18x27x1 Exact MERV 10 AC Furnace Filters 6 Pack nutrient-combo Thick 4mm twin-wall poly carbonate

Thick 4mm twin-wall poly carbonate covering provides added insulation and strength

allowing you to take amazing photos and video inside your LED grow

Dirt Defense is suitable for gardening

These fixtures are great for commercial sized operations all the way down to your starter garden at home

It features four-layer protection

18x27x1 Exact MERV 10 AC Furnace Filters 6 Pack nutrient-combo Thick 4mm twin-wall poly carbonateNordic Pure MERV 10 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, allergens and other contaminants are removed. MERV 10 furnace filters are comparable to HVAC filters with the rating of MPR 900 1000. While different companies