Nordic Pure 24x30x2 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
No probe changes are required when switching your measured parameter between pH
100% Australian Granulated carbon
It is unsulfured
providing optimal longevity and quality
8x18x1 Exact MERV 14 AC Furnace Filters 6 Pack spl_hlg Nordic Pure 24x30x2 MERV 7Nordic Pure MERV 14 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.