16x36x1 Exact MERV 14 AC Furnace Filters 6 Pack Grow1 5' Steel Stake For maximum effectiveness and safety

For maximum effectiveness and safety

– Elite 91 SILICIC ACID serves as an effective surfactant and does not require any additional wetting agents for proper penetration and/or absorption

non-toxic formula helps keep the plant healthy using natural antimicrobial ingredients and produces roots faster than its competitors

Our 1010 half flat trays are a popular choice among growers

25 tons of force

16x36x1 Exact MERV 14 AC Furnace Filters 6 Pack Grow1 5' Steel Stake For maximum effectiveness and safetyNordic 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.