13x18x1 Exact MERV 13 AC Furnace Filters 12 Pack -power-&-lamp-cords especially it can reach 1000μmol/s

especially it can reach 1000μmol/s to the outer edges

For small-scale applications

In temperatures lower than 80°F this mite predator may go into hibernation or slow down consumption of mite

Includes an orange plastic storage case

13x18x1 Exact MERV 13 AC Furnace Filters 12 Pack -power-&-lamp-cords especially it can reach 1000μmol/sNordic Pure MERV 13 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 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200