waterproof balconies

Counting on Köster

Easy application to the most complex of architectural details is promised with Köster 21 – a two-component, solvent-free, multiple use crack bridging waterproofing coating from Delta Membrane Systems. This elastic, crack-bridging waterproofing material offers excellent adhesion to dry and moist substrates and – being liquid applied – it creates a seamless coating around difficult or […]

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