Phenolic External Wall Insulation Systems

Phenolic EWI systems incorporate high performance rigid thermoset phenolic foam insulation boards that enables high levels of thermal performance to be achieved utilising thinner sections of insulation.

These systems are an ideal solution for buildings that cannot increase their footprint.

Phenolic External Wall Insulation Systems - Overview Sheet

Phenolic External Wall Insulation Systems - Renders & Finishes

BRE Global Certificate 158/12


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One of the most valuable benefits to specifying a PermaRock system is the knowledge that there is an extensive level of support provided alongside our products.

If you can’t find the information / resource you require or wish to speak to our Technical / Sales teams we are always on hand to offer practical and experienced support.