13x21x1 Exact MERV 14 AC Furnace Filters 12 Pack LUXX Bar Suggested operation on electronic ballast

Suggested operation on electronic ballast

Phototrophic Bacteria – The two strains in Beny-Gro are known as Purple Bacteria and have the ability to function in both aerobic and anaerobic environments

It is ready to use

Turf & Surf combines some of the best ingredients from the earth and sea

Includes 8 fluorescent 6400K tubes

13x21x1 Exact MERV 14 AC Furnace Filters 12 Pack LUXX Bar Suggested operation on electronic ballastNordic 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.