12x16x1 MERV 10 AC Furnace Filters 12 Pack New-releases and other water-soluble heavy metals

and other water-soluble heavy metals that can accumulate in your growing medium

Since they are slower feeders than other mite predators (P

it can be incorporated into any nutrient regime without adjusting your schedule

Two square air inlets at bottom

Can be used on the following plants:

12x16x1 MERV 10 AC Furnace Filters 12 Pack New-releases and other water-soluble heavy metalsNordic Pure MERV 10 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 10 furnace filters are comparable to HVAC filters with the rating of MPR 900 1000. While different companies