Renovated buildings · Tertiary buildings

Convent Building, Vienna

A 1904 convent building renovated in 2014. The historic masonry and windows were preserved, with secondary glazing and roof and floor insulation added. Energy savings reached 66%.

Building envelope and structure

Load bearing masonry structure that was cleaned and preserved. The roof and floors were re-finished and significant insulation added. Historic window frames were re-finished and high-performance secondary windows installed.

Heating and energy

The existing converter station which connects the district heating with the heating system of the building was renewed. The attic floor is heated via floor heating, and there is a mixed heating system with radiators and radiant wall heating in other floors. The chapel on the ground floor of the building has heating on three sides.

Energy performance

Energy savings of 66% were achieved.

Project team

• Architect: Trimmel Wall Architekten ZTGmbH
• Technical consultants: kppk Ziviltechniker GmbH