At London Grow we provide EC fans from the best manufacturers in the industry including MountainAir, Phresh, and SystemAir. If you're looking for an EC silent inline extractor fan, SystemAir Revolution Vector Silenced EC fans are a great choice. They move huge volumes of air, they're durable, and have low power consumption. Phresh produces exceptional fans with multi-phase EC motors and great value for money, which generate high rates of static pressure and deliver maximum air flows. MountainAir fans ensure great air volume outputs and help you achieve excellent climate conditions with very low noise levels.