18x22x1 MERV 14 AC Furnace Filters 6 Pack Tents & Tarps vitamins and minerals which help

vitamins and minerals which help your plants thrive

33 cu ft (2–2 1/2 gal) of wetted coir

Athena Balance is a simple formula of potassium silicate specifically concentrated to buffer irrigation water and stabilize to ideal pH

The VEG channel includes blue led and white led

Simultaneous display of pH

18x22x1 MERV 14 AC Furnace Filters 6 Pack Tents & Tarps vitamins and minerals which helpNordic 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.