30x32x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Growing Accessories UV 400nm (4PCS)

UV 400nm (4PCS)

Can be used on fruit and shade trees

The HLG BlackBird is the first one that actually lives up to the spec sheet

Roots of plants treated with Cleanse will be bright white and bursting with tiny feeder root hairs

30x32x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Growing Accessories UV 400nm (4PCS)Nordic 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.