11 1/4x23 1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 12 Pack spl_hlg Patented Lock & Seal Plug

Patented Lock & Seal Plug System

Impermeable fabric and seams pass ASTM F1670 & F1671 tests for protection against blood

which must be purchased separately

Fits (2) 10"x20" propagation trays

Fusarium sp

11 1/4x23 1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 12 Pack spl_hlg Patented Lock & Seal PlugNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.