

ASTM Standards and Tests
RainBloc® for Mortar Performance in ASTM Standards and Tests RainBloc® for Mortar meets or exceeds the Performance requirements for high quality masonry mortar water repellents when tested and evaluated according to ASTM C 1384, “Standard Specification for Admixtures for Masonry Mortars”. When measured by ASTM C 1072, “Standard Test Method for Measurement of Masonry Flexural Bond Strength”, the RainBloc® Integral Water Repellent System does not adversely affect mortar bond. [Ref #1]
Available On:

RainBloc® for Mortar
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Water Repellents for Concrete Masonry Walls, TEK 19-1 http://ncma-br.org/pdfs/14/TEK%2019-01.pdf
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Characteristics of Concrete Masonry Units with Integral Water Repellent, TEK 19-7 http://ncma-br.org/pdfs/14/TEK%2019-07.pdf
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Water Repellent System for Concrete Masonry
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Rainbloc Specifications