The Colasit CHVS radial fan is a high-pressure fan for the highest demands with pressures of up to 7000 Pa and volumes of up to 5300 m³/h. This very reliable and stable plastic fan is available in various materials and drive concepts, which ensures that it meets any requirements. Furthermore, this versatile radial fan is suitable for a wide range of applications and different aggressive media, including those for hazardous areas in ATEX zone 1 and 2.

ATEX fans made of plastic for exhaust air and corrosive gases - Colasit



Volume flow:
min. 60 m3/h to max. 5300 m3/h
Static pressure:
min. 450 Pa to max. 7000 Pa
Efficiency (tot. mech.):
up to max. 82 %
Inlet and outlet Ø:
63, 90, 125, 160, 200, 250 mm

Housing material

PE, PP, PPs, PPs-el, PVDF, PVC

Impeller material

PPs, PPs-el, PVDF


Direct drive, V-belt drive


Galvanised, Stainless steel

Ex Protection

EX Logo

Version available in ATEX zones 1 + 2