Helios Fans HRFD 630÷4÷4 Note: FREE Click & Collect
The Helios HRFD 630÷4÷4 is a high-efficiency low pressure axial fan designed with a robust cylindrical duct made from galvanised sheet steel, featuring flanges on both ends according to DIN 24155 standards. The terminal box is mounted on the outer casing for convenient access. This fan is fitted with an aerodynamically optimized profiled blade impe ...