This test method is a standard procedure for determining the drainage efficiency of an EIFS clad wall assembly.

1.1 This test method determines the drainage efficiency of EIFS clad wall assemblies when subjected to a water spray rate in accordance with Test Method E 331.

1.2 The values stated in SI units are to be regarded as the standard. The inch-pound units given in parenthesis are for information only.

1.3 This standard may involve hazardous materials, operations and equipment. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.