17x25x1 Exact MERV 14 AC Furnace Filters 12 Pack reflectors and grow lights We recommend using this filter

We recommend using this filter in conjunction with our 6" fan for optimum efficiency

This ideal ratio provides higher potassium levels to increase biomass while amplified phosphorous levels promote flower initiation

and make sure the smell of your crop is contained until it’s time to unpack some serious aroma

Why Torched Weed Killer

and will display the CO2 ppm level

17x25x1 Exact MERV 14 AC Furnace Filters 12 Pack reflectors and grow lights We recommend using this filterNordic 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.