Abstract

This specification covers non-asbestos fiber-mat reinforced cementitious backer units manufactured to be dimensionally stable and suitable as either an unfinished substrate (see Note 1) or as a substrate for decoration such as natural stone or tile on walls, floors, or decks in wet and dry areas.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	American Society for Testing and Materials
Pages
ISBN
Committee	C 17
Supersedes	ASTM C 1325 : 2017A