GE Spectrum: The Germination spectrum is optimized for both chlorophyll a and chlorophyll b by using two very specific horticulture chips giving a double peak at around the 435 and 460 nanometer region
and a plastic handle functions as a scoop
Our formula is chelated to allow for immediate availability to plants
Perfect Color HPS+ lenses are scratch-resistant
Three square air inlets at bottom
15x25x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Cloning & Seed Starting GE Spectrum: The Germination spectrumNordic 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.