ASTM 2178 and 2357 Explained
ASTM 2178 and 2357 Explained
ASTM 2178 and 2357 Explained
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<strong>ASTM</strong> E<strong>2178</strong> Test ProcedureTest Sequence: (continued)• After measuring the air leakage at themaximum static pressure differential (DP),300 Pa, re-measure the air leakage at 100,75, <strong>and</strong> 50 Pa to determine if themeasurement process has affected the airleakage of the material;• Maximum increase 10%.