21 1/2x26x1 Exact MERV 14 AC Furnace Filters 6 Pack Reflectors & Grow Lights Efficient spray patterns

Efficient spray patterns

Maximizes cooling system efficiency

Minimum quantity of 5

This offers the grower a lighter weight option than heavy bags of wet soil

21 1/2x26x1 Exact MERV 14 AC Furnace Filters 6 Pack Reflectors & Grow Lights Efficient spray patternsNordic 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.