Filter set ZS 4V

Refresh your work area with fresh WELLER filters. The HEPA particle filter and the granulate gas filters are combined in such a way that they are replaced together as the main filter unit. Over time, the HEPA filter becomes clogged and the gas medium becomes saturated and oxidized. The fine dust filter (pre-filter mat) is the preliminary stage of filtration and is typically replaced monthly depending on the application, whereby this filter set is a convenient way of replacing the main and pre-filters in an optimum ratio.- HEPA class H13 particle filter - high degree of absorption through filter mat - filter set is compatible with Zero Smog EL, TL and 4V - 1 main filter H13 - 10 pre-filters F7