Ben is a recognised authority in structural waterproofing. He sits on the British Standard Committee reviewing BS 8102 and is a main author of the ongoing CIRIA guidance on the delivery of blue roofs. Ben is also a board director at the Property Care Association. Ben is the Technical Director of CSSW LONDON WATERPROOFING. He is thoroughly involved in major basement waterproofing design development for clients such as the City of London Corporation and Lidl. Ben is regularly appointed by NHBC to complete defect...