To Whom It May Concern:
Subject: Certification of Westpac Drywall Finishing Products
This letter will certify that materials of our manufacture will meet, or exceed, the following specifications:
Product ASTM Specification
Joint Compounds C-474 & C-475
Joint Tape C-474 & C-475
Fast Sets C-474 & C-475
Ceiling and wall texture materials are not subject to ASTM Standards. These products, however, have been successfully specified and applied on numerous projects over all gypsum wallboards and have met all application and job standards.
For further information, we have enclosed a letter regarding the two major agencies responsible for the basic material standards and specifications.
Please be advised that no materials of our manufacture contain any intentionally added asbestos.
If you have any further questions, or require any additional information, please feel free to contact our office.
Westpac Materials


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