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92% efficiency
stimulates cell division and lowers the activation energy required for reaction/completion at the cellular level
Double ended metal halide lamps are not designed to be run for 24 hours a day
Webworm (Hyphantria cunea)
Soluble Potassium (K2O5) 2
17_1/2x21x1 Exact MERV 13 AC Furnace Filters 6 Pack Grow Light Reflectors 92% efficiencyNordic Pure MERV 13 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, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200
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