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Looking for high quality furnace filters for your home in Canada?

Wide Range Of Pleated Furnace Filters 



Quality Furnace Filters, Air Filters and HVAC Filters, Canada

We also offer specialty items like carbon and electrostatic filters, available in hundreds of custom sizes.

To choose a replacement filter most suited to your needs you will need to know the size, and or manufacturer. MERV ratings are also important to pay attention to. Apart from our unique ability to satisfy customers with their special filter needs, all filters are easily found on this site. Simply search by size, brand or merv rating.

Unitedfilter.com replacement furnace filters  improve your home's energy efficiency, remove airborne particles from indoor air and play a key role in providing a healthy living environment.  The higher the the Merv rating, the fewer unwanted particles will pass through the filter.
Check out MERV ratings here. Additionally, you can also view our Furnace Filter Quality Ratings Chart.

Popular Furnace Filter Sizes

Effective filtration is important for enhancing the indoor air quality of your home or business. Without it, the indoor air quality could be contaminated with harmful particles that can affect your overall health. You'll get cleaner air and better performance with our pleated filters. We offer a wide choice of hvac and furnace filters for both residential and commercial settings.

Pleated furnace filters available include:  16x20x1 furnace Filterfurnace filters 16x25x1, 20x20x1 furnace filters, 20x25x4 furnace filters18x20x1 furnace filters and many more at competitive prices. 

Top Furnace Filter Brands


Furnace Filter Sizes