6x20x1 MERV 13 AC Furnace Filters 6 Pack growing-accessories Assembled Dimensions - 18" x

Assembled Dimensions - 18" x 14" x 11

RapidRIZE blocks start off compressed for easy shipping and storage

As with all Nordic Pure furnace air conditioner filters

and high-frequency applications

Targeted Control of Key Crop Pests

6x20x1 MERV 13 AC Furnace Filters 6 Pack growing-accessories Assembled Dimensions - 18" xNordic 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