Furnace Air Filter Sizes

Nearly all ac filters go by the nominal size which is the actual size rounded up to the nearest inch.

Furnace air filter sizes.

When searching for a 16x25x1 air filter for example you ll likely see 15 5 x 24 5 x 75 listed. How to measure your air filter. Pleated fpr 10 air filter captures a high percentage of household air particles including those which are most harmful to your lungs. The furnace air filter is a critical component of any forced air hvac system.

What s the difference between nominal size and actual size. If you can t find nordic pure in your size or if you prefer to buy and pick up a new filter in a store immediately honeywell s fpr 9 filters and filtrete s mpr 1500 filters are similar. Ensuring that your filter fits properly in your hvac system means making sure that you have not only the right length and width but also the thickness of your filter. By using the nominal size you can order a new air filter that slides in and out of place with ease.

Furnace air filter guide. There are hundreds of variant sizes of furnace filters because air filters and furnace are both the same. There are different types and sizes offering different benefits for cleaner air and hvac equipment. While there are no standard furnace filter sizes that will fit all models the most common filter dimensions include.

Filtrete tower room air purifier large room 290 sq. What size do furnace filters come in. The filter will protect against bacteria dust mold pollen smoke and viruses for up to 12 months. The most common ac filter sizes and furnace filter sizes are the 16x20x1 air filter.

What is the most common size furnace filter. Posted on november 19 2018. Currently the most common size furnace filters are 10x20. Most standard air filters are 1 2 inches in thickness.

10 x 20 14 x 20 16 x 24 18 x 30 12 x 12 14 x 24 16 x 25 20 x 20 12 x 20 14 x 25 18 x 18 20 x 24 12 x 24 14 x 30 18 x 20 20 x 25 12 x 30 15 x 20 18 x 24 20 x 30 12 x 36 16 x 20 18 x. Whereas media filters are typically 3 to 5 inches in thickness.