Perfectly designed for all hospitals and white rooms. • Stainless steel tank - AISI 304 provides high durability. • The Soteco Hospital retains 98% of dirt collected when compared with normal vacuum cleaners. • The Soteco Hospital comes with 4 stage filtration. (2 HEPA filters, 1 polyester filter and 1 paper bag.) • A very compact and noiseless machine producing less than 64 decibels while in operation