Aprilaire 4792 - Maintenance Kit for Humidifier Models 500, 500A, 500M

The Aprilaire 4792 maintenance kit contains everything you need for your annual maintenance needs.  Completing this maintenance will keep your humidifier running cleanly and efficiently.

The 4792 Maintenance Kit includes:

• Water Panel 10
• Scale Control Insert 4640
• Water Distribution Tray 4331
• Feed Tube and Compression Sleeve 4335
• Orifice 4231
• Drain Spud 4223
• Inline Strainer 4004
• Owner's Manual