Scale Control Insert

The manufacturer is sometimes referred to as April Aire, Aprilair, April Air but is correctly spelled Aprilaire.