Building a crowdfunded natural house
mech.build
Weronika Siwiec
Biohabitat Opole
We wanted to build a
- small - functional - all year - context based - contemporary - open-source
straw-bale house.
We did it to
- make noise - experiment - learn - teach - have fun
Crowdfunding campaign
40 days campaign 324 participants almost 6 000 euro crowdfunded over 7 500 fb likes almost 40 000 views on youtube
Natural, locally sourced materials
Interior functionality
BATHROOM NIGHT ZONE ENTRANCE AREA DAY AREA
Summer exposition
Winter exposition
Centrally based multi-functional heater-stove
ESBG Event (header1) Natural circulation
Wildlife observation tower function
Wide view opening (landscape focused)
Actual view
Structure
Structure
Structure
The house we built (in two months)
Wall layers - exterior Straw-bales - 45cm cut to 40cm_________________________________ studs – 14x6cm__________________________________________ laths – 6x4cm____________________________________ clay plaster with cut straw – 3-5cm_____________________ clay plaster: 70% clay; 20% horse manure; 10% cottage cheese______ exterior cladding: daglesia wood boards - 9x2, 12x2cm; linseed oil base and finishing _____________________
Foundations
Base
Walls - structure
Walls - filling
Walls - conservation
Walls - finishing
Wall layers - interior
Straw-bales - 45cm cut to 40cm________________________ studs – 6x6cm__________________________________________ clay plaster with cut straw – 3-5cm_____________________ base plaster with straw and sisal net – 2-3cm_________ finish plaster with rough sand____________________
Floor insulation - hempcrete
Floor finishing – daglesia wood boards
Interior walls’ materials – light clay and hempcrete
Interior finishing – clay plaster
Roof insulation – wood wool
Roof – daglesia wood boards
The community of volunteers
Participatory decision making
Learning new skills
Creating bonds
Living together
We want to share our experience