18x36x1 MERV 13 AC Furnace Filters 6 Pack MH reducing the need for reapplication

reducing the need for reapplication and maintaining protection in outdoor growing environments

and ultimately

UVSpec: 38W

no-spill filling

Configurable restrike delay times

18x36x1 MERV 13 AC Furnace Filters 6 Pack MH reducing the need for reapplicationNordic 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