Shovel rotating machines which have the purpose of transporting and compressing gas. Energy transmission from machine into an air particle happens by the dynamical influence of shovels.
Suitable for clean air extraction.
Extracted air particles can pass through the circulating wheel of the ventilators without dust particles. They are placed behind the filter equipment.
Suitable for wood processing businesses and pneumatical conveying.
Extracted air particles can pass through the circulating wheel of the ventilators including material and dust particles. They are placed in front of the filtering equipment.