b'Delta Panels Pty Ltd Delta Panels - Panel testing to FP1.4 and 4284 Test Report AS_NZS 42846.2Clause 8.4 - Air infiltration test Test Standard:AS/NZS 4284:2008Testing of Building Facades Test Date:02/06/2021 Criteria:Air permeability shall not exceed 1.6 L/s/m2 at 150Pa.Applied Load:150Pa Air infiltration limit:Allowed leakage 20.0 L/s based on measure area of 12.48m 2Results: Table 6: Air Infiltration Results Test Pressure+150 Pa-150 Pa Sealed air leakage[L/s]496.9538.8 Unsealed air leakage [L/s]501.4529.9 Difference in air leakage [L/s]4.58.9 Calculated Permeability [L/ (s.m 2 )]0.360.71Conclusion:The Air infiltration results of the test sample faade comply with the specified limits set out in AS/NZS 4284:2008.30B-20-0134-TRP-16554-030 July 2021Page 8 of 11'