jan dowgiałło- crowdfunded strawbale house

Building a crowdfunded natural house

mech.build founders: Jan Dowgiałło & Anna Zawadzka

mech.build projects:mech.build projects

Mud brick house

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

40 days campaign

324 participants

almost 6 000 euro crowdfunded

over 7 500 fb likes

almost 40 000 views on youtube

Crowdfunding campaign

Natural, locally sourced materials

Interior functionality

BATHROOM

ENTRANCE

AREA

NIGHT

ZONE

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

Press and awards

mech.build