Air Conditioning Filters

The Aerostar 20x20x2 pleated air filter delivers clean air by replacing your air system's vent intake filter. Designed to work with most home and office AC and furnace systems with compatible intake vent sizes, filtering out dust, pollen, bacteria, and other airborne particles. Great indoor air quality is as easy as changing your air filter to Aerostar.

These 12.5x24.5x1 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

These 20x21.5x2 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

At 17 3/4" x 29 3/4" x 3/4" actual, the 18x30x1 Aerostar fits a nominal 18x30x1 return. Long-rectangle returns like this are typical on older furnace cabinets and some horizontal air handlers. Three MERV grades cover the residential range. MERV 8 is your baseline - dust, lint, pollen, no special filtration requirements. MERV 11 steps up for pet households or homes with mild allergy concerns. MERV 13 captures fine particulates including smoke, bacteria, and virus carriers, the grade to pick for h

The Aerostar 20x30x1 pleated air filter delivers clean air by replacing your air system's vent intake filter. Designed to work with most home and office AC and furnace systems with compatible intake vent sizes, filtering out dust, pollen, bacteria, and other airborne particles. Great indoor air quality is as easy as changing your air filter to Aerostar.

Blueair 400 Series Particle Filter

Blueair Sense Particle Filter with Carbon Sheet set of 2

The 16 1/4 x 21 1/2 x 1 Aerostar is sized for a nominal opening that's one of the harder filter dimensions to source through retail channels. Actual size is 16 1/2" x 21 1/2" x 3/4". Custom and semi-custom HVAC installations often spec dimensions like this where the return opening doesn't match a standard nominal size. Three MERV grades cover the residential range. MERV 8 for baseline dust, lint, and pollen filtration. MERV 11 for pet households and mild allergy concerns. MERV 13 for fine partic

The Aerostar 14x30x1 pleated air filter delivers clean air by replacing your air system's vent intake filter. Designed to work with most home and office AC and furnace systems with compatible intake vent sizes, filtering out dust, pollen, bacteria, and other airborne particles. Great indoor air quality is as easy as changing your air filter to Aerostar.

Picking a 12x30x1 means you've got a long, narrow return - common on older furnaces and certain horizontal air handler installs. The actual size of this Aerostar is 11 1/2" x 29 1/2" x 3/4", so it'll seat properly in a nominal 12x30x1 grille without forcing the frame. Three MERV grades match the filter to the household. MERV 8 for baseline dust and pollen at lowest airflow restriction. MERV 11 for households with pets, smokers, or mild allergies. MERV 13 for fine particulate filtration including

The 18x24x2 Aerostar comes in at 17 3/8" x 23 3/8" x 1 3/4" actual. Built for a nominal 18x24x2 return, which is a common spec on older residential furnaces and many light commercial air handlers. The 2-inch depth gives you roughly twice the debris-holding capacity of a 1-inch filter in the same nominal opening, and the lower pressure drop is easier on the blower motor across its service life. MERV 8 covers standard residential dust and pollen filtration. MERV 11 handles pet dander and most comm

The 24x30x1 Aerostar fits a nominal 24x30x1 return at 23 7/8" x 29 7/8" x 3/4" actual. Larger-residential and small-commercial returns in this size show up on furnaces serving 2,500-plus square foot homes and on some compact commercial air handlers. MERV 8 covers baseline residential filtration: dust, lint, pollen. MERV 11 captures pet dander, smoke residue, and most common household allergens. MERV 13 handles fine particulates including bacteria, virus carriers, and wildfire smoke - the grade t

At 19 3/4" x 35 3/4" x 3/4" actual, the 20x36x1 Aerostar fits a nominal 20x36x1 return. Long-rectangle returns in this size show up on larger residential air handlers and some commercial applications. Three MERV grades cover the standard residential range. MERV 8 for baseline household dust and pollen filtration - the standard choice without pets or specific allergy concerns. MERV 11 for pet households, smoke residue, and most common allergens. MERV 13 for fine particulate capture including bact

A 21 1/2 x 23 3/8 x 1 nominal return takes a filter sized at 21 1/2" x 23 3/8" x 3/4" actual, which this Aerostar matches exactly. Custom and semi-custom HVAC installations spec dimensions like this when the original return opening doesn't conform to a standard nominal size. MERV 8 covers baseline residential filtration: dust, pollen, lint. MERV 11 handles pet households and mild allergy concerns. MERV 13 captures fine particulates including bacteria, virus carriers, and wildfire smoke - the gra

The Aerostar 20x20x5 Replacement Air Filter for Bryant Carrier P102-2020 Air Systems features a multi-model fit design (see Additional Specifications for full model list) and is available in multiple MERV filtration levels to suit your lifestyle and needs.

These 20x21.5x2 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

Square 21x21x1 returns are uncommon enough that you've probably struggled to find this size at a hardware store. This Aerostar measures 20 7/8" x 20 7/8" x 3/4" actual, sized for a nominal 21x21x1 slot. Pleated synthetic media construction with an electrostatic charge built into the fibers. MERV 8 handles standard household dust and pollen. MERV 11 captures pet dander, smoke residue, and most common allergens. MERV 13 takes care of fine particulates including bacteria, virus-sized aerosols, and

These 8x16x1 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

These 21.5x23.3125x1 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

The Aerostar 18x22x1 pleated air filter delivers clean air by replacing your air system's vent intake filter. Designed to work with most home and office AC and furnace systems with compatible intake vent sizes, filtering out dust, pollen, bacteria, and other airborne particles. Great indoor air quality is as easy as changing your air filter to Aerostar.

These 16.25x21.5x2 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

These 21.25x21.25x2 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

These 16.5x21.5x2 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

The Aerostar 20x22x1 pleated air filter delivers clean air by replacing your air system's vent intake filter. Designed to work with most home and office AC and furnace systems with compatible intake vent sizes, filtering out dust, pollen, bacteria, and other airborne particles. Great indoor air quality is as easy as changing your air filter to Aerostar.