11 1/4x11 1/4x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Lamps Autopilot's digital CO2 controller measures

Autopilot's digital CO2 controller measures the carbon dioxide level in the grow room and automatically turns on and off the CO2 device to accurately keep the carbon dioxide PPM at the desired level

baking flour

sending it into an intense flowering cycle

They will remain effective for about 2 years

For Production:

11 1/4x11 1/4x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Lamps Autopilot's digital CO2 controller measuresNordic 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.