Root ingress affecting below ground drainage is an issue which is often overlooked by housebuilders. Why? Because it’s a problem that may not raise its head until years, sometimes decades, after a development has been built. Here, Steve Jeffries, Product Manager – Foul Water Systems at Wavin UK, discusses why developers should take root ingress seriously during the planning and development stages...

It has been described as the ‘fifth fuel’ and the cheapest of all, but energy efficiency is the most important measure to save energy and reduce carbon emissions. The built environment has some of the most untapped energy efficiency potential, which is why a fabric first approach to building design will maximise the performance of the building envelope...