The GeneralAire® Model 5500 is the market's most reliable steam humidifier; easy to install and easier to maintain. Accommodates homes up to 5500 square feet, delivering steam without a call for furnace heat.

GeneralAire® Humidifier Models 3200 & 4200 Evaporative Low-Profile Humidifiers are designed to deliver maximum humidity with high-efficiency furnaces, lower plenum temperatures, and tight installation spaces.

GeneralAire MAC Air Cleaners include a MERV 11 filter to capture 65% of particles 1.0 to 3.0 microns, leaving indoor air clean, fresh, and healthy. MERV 13 filters are also available.

Model 5500 Steam Humidifier

The GeneralAire® Model 5500 is the market's most reliable steam humidifier; easy to install and easier to maintain. Accommodates homes up to 5500 square feet, delivering steam without a call for furnace heat.

Learn More
Evaporative Humidifiers

GeneralAire® Humidifier Models 3200 & 4200 Evaporative Low-Profile Humidifiers are designed to deliver maximum humidity with high-efficiency furnaces, lower plenum temperatures, and tight installation spaces.

Learn More
GeneralAire MAC Air Cleaners include a MERV 11 filter to capture 65% of particles 1.0 to 3.0 microns, leaving indoor air clean, fresh, and healthy. MERV 13 filters are also available.

Learn More

12502 Air Pressure Proving Switch

Name: 12502 Air Pressure Proving Switch
SKU: 7021
Price: 103.29 USD
Availability: InStock

GFI#: 7021

Price: $103.29

$103.29

Quantity :

Parts

Ref #	GFI #	Part Name	Image	Qty Req'd	Price
	7660	RMB35 Room Steam Kit		1	--	--

Specs

Prevents operation of the humidifier if there is no air flow in the duct, thereby preventing moisture buildup in the duct system.
Range: 0.5" W.C.
For steam kits and humidifiers

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