11 3/8x11 3/8x1 Exact MERV 12 AC Furnace Filters 12 Pack Synthetic Pro Edition Razor sharp 8-inch carbon steel

Razor sharp 8-inch carbon steel straight edge hooked blade provides powerful cuts and for cutting stems

Made from OMRI Listed Worm Castings

Package Dimensions: L45

See Eye Hortilux's suggested formulas for VEG

The SGO100DE ballast offers a compact design and reliable performance in the grow room

11 3/8x11 3/8x1 Exact MERV 12 AC Furnace Filters 12 Pack Synthetic Pro Edition Razor sharp 8-inch carbon steelNordic Pure MERV 12 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, allergens and other contaminants are removed. MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different