ASTM C1943-24 - Standard Test Method for Grout Retention Properties of Ceramic Tile

1.1 This test method covers the testing and evaluation of grout retention on glazed and unglazed ceramic tile surfaces and is intended to give the user a uniform procedure to make a comparative assessment of specific tile and grout systems.

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

1.3 This qualitative method is intended to be used to visually detect abnormal grout retention for a specific tile and installation material system installed in a specified way.

1.4 This method is intended to evaluate the specific grout and tile system specified and is not intended for test results to encompass other tile and grout combinations.

1.5 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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.