Plus Energy House – Wohnhaus Breitunger Weg,Berlin, Germany

Renovation and energy efficiency optimisation of a house built in the 1960s.
Reductive adaptation of floor plan and façade and enclosure in a new external timber building envelope with cellulose insulation. The conversion fulfils DENA low energy house standards (50% better than German EnEV regulations).

Client
Anke Roswag and Jochen Dachmann

Living area
213 sq m (47,5 sq m / 165,5 sq m)

Date of building
1965

Completion
2007/2008

Architect, Energy Efficiency Consultancy
Roswag & Jankowski Architekten

Structural Engineer
Ziegert | Roswag | Seiler Architekten Ingenieure
Dr.-Ing Christof Ziegert, Dipl.-Ing. Uwe Seiler

Building Systems Consultancy
planungsteam energie + bauen

Award
1st prize in DENA Renewable Energy Competition 'Mehr Wert - Wärme aus erneuerbaren Energien'

Publications

Bundesverband Wärmepumpen (Ed.): Der Verwaltungskünstler – Eike Roswag geht an den Bestand, published in: Bauen auf Erdwärme, P.10–13, view online : www.bauen-auf-erdwaerme.de

Photos
Torsten Seidel