RVK Extraction FansRVK EXTRACTION FANS We all know the importance of good air exchange for indoor grow rooms to supply your plants with CO2 rich fresh air, to extract old, stale air and to also help with odour control. Good intake and extraction can also help manage room temperature and humidity levels, which is also a vital to getting optimum performance from your hydroponic equipment and also your plants. The RVK in line duct fans by SystemAir are one of hydroponics
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