Due to the low specific density, water-film-forming foam concentrates are able to form a closed, vapour-tight and watery film on the surface of the flammable material, even with burning liquids. This cuts off the supply of oxygen to the burning material and smothers the fire. In addition, foam has a cooling effect due to its water content. Of course, Jockel does not use foam concentrate with perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA). Foam extinguishers are at Class A and B fires used. You only buy professional fire extinguishers from us, high-quality fire extinguishers, whether powder, foam, CO2 or grease fire extinguishers, which are approved according to " din EN 3" and are delivered with a valid factory test. In the case of commercial use, the prescribed test of.
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