18_1/4x22x1 Exact MERV 13 AC Furnace Filters 6 Pack new_additions Top·Max™can be used during the

Top·Max™can be used during the complete flowering period

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Maximum ballast load 40A

Includes: 3-stage RO unit

Once they touch the sticky surface of the trap

18_1/4x22x1 Exact MERV 13 AC Furnace Filters 6 Pack new_additions Top·Max™can be used during theNordic 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