16x21x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack veg-and-bloom then Attack Back is for

then Attack Back is for you

Package Dimensions:              160mm(L) x 86mm(W) x 86mm(H)

Transulcent poly allows you to easily check water levels in the tank

The well-designed air porosity and water retention qualities of this peat/coir-based medium reduce irrigation requirements and allow growers to react efficiently to a challenging environment by reducing irrigation costs and increasing productivity

shatterproof lenses block UV light and near infrared heat

16x21x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack veg-and-bloom then Attack Back is forNordic 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.