GrowBright filters have been keeping gardens odor free for over a decade. For growers on a budget that still want top quality odor control, GrowBright has produced low-cost and effective filters to tackle growers’ growing needs. Made from durable steel and packed with activated …carbon, these filters are designed to do one thing and one thing only, keep your air stench-free. Carbon filters can be used to vent fresh air out or recirculate inside a grow area to get the most bang for your carbon filter buck. Shop now among our GrowBright filters.