12x27x1 MERV 14 AC Furnace Filters 6 Pack vacuum Growers Choice 3kr-CMH lamp is

Growers Choice 3kr-CMH lamp is tailored specifically to enhance bloom production through the discharge of intensified red shift photon dispersion

Accommodates up to 15 in wide bags or rolls

Digital meters show high levels of CO2

and other compounds from deep within

12x27x1 MERV 14 AC Furnace Filters 6 Pack vacuum Growers Choice 3kr-CMH lamp isNordic 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.