17x19x1 Exact MERV 7 AC Furnace Filters 12 Pack environmental Plasma Air ionizers are designed

Plasma Air ionizers are designed to produce minimal to no ozone

Active Air dehumidifiers provide control with excellent value

the resolution is in 10 ppm increments

Not available in store

the AS35 complements non-forced air heating sources and other specialty heating systems

17x19x1 Exact MERV 7 AC Furnace Filters 12 Pack environmental Plasma Air ionizers are designedNordic Pure MERV 7 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 and other contaminants are removed. MERV 7 furnace filters are comparable to HVAC filters with the rating of MPR 600. While different companies use different scales to measure the air filters