Straw bale passive house Ruprechtshofen

Written by Herbert Gruber

Passive house with straw insulation. Living area on the upper floor, bedrooms on the ground floor, no slope. Glass-only corner, larch wood façade.

Key data

Province:Lower AustriaCity:RuprechtshofenCompletion:2009Type of Construction:infill constructionDesign/ArchitectureJordan Atelier für SolararchitekturBuilding Costs:1900,- €/m2Possibility to visit:NoPress photos:No
Photocredit:Herbert GruberOwner Builders Contribution:everything that could be done by oneself was done by oneself.Customer satisfaction:Very satisfied and very proud of it. Awarded the "Golden Trowel 2011".
Residential acreage:128m2Heating demand:13U-Value (Wall):0,10W/m2KU-Value (Roof):0,12W/m2KHeating/Ventilation System:Heat pump compact unit, comfort ventilation, Swedish stove with water pocket in buffer tank, solar also in buffer tank, underfloor heating on ground floor. Hot water generation.Categories:Passive House, Projects Austria, Straw Bale Lighthouse Project,
More about this Straw Bale House

Passivhaus mit Strohdämmung. Wohnbereich im Obergeschoss, Schlafräume im Erdgeschoss, keine Hanglage. Nurglasecke, Fassade aus Lärchenholz.

External wall (superstructure):
2.4 cm facade formwork
Wind paper
3.0 cm economy formwork
1.6 cm Agepan DWD
37.0 cm construction +straw
1.8 cm OSB/3 board
10.0 cm battens + rock wool
1.5 cm gypsum board

Außenwand (Aufbau):
2,4 cm Fassadenschalung
Windpapier
3,0 cm Sparschalung
1,6 cm Agepan DWD
37,0 cm Konstruktion +Stroh
1,8 cm OSB/3 – Platte
10,0 cm Lattung + Steinwolle
1,5 cm Gipsplatte

Roof (superstructure):
4.0 cm gravel
0.2 cm fleece
0.2 cm EPDM foil
0.2 cm fleece
3.0 cm formwork
5.0 cm Vapour pressure equalisation layer
1.6 cm Agepan DWD
14-2 cm sloping wedges
50.0 cm construction + straw
1.8 cm OSB/3 board
3.0 cm economy boarding
1.5 cm gypsum board

Dach (Aufbau):
4,0 cm Kies
0,2 cm Vlies
0,2 cm EPDM – Folie
0,2 cm Vlies
3,0 cm Schalung
5,0 cm Dampfdruckausgleichsschicht
1,6 cm Agepan DWD
14-2 cm Gefällekeile
50,0 cm Konstruktion + Stroh
1,8 cm OSB/3 Platte
3,0 cm Sparschalung
1,5 cm Gipsplatte

About the author

Herbert Gruber

Herbert is author of the book "Neues Bauen mit Stroh in Europa" (New Building with Straw in Europe), head of the austrian strawbale network ASBN and partner in the Leonardo-project "STEP" (Strawbale Training for European Professionals) and the Erasmus project "BuildStraw Pro" (a project to get formal national recognition of the training) and "Make your City Smart". As a collector he documents European straw bale buildings since 1999 on his website (database, german), in lectures, workshops and books.