Differences among filters and how to determine filter class

Filtertechnik mit verschiedenen Abscheideklassen für Filter

The filtration efficiency is classified into one of three welding fume filtration classes. High-grade steel alloys can be safely welded only with the right filter. The welding fume filtration class—the so-called W-classes—let you read the filter performance on the label. … >> more

Ventilation: more than an extension of spot extraction

Eine Raumlüftung ist eine Ergänzung zu Punktabsaugungen.

Whether a displacement or a circulation system: ventilation is more than just a supplement to spot extraction. It also secures the occupational safety for surrounding work areas. For occupational safety during welding, the following actually applies: the thicker the welding … >> more