Wind Driven Ventilation Systems.

Why not use the power of nature to keep your subfloor area free from damp, mould and fungi?

Wind driven ventilator used to extract air from sub floor.

This unit is driven by the wind, which creates a vacuum in the stack and draws air from the sub floor area. The advantage of this form of subfloor ventilation is that it has no running costs and produces no pollution. Good for you and good for the environment.