The effective life of your AC air filter depends on both the inside and outside conditions in which you live
the efficiency of all air filters is rated according to the same criteria as set forth by ASHRAE
Nordic Pure 14x30x1 MERV 7 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home
Nordic Pure 12x30x1 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
Replaces Honeywell 16x25x4 and filters with an MPR rating with an actual depth of 4 3/8 and ideal for superior filtration or commercial units
16x20x2 Pleated MERV 14 Air Filters 12x26x1 The effective life of yourActual Size: 15 1 2 x 19 1 2 x 1 3 4 (15. 5 x 19. 5 x 1. 75) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and removed. Ideal for customers with health problems or for commercial units which support a rating of MERV 14 and above Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 14 is equivalent to MPR 2800 Made in the USA. Nordic Pure