Air Conditioning Filters

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.

The Aerostar 14x16x1 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.

Replacement filter Blueair DustMagnet 5400

The Aerostar 20x20x5 Replacement Air Filter for Honeywell FC100A1011 and Lennox X0585 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.

The Aerostar 20x25x5 Replacement Air Filter for Honeywell FC100A1037 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 13x21.5x2 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

These 12.25x15x2 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

The Aerostar 14x16x1 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.

At a true 21 1/2" x 21 1/2" x 3/4", the 21 1/2 x 21 1/2 x 1 Aerostar fits a nominal opening that measures the same in both nominal and actual dimensions - unusual in the filter industry. This is a custom-spec size used in certain regional HVAC markets. MERV 8 handles standard residential dust and pollen filtration. MERV 11 covers pet households and most common allergen concerns. MERV 13 captures fine particulates including smoke, bacteria, and virus-carrying droplets - the grade for households w

These 21.25x21.25x1 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

The Aerostar 16x25x5 Replacement Air Filter for Bryant Carrier FILCCFNC0016 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.

The Aerostar 16x21x1 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.

The Aerostar 10x24x1 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 21.25x23.25x1 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

These 21.25x23.25x1 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

A 14x25x1 nominal return takes a filter with an actual size of 13 1/2" x 24 1/2" x 3/4", and this Aerostar is built to that specification. The half-inch undersize on each axis is what allows the filter to slide into the grille track without wedging. Three MERV options cover the residential range. MERV 8 is the standard household choice, catching dust, pollen, and lint at the lowest static pressure. MERV 11 picks up where MERV 8 leaves off, handling pet dander, smoke, and most common allergens. M

The Aerostar 14x16x1 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 15x30x1 air filters are right-sized for your needs. Choose the MERV rating that suits your lifestyle and breathe cleaner air.

The Aerostar 19x20x4 Replacement Air Filter for Bryant Carrier FILCCFNC0021 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.

The Aerostar 20x25x5 Replacement Air Filter for Honeywell FC100A1037 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.

Direct replacement for the Carrier 13x21 1/2x1 OEM filter spec, sized at an actual 12 7/8" x 21 1/2" x 3/4". This is the filter that ships on a range of older Carrier and Bryant residential systems, and the OEM-branded refill is one of the more expensive consumables in the Carrier parts catalog given the odd nominal dimensions. Aerostar's pleated equivalent meets the dimensional spec without modification. MERV 8 covers standard household filtration: dust, lint, pollen. MERV 11 handles pet househ

Pure Gold Replacement Filter Pack

At an actual 16 1/2" x 21 1/2" x 3/4", this Aerostar fits a nominal 16 1/2 x 21 1/2 x 1 return - another odd size that hardware stores don't stock and that's a common reason buyers end up ordering direct. MERV 8 covers standard residential filtration. MERV 11 handles pet households and most common allergens. MERV 13 captures fine particulates including bacteria, virus carriers, and wildfire smoke - the grade for households with asthma or chronic respiratory health concerns. Pleated synthetic med

Built for HVAC returns calling for a nominal 10x20x1, this Aerostar filter measures an actual 9 1/2" x 19 1/2" x 3/4". The smaller actual size is intentional and standard across the filter industry, giving the filter room to slide into the grille without binding. Pick your MERV based on what you're actually trying to catch. MERV 8 covers everyday dust, lint, and pollen at the lowest airflow resistance. MERV 11 handles pet dander, smoke, and most household allergens. MERV 13 traps fine particulat