Bill Butcher will take you through some radical retrofit projects around Huddersfield and their relationship to general generic principles with practical moisture risk management of IWI.

Director Green Building Store BSc, CEPH, ICIOB

Bill Butcher was project leader of the Denby Dale Passivhaus, Stirley Farm EnerPHit, and Golcar Passivhaus projects including several notable radical retrofits and is currently leading the Kirkburton Passivhaus project. Originally trained as a quantity surveyor, he has over 45 years’ building experience both hands-on and managing , including construction of the Longwood low-energy house in the early 1990s. He jointly set up Green Building Store in 1995 and amongst other duties runs the construction and consultancy sections of the business advising on numerous low energy and PH projects. Bill is a Certified Passive House Consultant and a Certified Passive House Tradesperson. He also serves on the Technical Panel of the Passivhaus Trust, teaches on the Construction module of the CarbonLite CEPH Designer course and is a tutor on the CarbonLite Retrofit course.

Contact: bill.butcher@greenbuildingstore.co.uk ◦ @billbutch