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Tune Up Kit For Aprilaire Model 400, 400A, 400M Humidifiers
Everything you need to maintain your Aprilaire model 400 series humidifier!


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Product
Our#:176866
Mfg:Aprilaire
Mfg#:4788
Availability
In Stock
Price: $72.85
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Tune Up Kit For Aprilaire Model 400 Series Humidifiers (Part # 4788).  This Tune-Up Kit works for whole house large bypass humidifiers - models 400, 400A, 400M.

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This kit contains everything you need to maintain your Aprilaire humidifier.  The kit includes:

  • #45 Water Panel (QTY 2)
  • 4335 - Feed Tube Assembly
  • 4231 - Orifice (comes nested in feed tube)
  • 4004 - Inline Strainer (included in feed tube envelope)
  • Compression Nut and Ferule (included in feed tube envelope)
  • 4403 - Scale Control Insert
  • 4407 - Water Distribution Tray
  • 4406 Float Assembly (QTY 2- included inside scale control insert assembly)
  • 4405 Float Cover (included inside scale control insert assembly)