Aprilaire Maintenance Kit #4788

The Aprilaire Humidifier Maintenance Kit #4788 ensures your Aprilaire humidifier continues to perform at top efficiency.

Kit Includes

• Water Panel 45 (2 Pack)
• Scale Control Insert 4403
• Water Distribution Tray 4407
• Float Assembly 4406
• Feed Tube and Compression Sleeve 4335
• Yellow Orifice 4231
• Inline Strainer 4004
• Owner Manual

Compatible Models

• Aprilaire 400 Series
• Aprilaire 400A
• Aprilaire 400M