25x30x1 MERV 13 AC Furnace Filters 6 Pack lighting-accessories 3" wide drill access points

3" wide drill access points on all four walls for installation of inlet and outlet fittings

Insulation class F

Mix 3oz to 1 gallon of water for the initial dose and then 1

it works exclusively on Japanese beetle grubs — leaving earthworms

25x30x1 MERV 13 AC Furnace Filters 6 Pack lighting-accessories 3" wide drill access pointsNordic 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