Helios Fans VARD 355/4 Ex Note: FREE Click & Collect
The Helios VARD 355/4 Ex is a high-pressure in-line mixed-flow fan designed for use in hazardous environments, meeting ATEX certification for explosion-proof applications. The fan features a cylindrical housing made from pre-galvanised sheet steel, with rolled flanges on both ends. Flange dimensions and mounting hole patterns follow DIN 24155 standards, e ...