16x21x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack spl_ps Ballast input voltage is 120V-240V

Ballast input voltage is 120V-240V and multiple units can be linked together with a daisy chain cable ( item CLW0051 sold separately)

Some are best for mother rooms

Rubber gasket pre-installed on exterior for an air tight seal

Place in tubes with prepared liquid rooting medium

Ducting Port Quantity: 8 (11" Double Cinching)

16x21x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack spl_ps Ballast input voltage is 120V-240VNordic 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.