AS 1526-1974

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Specifies requirements for physical properties, packaging and marking of single-component polysulphide synthetic rubber-based joint sealants intended for general building use. It includes eleven appendices of test methods and recommendations for use of the sealants. A glossary of terms used to describe sealant and joint characteristics is also provided.

This specification applies to single-component cold-applied joint sealing compounds, based on polysulphide synthetic rubber, intended for the sealing of joints in all types of buildings, where accommodation, by a properly cured compound*, is required for in-service variations of up to ¦25 percent in nominal joint width together with tightness against dirt, wind and water. Notes on the use of sealants are given in Appendix L. A 'layman's' glossary of sealant terms is given in Appendix M.