Features a specially designed 4-way chamfered notch-joint system ensuring a tight fit to all boards with no room for damp or wind penetration. All UK designed, machined and manufactured.The whole exterior is sealed and protected with firstly two coats of quality clear wood preserver which actively protects against rot,
decay, mould and blue staining fungi. Then finished with at least two coats of long lasting Cuprinol shades to the colour of your choice. Its special pigments ensure a rich colour and allow the natural texture of the wood grain to shine through.The interior is then battened with 25 x 50mm treated timber to provide a 25mm air gap all round.
The next facing is a composite foil, followed by a layer of Kingspan Kooltherm insulation K118.
Specification: Premium performance rigid thermoset modified resin insulant manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP).Manufactured in accordance with BS EN ISO 14001 Environmental Management Systems, BS EN ISO 9001 Quality Management Systems and OHSAS 18001 Health and Safety Management System.
Kingspan Kooltherm Insulated Plasterboard K118 achieves a BRE Green Guide rating of A+.
Fire Performance: Building Regulations Class 0
Finally a minimum of two coats of quality matt emulsion (white or ivory) is applied to all the interior walls and ceiling.