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C – Site preparation and resistance to contaminants and moisture

The Approved DocumentsApproved documents (England) are detailed publications which come under the English Building Regulations. They are based on tried and tested methods of building and if you follow them you are assured of complying with the Regs. The equivalents for Scotland are the Technical Handbook, for Wales: the Approved documents (Wales), and […]


Structural insulated panels have been around for decades but have only recently achieved the interest they deserve. They are large factory made panels including walls floors and roofs and are fixed together on site. A lot of the kit houses in the UK are based on SIPs.

Several factors distinguish them from traditional building […]