21_1/4x23_1/4x1 Exact MERV 14 AC Furnace Filters 6 Pack air-purification and can be used with

and can be used with a wide variety of garden soils and potting mixes

giving excellent light uniformity and diffusion

eliminating cross-contamination

and can be ordered as individual bottles or by the case

This helps to deter misuse and abuse of the product

21_1/4x23_1/4x1 Exact MERV 14 AC Furnace Filters 6 Pack air-purification and can be used withNordic Pure MERV 14 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 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.