Aerostar 19 7/8 x 21 1/2x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack & 19 7/8 x 21 1/2 x 1 MERV 13 Pleated Air Filter, 6 Pack (Actual Size: 19 7/8"x21 1/2"x3/4")

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Aerostar 19 7/8 x 21 1/2x1 MERV 8 Pleated Air Features

• Product 1: Nominal size: 19 7/8 x 21 1/2x1; Actual size: 19 7/8"x21 1/2"x3/4"; This MERV 8 filter is comparable with MPR 600 & FPR 5.

• Product 1: Designed to filter microscopic particles such as lint, dust mites, spores, and pollen

• Product 1: Simple to install and a cost-effective step towards a healthier home environment. For best results, change your filters every 60 to 90 days but increase frequency to 30 days during peak summer and winter months

• Product 1: 100% synthetic electrostatic media for high efficiency with low air flow resistance

• Product 2: Nominal size: 19 7/8 x 21 1/2x1; Actual size: 19 7/8"x21 1/2"x3/4"; This MERV 13 filter is comparable with MPR 1500-1900 & FPR 10

• Product 2: Designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, smoke, viruses, and bacteria

• Product 2: Simple to install and a cost-effective step towards a healthier home environment. For best results, change your filters every 60 to 90 days but increase frequency to 30 days during peak summer and winter months

• Product 2: 100% synthetic electrostatic media for high efficiency with low air flow resistance

About Aerostar 19 7/8 X 21 1/2x1 MERV 8 Pleated Air

Aerostar 19 7/8 x 21 1/2x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 7/8"x21 1/2"x3/4") Aerostar 19 7/8 x 21 1/2 x1 MERV 8 Pleated Air Filters (Actual Size: 19 7/8" x 21 1/2" x 3/4") - 6 Pack. MERV 8 filters are comparable to MPR 600 and FPR 5. Replaces Bryant/Carrier part # KFAFK0312LRG, Fits Bryant/Carrier/Payne: FV4, FK4, FC4, FB4, FA4, FH4, FA48NF048, FA4ANF042, FA4BNC042, FA4BNC048, FA4BNF042, FA4CNC042, FB4ANF048, FC4BNB054, FC4BNF042, FC4CNF048, FK4CNF003, FK4DNF005, FV4ANF003, FV4ANF005, FV4BNF003, FX4BNF042, FX4CNF042, FX4CNF048, FYANF042. Designed for superior filtration efficiency, these filters are made with electrostatically charged synthetic material that draws and captures allergens between 0.3 - 1.0 microns, including lint, dust mites, spores, and pollen. Aerostar filters are a simple and cost effective step towards a healthier home environment, free of airborne allergens and particles that can trigger various allergy and asthma symptoms. They also improve the efficiency of your HVAC unit and therefore reduce maintenance and utility costs, by removing dirt and reducing strain on the motor. For best results, change the filter every 60 to 90 days but increase frequency to 30 days during peak summer and winter months when your unit is working the hardest. Compatible with furnaces and AC units. Aerostar 19 7/8 x 21 1/2 x 1 MERV 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 7/8"x21 1/2"x3/4") Aerostar 19 7/8 x 21 1/2 x 1 MERV 13 Pleated Air Filters (Actual Size: 19 7/8"x 21 1/2" x 3/4") - 6 Pack. MERV 13 filters are comparable to MPR 1500-1900 and FPR 10. Replaces Bryant/Carrier part # KFAFK0312LRG, Bryant/Carrier/Payne: FV4, FK4, FC4, FB4, FA4, FH4, FA48NF048, FA4ANF042, FA4BNC042, FA4BNC048, FA4BNF042, FA4CNC042, FB4ANF048, FC4BNB054, FC4BNF042, FC4CNF048, FK4CNF003, FK4DNF005, FV4ANF003, FV4ANF005, FV4BNF003, FX4BNF042, FX4CNF042, FX4CNF048, FYANF042. Designed for superior filtration efficiency, these filters are made with electrostatically charged synthetic material that draws and captures allergens between 0.3 - 1.0 microns, including lint, dust mites, mold spores, pollen, pet dander, fine dust, smoke, viruses, and bacteria. Aerostar filters are a simple and cost effective step towards a healthier home environment, free of airborne allergens and particles that can trigger various allergy and asthma symptoms. They also improve the efficiency of your HVAC unit and therefore reduce maintenance and utility costs, by removing dirt and reducing strain on the motor. For best results, change the filter every 60 to 90 days but increase frequency to 30 days during peak summer and winter months when your unit is working the hardest. Compatible with furnaces and AC units.