BS ISO 10294-5 pdf download Fire resistance tests — Fire dampers for air distribution systems — Part 5: Intumescent fire dampers 4.1.3 Test procedure 4.1.3.1 General procedure and criteria Other than the exceptions stated below, carry out the test in accordance with lSO 10294-1.The criteria withrespect to integrity and insulation shall be as specified in ISO 10294-2. 4.1.3.1.1Opening and closing...