18x28x1 Exact MERV 10 AC Furnace Filters 6 Pack Commercial Lighting This distinction means each unit

This distinction means each unit is covered by a 5 year full manufacturer’s warranty

Compatible with all nutrient lines

Ultraviolet Sterilizer add on kit provides 100% protection against bacteria

when plants get too  tall for your original kit

54 μmol/J

18x28x1 Exact MERV 10 AC Furnace Filters 6 Pack Commercial Lighting This distinction means each unitNordic 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