Aprilaire 4788 Maintenance Kit for Aprilaire 400 series Humidifiers
The 4788 maintenance kit is designed to optimize the performance of your Aprilaire Humidifier Model: 400, 400A, 400M and is made in the USA. For optimal performance, the water panel should be replaced annually.
The 4788 Maintenance Kit includes:
- Water Panel 45 (2 pack)
- Scale Control Insert 4403
- Water Distribution Tray 4407
- Float Assembly 4406 includes 2 floats and the cover
- Feed Tube and Compression Sleeve 4335
- Orifice 4231
- Inline Strainer 4004
- Owner's Manual
Delivery time / Order Processing & Shipping Times
Rise ships manufacturer direct. We work hard so you receive your product(s) as quickly as possible. Learn more about our order processing & shipping times here.
