17x22x1 MERV 13 AC Furnace Filters 12 Pack garden-accessories optimized root growth

optimized root growth

and it even has a higher fertilizer charge to supplement healthy microbial colonies

Anden is the professional’s choice for true humidity control

Our ultra-potent PK booster takes it to the next level

What Growers Are Saying

17x22x1 MERV 13 AC Furnace Filters 12 Pack garden-accessories optimized root growthNordic 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