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The GeneralAire® model 5500 offers clean humidity without requiring furnace activity. One model accommodates 115 / 230V installation options. One cylinder accommodates regular and low water conductivity. The market's most sophisticated steam humidifier is easier than ever to install and maintain. Accommodates homes up to 5500 square feet.

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MERV 13 Filters Now Available

Go to our "Special Offers" page for low pricing on multi-pack orders of our MERV 13 filters. Learn more about these and other special offers.

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GeneralAire® Humidifier Models 3200 & 4200 Evaporative Humidifiers are designed for high efficiency furnaces, lower plenum temperatures, tight installation spaces, and ease of contractor installation. Virtually every component of typical bypass humidifiers has been redesigned for maximum output with today's new furnace designs. Accommodates homes up to 3200 & 4200 square feet.

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Featured Products

For Homes Up To 5500 Square Feet

GFI#: 5580

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For Homes Up To 3200 Square Feet

GFI#: 5800

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Removes Up To 75 Pints Per Day

GFI#: 5333

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