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The DNM bladder tank consists of a steel tank, a butyl rubber bladder and the internal parts are made of stainless steel. The bladder tank has a storage volume of 400 to 12,000 litres of foam concentrate. There is more than one type with connections according to DIN PN16 and ANSI 150 lbs.
The bladder tank feeds the foam concentrate into the water pipe with variable flows and pressure. The foam concentrates is mixed with the water, thus creating an effective medium to extinguish fires.
