Homeowners

Product Registration & Maintenance, Find a Contractor, Support, Shop and More

Learn More

Contractors

Installation Instructions, Product Specs, Videos,
Wholesaler Search and More

Learn More

Wholesalers

Pricing, Returns,
Product Support and More

Learn More

COVID-19 RESOURCES

The COVID-19 pandemic has changed the lives of people across the world in very significant ways. Among them, most people now spend almost all their time indoors, at home. This means your home's indoor air quality is more important than ever. Since the early 1950's General Filters primary focus has been to create healthy indoor air quality that protects you, your family, your pets, and your home. Along with products that create healthy indoor air, we also offer valuable resources that help you and your loved ones navigate through the COVID-19 pandemic.

Learn More
NEW - GeneralAire® Model 5500 Steam Humidifier

The new GeneralAire® model 5500 offers clean humidity without requiring furnace activity. One model accommodates 115 or 230 volt installations. 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.

Learn More
NEW - GeneralAire® Evaporative Humidifiers

GeneralAire® offers new models 3200 & 4200 Evaporative Humidifiers that 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.

Learn More
NEW - The GeneralAire® GFX4 Digital Automatic Humidistat

The new GFX4 includes all the same great features as the GFX3, but now controls the furnace blower motor. Your humidifier will deliver humidity with or without furnace activity to keep humidity levels constant.

Available Now
Second Wind™ UV Purifier Model 2000 GFI #4919

Protect you and your family from airborne pathogens with Second Wind Air Purifiers; FDA registered Class II Medical Devices that have been evaluated to degrade up to 53% of a family of Corona Viruses in HVAC ducting in a single pass (University of Waterloo – 2013 NSERC Engage Grant). (Note: testing was performed in 2013; prior to the COVID-19 outbreak)

Learn More
NEW - Second Wind™ UV Air Purifiers

With duct mount or coil clean models, and photocatalytic oxidation technology, Second Wind UV Air Purifiers pack a powerful VOC and germ-killing punch! Several models are available for a variety of UV purification solutions. All carry an FDA Class II medical device classification.

Learn More
GeneralAire® Dehumidifiers

GeneralAire® DH75 and DH100 Dehumidifiers with WI-Fi and touch screen control allow you to change settings from almost anywhere with Wi-Fi. Learn more about the many features that make these whole house and crawl space models state-of-the-art.

Learn More

Featured Products

Model 3200 M Evaporative Humidifier

With Manual Humidistat / For Homes Up To 3200 Square Feet

GFI#: 5800

View Parts

Model 5500 Steam Humidifier

For Homes Up To 5500 Square Feet

GFI#: 5580

View Parts

DH75 Wi-Fi & Touch Screen Control Dehumidifier

Removes Up To 75 Pints Per Day

GFI#: 5333

View Parts

Latest Blog Posts

Quality of Indoor Air Plummeted in Some Homes During COVID-19 Shutdown

Posted: 07/29/2020

What You Should Know About COVID-19, Air Conditioning And Indoor Air Quality

Posted: 07/29/2020

Flu & Infection Prevention

Posted: 07/09/2020

UV-C Light Basics: Whiteboard Video

Posted: 06/05/2020