Actual Size: 19 1/4 x 21 1/4 x 3/4 (19
Nordic Pure 14x30x1 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer
Actual Size: 13 1/2 x 24 1/2 x 3/4 (13
With each pass through the pleated furnace air filter
Nordic Pure 20x24x4 Pleated Air Filters MERV 13 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home
20x25x5 (4 3/8) Honeywell/Lennox Replacement MERV 14 Air Filters 16x20x5 H Actual Size: 19 1/4 xActual Size: 19 7 8 x 24 7 8 x 4 3 8 (19. 88 x 24. 88 x 4. 38) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and removed. Replaces Honeywell 20x25x4 and filters with an MPR rating with an actual depth of 4 3 8 and ideal for customers with health problems or for commercial units Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 14 is