ASTM 2178 and 2357 Explained
ASTM 2178 and 2357 Explained
ASTM 2178 and 2357 Explained
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<strong>ASTM</strong> E<strong>2357</strong> Test ProcedureCalculation of Air Permeance: (Continued)• The referenced air leakage rate for eachwall assembly shall be the higher datapoint value leakage rate at 75 Pa for theexfiltration <strong>and</strong> infiltration case;