18x24x2 Pleated MERV 13 Air Filters 12 Pack Promote These systems come complete with

These systems come complete with reservoir

increases size and yield of harvest

Works with Foliage-Pro® or GROW™ to regulate nitrogen levels for optimal quality and yield

the Max Fan has the power to move a lot of air efficiently

The mesh allows for ventilation to keep your face cool as you work

18x24x2 Pleated MERV 13 Air Filters 12 Pack Promote These systems come complete withNordic 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