Can be applied as a foliar spray
MOST EFFECTIVE - Stronger
450 CFM fan with 6-inch duct for outgoing air (bottom duct)
Dimension (inch) 9
GROWERS TIP: Use Elite 91 FLOWERS with every feeding or nutrient change out in the last 1 to 2 weeks of the vegetative phase at 0
10x10x1 Pleated MERV 13 Air Filters 24 Pack spl_dlw Can be applied as aNordic 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