13x25x1 MERV 12 AC Furnace Filters 12 Pack nutrients and supplements Balanced nutrients for young plants

Balanced nutrients for young plants and initial hydroponic production

Increase the efficacy of herbicides and insecticides

Excellent PAR output (2100 µmol/s)

After sprouting

efficient heating in chamber

13x25x1 MERV 12 AC Furnace Filters 12 Pack nutrients and supplements Balanced nutrients for young plantsNordic 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