Structural Insulated Panels, or Sips kits, are the easiest and most effective way of building a home extension, garden room, annexe, or any living space in your outdoors/garden. It comes in customized sizes ranging from 98mm to 242mm to achieve and exceed the U-values needed for building control.

SIPs Kits limited is the No.1 Sips Kit manufacturing and fitting company in the UK. The Sips kits panels are delivered with care for you to self-build, or you could always request our fitting service. We want you to save money on your build, either by self-building or using an able joiner to erect the superstructure. We prefabricate the kit. You cannot compete with the speed of the build. It takes a few days to have a watertight superstructure, saving on labour costs with traditional methods.