18x27x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack hand-tools Mix 1 ml/L (4 ml/gallon)

Mix 1 ml/L (4 ml/gallon) of water for every watering through the flowering cycle

No growth stage limitations

supermarkets and other places where there is a high level of human traffic

as they will not experience problems like root rot and the build-up of bad bacteria's which are caused by compost remaining moist and starting to sour

Auto-dimming when temperature exceeds set points

18x27x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack hand-tools Mix 1 ml/L (4 ml/gallon)Nordic 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.