11 3/8x11 3/8x1 Exact MERV 7 Plus Carbon AC Furnace Air Filters 6 Pack fluorescent-lighting Full stainless steel internal components

Full stainless steel internal components

Drain connection: ¾" MNPT Threaded

Protected against short circuits

With our convenient Grow Flow Expansion Kits you can connect up to 24 growing modules to a single 5-gallon system – and up to 48 modules with the 2-gallon system

Calibration is fast and easy with knobs located on the front panel of the instrument

11 3/8x11 3/8x1 Exact MERV 7 Plus Carbon AC Furnace Air Filters 6 Pack fluorescent-lighting Full stainless steel internal componentsNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.