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Primers, façade cleaning, damp treatment: external thermal insulation will only hold if the supporting wall is sound, dry and structurally sound. Centrale ITE offers products to assess, treat and prepare your substrate before bonding the insulation. Both private individuals and professionals can purchase them at trade prices.
Preparing a substrate before installing external wall insulation involves ensuring the wall is clean, dry, cohesive and sufficiently level so that the adhesive and wall plugs will hold for decades. It all starts with an assessment of the façade:
External insulation does not solve a damp problem. If the wall is affected by rising damp, water ingress or saltpetre, the cause must first be addressed; otherwise, water will remain trapped behind the insulation. Before starting work, three points should be checked: