12_3/4x20_3/4x1 Exact MERV 13 AC Furnace Filters 6 Pack AC / Dehumidification / Humidification The high-quality

The high-quality

MOLD AND FUNGUS ON CONTACT WITHOUT USING POISON

The ACF18 is ETL-listed for safety

Apply in the early morning or evening to avoid direct sun exposure on wet foliage

Recirculating: Use 5-10 ml of Royal Flush per gallon of pure water in your reservoir and run the system for an initial 20-60 minutes

12_3/4x20_3/4x1 Exact MERV 13 AC Furnace Filters 6 Pack AC / Dehumidification / Humidification The high-qualityNordic 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