30x32x1 Exact MERV 14 AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal Do not mix with live

Do not mix with live microorganisms EXCEPT Bacillus amyloliquefacines

It's all you need for simple and reliable crop management

unless the infestation is extreme

Make the most out of your Active Air filter with a corresponding Active Air pre-filter

30x32x1 Exact MERV 14 AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal Do not mix with liveNordic 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.