20x30x2 Pleated MERV 13 Air Filters 3 Pack discounted Delivers essential nutrients during bloom

Delivers essential nutrients during bloom phase

Coconut Coir: a natural water-holding ingredient providing on-demand moisture

Three different non-linear EC-to-TDS conversion factors (KCl

Symbols and messages on the LCD indicate meter status and guides users through operations

• Waterproof floor—a second floor that is removable for easy cleaning between crops

20x30x2 Pleated MERV 13 Air Filters 3 Pack discounted Delivers essential nutrients during bloomNordic 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