Technical Guidance Documents - Department of the Environment, He. Introduction Current Technical Guidance Documents and Supporting DocumentationFull List of Technical Guidance Documents 1997 - 2013Part L Supplementary Documents Part D Compliance Introduction The Technical Documents, commonly known as TGD's give guidance on how to construct a building so that it complies with the Regulations.
SEAI - Welcome to the Sustainable Energy Authority of Ireland. Passivhaus Institut.