20x36x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack PPE or by crossing over using

or by crossing over using multiple HLG-550 V2 lamps

The medium spread of the enclosed reflector is designed to uniformly deliver higher average light levels to the plant canopy

Mycorrhizal colonization begins within days of application under optimal conditions

Measures 52" L x 46" W x 23" H

Sold in packs of 12

20x36x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack PPE or by crossing over usingNordic 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.