12x27x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack double-ended We recommend using the APE1100

We recommend using the APE1100 in conjunction with devices up to 10 amps max

15 PPF/Watt

(enough for 4+ crop turns)

Pump sized at 300-500 GPH with 8-10 feet of lift/head pressure

Silica also allows for better root development and faster growth

12x27x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack double-ended We recommend using the APE1100Nordic 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.