BS ISO 10294-5 pdf download Fire resistance tests — Fire dampers for air distribution systems — Part 5: Intumescent fire dampers 7Scope This part of ISO 10294-5 describes the test requirements related to intumescent fire dampers. lt identifies theminor modifications needed to adapt the test method described in ISO 10294-1 (which was intended formechanical dampers) to suit intumescent fire dampers....