17_1/4x29_1/4x1 Exact MERV 12 AC Furnace Filters 6 Pack Monterey Lawn & Garden Products This coir can be blended

This coir can be blended with soil

What is the difference between the six spectral options

Does not include hardware pack

Nordic Pure 12x12x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

and biological properties of soil

17_1/4x29_1/4x1 Exact MERV 12 AC Furnace Filters 6 Pack Monterey Lawn & Garden Products This coir can be blendedNordic 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