PermaRock Products Ltd is the longest established UK owned designer, manufacturer and supplier of external wall insulation (EWI) systems and as such has a comprehensive understanding of all stages of the development and installation of EWI systems, with nearly 30 years experience of supplying external wall insulation to the construction and energy efficiency sectors in the United Kingdom.
PermaRock has developed a portfolio of high quality render protected external wall insulation, alongside specialist render systems, for existing and new buildings that deliver significant environmental benefits by reducing heating/cooling energy demand and heat energy losses whilst offering an extensive offering of renders, finishes and decorative effects.
External Wall Insulation - New Buildings
With increased importance being placed on the design of low carbon buildings, PermaRock external wall insulation (EWI) systems can help towards the creation of effective, energy efficient and sustainable developments. Working closely with building designers and specifiers, PermaRock can advise from design stage through to installation on how the external wall insulation element of a project can meet low carbon design requirements and how they be utilised to achieve or exceed Passivhaus, BREEAM, Code for Sustainable Homes (Levels 4-6) and similar performance standards.
All PermaRock systems are complimented by an extensive range of renders and decorative finishes including acrylic and silicone based textured renders, metallic-effect renders and brick and stone finishes as well as architectural profiles and waterproof coatings providing an almost limitless options for texture, colour, shape and form.
External Wall Insulation - Existing Buildings
PermaRock Systems have undergone extensive testing to relevant British and European standards and have been independently assessed by a UKAS Accreditation certification
body, the Building Research Establishment (BRE) - Certificate No. 158/12, to ensure their compliance with current UK Building Regulations onto a variety of solid wall and non-traditional
substrate types, including, masonry (brick / block), dense and no-fines concrete, and light gauge steel frame and timber frame constructions.
