.,." fills a need for the Building Engineer who needs to know current thinking on the subject, and to this end the book succeeds ... useful reading to students and practitioners alike.." -- BUILDING ENGINEER.,." a valuable contribution to the arsenal of guidance on commercial buildings" -- SEDA NEWSLETTERLittle has been published on the subject of energy-efficient refurbishment of offices despite the growing need to refurbish older office building stock throughout Europe, and the global requirement to conserve energy. The book suggests the most energy-efficient and environmentally friendly way to refurbish offices using examples of real buildings and designs wherever possible. Each case study includes a building description, the retrofitting strategy, passive and low energy technologies used, energy assessment, comfort and environment assessment, financial assessment, client and market assessment, and conclusion.This practical design manual will be invaluable for architects and engineers specializing in the refurbishment of commercial buildings.Sections on: * office buildings in Europe* passive retrofitting strategies and technologies* climatic variations and the relevance of technologies* design standards* design tools* the ranking and/or rating methodology* 10 case studiesResearch published in this book was originally carried out as part of the OFFICE project, funded by the JOULE program of the European Commission.