11 1/4x19 1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack ventilation and ducting Connect ballasts to the appropriate

Connect ballasts to the appropriate A or B output group using compatible control cables (max 100 meters per group)

This tuff is a unique source of silicon that becomes available to plants once it is added to soil

All SG ballasts also feature the Lock & Seal plug system

fish emulsion

collodial silver or harsh chemicals that can hurt your plants or microbes

11 1/4x19 1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack ventilation and ducting Connect ballasts to the appropriateNordic 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.