28x30x4 (3 5/8) Pleated MERV 15 Air Filters 25x25x1 Each Nordic Pure 4” MERV

Each Nordic Pure 4” MERV 15 air filter will capture more than 90% of 1

Each time air passes through a Nordic Pure carbon pleated furnace filter

Nordic Pure 18x18x2 MERV 12 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: 20 3/4 x 20 3/4 x 3/4 (20

MERV 13 Plus Carbon air filters are comparable to air filters with the MPR rating of 2200-2400

28x30x4 (3 5/8) Pleated MERV 15 Air Filters 25x25x1 Each Nordic Pure 4” MERVActual Size: 27 3 8 x 29 3 8 x 3 5 8 (27. 38 x 29. 38 x 3. 63) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and removed. Ideal for customers looking for superior filtration or for commercial units which support a rating of MERV 15 and above Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 15+ is equivalent to MPR 2800 Made in the USA.