18x22x1 MERV 8 Plus Carbon AC Furnace Filters 12 Pack Amendment They have a porous structure

They have a porous structure for easy root penetration

The name "460" references the area of the light spectrum produced by this lamp

99” W x 4

Blast Off is very effective in both Soil and Hydroponic gardens

18x22x1 MERV 8 Plus Carbon AC Furnace Filters 12 Pack Amendment They have a porous structureNordic 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.