25x30x1 MERV 12 AC Furnace Filters 6 Pack Controller 5”x15”x11"

5”x15”x11"

Rugged and durable with waterproof connectors

all essential micro- and macronutrients are delivered to the plant at optimal levels

Just add what's required to reduce pH

they can more efficiently use energy for vegetative growth and flower production

25x30x1 MERV 12 AC Furnace Filters 6 Pack Controller 5”x15”x11"Nordic Pure MERV 12 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 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different