10x20x1 Pleated MERV 13 Air Filters 24 Pack PPE The Humic and Fulvic acids

The Humic and Fulvic acids as well as other key vitamins in the Multi Total improves nutrient transport and increases substrate fertility

in addition to an extra-large hopper for easier feeding

Does this unit produce ozone

so please be careful when handling - and read the MSDS

Heterorhabditis bacteriophora

10x20x1 Pleated MERV 13 Air Filters 24 Pack PPE The Humic and Fulvic acidsNordic 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