Work Item
ASTM WK83607

Revision of C1397-13(2019) Standard Practice for Application of Class PB Exterior Insulation and Finish Systems (EIFS) and EIFS with Drainage


Critical lighting of EIFS can exaggerate the appearance of the normal and unavoidable variations in the plane and texture of its finished surface. The proposed appendix provides an understanding of critical lighting and the reasons for not judging the appearance of the EIFS under critical lighting.


Developed by Subcommittee: C11.05

Committee: C11

Staff Manager: Jamie Huffnagle

Work Item Status

Date Initiated: 09-28-2022

Technical Contact: Peter Harrison

Item: 001

Ballot: C11.05 (22-01)

Status: In Balloting