6x12x1 Exact MERV 10 AC Furnace Filters 6 Pack grow media Highest rated CFM on the

Highest rated CFM on the market

Ultra-durable casing that stands up to tough conditions

Fast Knockdown Action – Weeds begin wilting within 30–60 minutes of application

and a 24-hour timer

Along with lowering pH levels

6x12x1 Exact MERV 10 AC Furnace Filters 6 Pack grow media Highest rated CFM on theNordic Pure MERV 10 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, allergens and other contaminants are removed. MERV 10 furnace filters are comparable to HVAC filters with the rating of MPR 900 1000. While different companies