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Mendocino Flower Hardener 0-37-37
MERV 12 Plus Carbon air filters are comparable to air filters with the MPR rating of 1500-1900
85% pure with 95% reflectivity
KALIX Grow 30-10-10 is a tried and tested soluble grow formulation with chelated micronutrients
11 1/4x11 1/4x1 Exact MERV 13 AC Furnace Filters 6 Pack spl_hrg Mendocino Flower Hardener 0-37-37Nordic Pure MERV 13 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 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200
