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![Waterproofing Foundation Plate Specialists](https://images.findtheneedle.co.uk/findtheneedle/products/7815156.jpg)
First a primer such as KÖSTER Polysil TG 500 is applied to the clean, sound and solid substrate. KÖSTER Polysil TG 500 is a standard primer that locks existing salts into the substrate, hardens the substrate and provides a better bond between the waterproofing and the substrate.
For more information on Waterproofing Foundation Plate Specialists talk to Koster Aquatecnic Ltd
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