16x21_1/2x1 Exact MERV 13 AC Furnace Filters 6 Pack soil nutruient 6" diameter

6" diameter

-Improves plant growth in general

Ships via Overnight methods Monday-Thursday only

The organic nutrient package provides a supplemental charge after three to four weeks and the endomycorrhizal blend enhances the ability of plants to access the nutrients in the root zone

Supreme Air Carbon Filters are the result of years of research and testing to dial-in the most efficient carbon grade and filter design with use in real world situations

16x21_1/2x1 Exact MERV 13 AC Furnace Filters 6 Pack soil nutruient 6" diameterNordic 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