In order to avoid the risk of possible explosions, combustible dusts must not be allowed to settle.They must be vacuumed away immediately so that they do not represent a source of danger.This special purpose vacuum is suitable and approved for the removal of combustible dusts in zone 22 as well as catergory M hazardous dusts. Standard accessories: 4.0m Suction hose with bend, 1m Metal suction tube, Paper filter bag (only on M version), Wet/Dry floor tool 370m, Crevice tool, All purpose tool (only M version) The Karcher combustible/hazardous vacuum cleaner belongs to the range of Karcher vacuum cleaners which are used all over the world as office cleaning supplies and hygiene products. The credit of having discovered the vacuum cleaners as Karcher products goes to Alfred Karcher, who established a company in Germany as Karcher Gmbh with the intention of providing cleaning solutions to the world. Since Alfred Karcher was a proficient engineer, he introduced a range of efficient vacuum cleaners as Karcher products which not only help to keep the place clean but are user friendly as well. Karcher products consist of steam cleaner and vacuum cleaners and among all the Karcher vacuum cleaners this model is particularly meant for vacuuming away the combustible dust particles since they remain a perpetual source of danger. Karcher introduced this machine with special features like a suction hose, suction tool, paper filter bag and an all-purpose tool all of which make it suitable for removal of combustible dust.