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Aprilaire 4788 Maintenance Kit with Water Panel 45 for Humidifier Model: 400, 400A, 400M


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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
  • BUY WITH CONFIDENCE This genuine replacement water panel was designed and manufactured in the U.S.A. by Aprilaire – the leader in indoor air quality solutions, to optimize the performance of your Aprilaire Humidifier Model: 400, 400A, 400M
  • PERFECT APRILAIRE FIT Water panel dimensions: 10″ H x 13″ L x 1.75″ W
  • FOR OPTIMAL PERFORMANCE replace water panel twice during the season
  • HUMIDITY FOR HEALTH Aprilaire Humidifiers can help you maintain optimal humidity in your home of 35% – 45% which has been shown to reduce the incidence of respiratory infections and symptoms related to allergies and asthma by minimizing the formation of bacteria and viruses, fungi, and dust mites. In addition, you’ll feel more comfortable while also preserving items in your home susceptible to damage from changing humidity or dry conditions

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