27x27x1 MERV 14 AC Furnace Filters 6 Pack cleanroom UV resistant for optimal protection

UV resistant for optimal protection from harsh outdoor conditions

BPA-free and environmental-friendly felt

For use as a micronutrient booster or as part of Elements Total Solution

We have researched and tested as many plant varieties as possible to ensure we match up the perfect amount of rooting hormone per plant

27x27x1 MERV 14 AC Furnace Filters 6 Pack cleanroom UV resistant for optimal protectionNordic Pure MERV 14 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 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.