11 1/4x11 1/4x1 Exact MERV 13 AC Furnace Filters 6 Pack spl_hrg The fans are set to

The fans are set to move air upwards vertically

multiple sub-zones within the grow space can be monitored and

and includes instructions

These 3-layer masks provide superior protection with a design that meets CDC recommendations for face coverings in public settings or essential business

Protection agent Dry particulates Durability Light Duty Size Universal Pack Type Bulk Color Blue Material Polypropylene Closure Type Elastic

11 1/4x11 1/4x1 Exact MERV 13 AC Furnace Filters 6 Pack spl_hrg The fans are set toNordic 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