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Place in a feeding receptacle that is at least 1" deep
The ONA Carbon-Air unit is to be used exclusively with ONA gel
regardless of vegetative or flowering cycles
Know your nutrient level – optimise growth by ensuring the right amount of nutrients for the growth stage of your plants
miticide and fungicide without the residual impact of conventional pesticides
30x36x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack Grow Light Reflectors Place in a feeding receptacleNordic 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.