CENTRIFUGAL VENTILATORS - ASPIRATORS
DOA produces a complete range of ventilators/aspirators powerful, effective and easily transportable , their use of ventilation and safety in closed space is mandatory and prescribed by law before, during and after works in environment that can be dangerous , toxic, flammable or explosive like tunnels, basements, manholes, silos, holds, tanks, petrochemical plants, wells, fuel stations, warehouses , mines, laboratories , confined space excavations, sewers ducts, gas distribution networks etc .The exclusive DOA system to fix the hoses on tools allows a quick installation on the mouth by simply “button up” the hose edge on pins only by hands without needing screw drivers or belts/clamp. The volute and air fan can be washed up without problems as are in polyetilene, maintenance necessity is minimal. Very robust thanks to the construction in polyetilene and stainless steel are invulnerable to impacts rust water and from the corrosion of the majority of acids and chemical agents.
AV28H
Ventilator/aspirator
Hydraulic-------------
AV28S
Ventilator/aspiratos
Gasoline engine------
AV28E
Ventilator/aspiratos
Electric-------------