American Standard 21x27x5 MERV 8 Aftermarket Replacement Filter

Actual Size: 20.7x26.2x5"

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New look, same great filter

We’re updating the “look” of our filters.
While we do, your air filter will be the correct size & performance, but may look different than the image above. Learn more

Merv 8

Standard

Merv 11

Superior

Merv 13

Optimal

$197.94

$230.94

in stock

Ships in 24 hours

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1 for$38.49 ea2 for$35.49 eaSave 8%3 for$33.99 eaSave 12%4-5 for$33.49 eaSave 13%6+ for$32.99 eaSave 14%

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STANDARD AIR FILTRATIONRESIDENTIAL AND/OR COMMERCIAL USEChange Every 3 Months

ABOUT

This is a list 21 X 27 X 5 MERV 8 air filter replacement for your furnace, air conditioner, heat pump, or HVAC system
Actual air filter size: 20.7x26.2x5"
MERV 8 synthetic media (comparable with MPR 600 & FPR 5) offers standard protection from dust, pollen, and more by trapping 90% of airborne particles without impacting air flow.
High-quality construction means electrostatically charged pleated filter media, reinforced wire backing for structural integrity, and a durable frame to resist heat and humidity
Built to last 3 months. 300% longer than fiberglass models
100% manufactured in the United States and designed with recyclable materials
Learn more about 21 X 27 X 5 Air Filters