Delta Panels Pty Ltd 
Delta Panels - Panel testing to FP1.4 and 4284 
Test Report AS_NZS 4284 
 
 
30B-20-0134-TRP-16554-0 
30 July 2021 
Page 8 of 11 
 
6.2 Clause 8.4 - Air infiltration test 
Test Standard:  
 
AS/NZS 4284:2008 – Testing 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 12.48m2 
Results: 
Table 6: Air Infiltration Results 
Test Pressure 
+150 Pa 
-150 Pa 
Sealed air leakage  
[L/s] 
496.9 
538.8 
Unsealed air leakage 
[L/s] 
501.4 
529.9 
Difference in air leakage 
[L/s] 
4.5 
8.9 
Calculated Permeability 
[L/ (s.m2)] 
0.36 
0.71 
 
Conclusion: 
The Air infiltration results of the test sample façade comply with the specified limits set out in 
AS/NZS 4284:2008. 
 
 
 

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