Aktivhaus - the reference work : from passivhaus to plus-energy house / Manfred Hegger [and three others] ; translation Raymond Peat, David Koralek. - 1 online resource (240 pages) : illustrations, photographs Includes bibliographical references and index. ISBN: 9783038214861 (e-book) Subjects--Topical Terms: Dwellings--Energy conservation. Index Terms--Genre/Form: Electronic books. LC Class. No.: TJ163.5.D86 / .A385 2016 Dewey Class. No.: 696