17x20x1 MERV 10 Plus Carbon AC Furnace Filters 12 Pack Growing Accessories Resistant to corrosion

Resistant to corrosion

This increased availability allows the plant to more efficiently put the nitrogen to work in support of rapid and healthy growth

The silver "plus" lens coating makes the Operator MH+ a good choice for outdoors too

bags of Perfecta Bloom

8 mm width seals on sides

17x20x1 MERV 10 Plus Carbon AC Furnace Filters 12 Pack Growing Accessories Resistant to corrosionNordic 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.