22 1/4x25x1 Exact MERV 8 Plus Carbon AC Furnace Filters 17 1/2x27x1 as developed by ASHRAE (the

as developed by ASHRAE (the American Society of Heating

Actual Size: 15 1/2 x 20 1/2 x 3/4 (15

Actual Size: 12 1/2 x 24 1/2 x 3/4 (12

Actual Size: 17 1/4 x 29 1/4 x 3/4 (17

22 1/4x25x1 Exact MERV 8 Plus Carbon AC Furnace Filters 17 1/2x27x1 as developed by ASHRAE (theActual Size: 22 1 4 x 25 x 3 4 (22. 25 x 25 x 0. 75) Captures large airborne particles like lint, household dust, pollen, dust mites, mold spores and other contaminants. Ideal for customers who need odor control for pet and cooking smells Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 8 is equivalent to MPR 800 Made in the USA. Nordic Pure pleated AC air filters are made of electrostatically