13x21x1 Exact MERV 8 Plus Carbon AC Furnace Filters 12 Pack spl_spectrumking and quality appearance

and quality appearance

Use with G10 and Killer Tea to induce the "Gravity Effect"

But it is also useful for seed germination

Standard Voltage 24 VAC± 10% Voltage

Increase Yield per Lamp up to 50%

13x21x1 Exact MERV 8 Plus Carbon AC Furnace Filters 12 Pack spl_spectrumking and quality appearanceNordic 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.