Fast and Effecient Green Home Extensions from W4 Projects Weymouth Dorset.

What are SIPs?

SIPs (Structural Insulated Panels) are a revolutionary modern product in the UK which permit home owners to build extensions quickly, efficiently, cost-effectively, with minimum mess and in an environmentally friendly way. These eco-friendly panels are made from OSB, Oriented Strand Board (similar to chipboard but with bigger flakes) created  from sustainably harvested Spruce thinings from managed plantations, bonded to a foam core.

Why Use SIPs.

SIPs are used as walls and roofs on all types of buildings and are a response to building regulations requirements, offering a more economical method of meeting new requirements for insulation. They also provide:


See the Project pages.