NM CID GS-30 Practice Questions - New Mexico CID GS-30 Plastering, Stucco And Lathing Examination Exam

ASTM C1481 addresses joint sealants used with EIFS. A correct sealant joint at an EIFS-to-window interface includes:

Sealant smeared as a surface fillet with three-sided adhesion and no backer rod A properly sized joint with closed-cell backer rod, sealant compatible with the EIFS finish, and adhesion to two sides only Mortar packed into the gap in place of sealant Duct tape painted to match the finish

Correct Answer:

A properly sized joint with closed-cell backer rod, sealant compatible with the EIFS finish, and adhesion to two sides only

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