29th May 2019January 2020

As per AS 3740-2010 Ultra Flex can be appliedover dry, clean, and stable screeds constructedas per AS 3958.1. Sand-cement screeds should containpolymer additives to achieve the required tensile andcompressive strength.Best practice would to apply two coats of AMI Hydrastatic epoxy.Waterproofing over screeds on balconies requiresthe screed to be installed to AS 3958.1, and must bedry, stable, and free of all moisture content.We recommend that two coats of AMI Hydrostatic epoxy be installed before the application of the Ultra Flex.membrane system.

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