AIRx Filters 20x25x1 MERV 11 Pleated Replacement Furnace Air Filter HVAC, 1-Pack.

If you want to promote superior air quality in your home, this is the air filter for you!   The specialized media in the filter attracts and captures small particles that can cause allergies.   We carry your size of air conditioner filter or furnace filter.  We offer convenient online ordering and quick shipping right to your door!

• Pleated media provides extended surface area for filtration, and low resistance to airflow

• MERV 11 rating means the filter attracts household allergens like dust, pollen, mold spores, dander, smoke and smog

• Replace every 90 days under normal use

• Made with pride in the USA

100% free returns on all filters

Nominal Dimensions 20 x 25 x 1"

Actual Dimensions 19 ½ x 24 ½ x ¾"

Filter Media Electrostatically charged 100% synthetic gradient media that does not support microbiological growth

Filter Support Grid 30 gauge galvanized expanded metal grid

Frame Moisture resistant double-wall beverage board

Max Temperature 180F (82C) continuous service, peak 225F (107C)

Max Humidity Resistant to 100% R.H.

Initial Resistance 0.18" WC

Rated Velocity 295 FPM