14_1/2x27_1/2x1 MERV 13 AC Furnace Filters 6 Pack Grow Strong Industry Leading Horsepower - 30%

Industry Leading Horsepower - 30% Bigger Motor

Regulate Your Aeromixer from 2

Each pair of shoe covers is individually bagged to help prevent cross-contamination

it stimulates the production of phytoalexins (a plant's natural defense against microbial attacks)

should be kept wet at all times for optimal performance and life

14_1/2x27_1/2x1 MERV 13 AC Furnace Filters 6 Pack Grow Strong Industry Leading Horsepower - 30%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