21x22x1 Exact MERV 12 AC Furnace Filters 6 Pack Grow Light Ballasts 000 ET18 12

000 ET18 12

These SunBlaster CFL self ballasted lamps are excellent for a variety of indoor growing applications

Increases flower life up to 300 percent

" — Sandra K

21x22x1 Exact MERV 12 AC Furnace Filters 6 Pack Grow Light Ballasts 000 ET18 12Nordic 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