20x32x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack rock-bottom is the 70 oz size

is the 70 oz size (pack of 6)

seedlings and cuttings

Base B brings phosphorus

Larger containers may require additional packs

The grow room controller turns groups of lights on and off to simulate sunrise and sunset for your plants as well as applying several other functions like overheat protection

20x32x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack rock-bottom is the 70 oz sizeNordic 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.