12x20x2 Pleated MERV 13 Air Filters 3 Pack featured HP - high porosity |

HP - high porosity | BIOFUNGICIDE* + MYCORRHIZAE

* Water full alarm

thereby making the root system more efficient when absorbing nutrients and water

No synthetic chemicals – glyphosate-free

function that supports short-distance wireless control

12x20x2 Pleated MERV 13 Air Filters 3 Pack featured HP - high porosity |Nordic 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