Legacy Series 24V Bypass Humidifier with Manual Control

GeneralAire 1099LHS

SKU: 1099LHS Category:


Water is dispersed evenly throughout a Vapor Pad® inside the 1099LHS. A portion of the heated air from the furnace passes through the water-soaked pad where it absorbs additional moisture and then returns for distribution throughout your home. Newly-moistened and healthier air is provided to you and your family.
  • For Home Sizes up to 3,000 Sq. Ft.
  • Included: The MHX3 Manual-Control Duct Mount Humidistat.
  • 23 GPD.
  • Replacement Vapor Pad®: 1099-20 (GFI #7047). Replace 1-2 times per season.
  • 15 Lbs.
  • 24V.
  • 5 Year Warranty
Included in the GeneralAire 1099LHS Box:
  • Humidifier
  • Humidistat
  • Installation Instructions
  • Vapor Pad®
  • Parts Kit
  • Saddle Valve
  • 7” Connecting Collar
  • 24V Transformer


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  • TypeBypass
  • Maximum Coverage Area3000 Square Feet
  • Water Capacity (GDP)23 Gallons/Day
  • Electrical Requirements24 Volts
  • Gallons per Day23 Gallons
  • Bypass Duct Diameter7 Inches
  • Plenum Opening Size13.25x9.25 Inches

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