1. ZEREFOS TESSAS ARCHITECTS
W18 WORKGROUP
Danai Frantzi-Gounari, Athena Hatgivlastou, Irini Emilia Ioannidou
Rozita Konidari, Vissarion Konidaris, Tanya Saroglou,
13-20 March

2. ‘the cleanest energy is the one not consumed’
Norbert Lantschner

3. location site attraction

5. ground ±0.00, -1.50
workshop, public route / ancient mosaic attraction
first +2.80m living areas
basement -3.00m mechanical services
second +5.60m sleeping areas
wood pellet
burner
water tank –
collection of
rainwater, grey
water recycling
thermal mass
cooling labyrinth
private
car park smaller
footprint –
cross site
ventilation
shaft promoting
stack ventilation
south facing
balcony overhang
& movable louvers
shaft promoting
stack ventilation
south facing
balcony overhang
& movable louvers

6. winter
• orientation
• direct solar gain & insulation & tall south facing windows
• radiant heating slab system
• supplementary wood pellet burner
• gabion thermal labyrinth
thermallabyrinthairintake
water
tank wood
pellet
burner
34°

7. summer
• microclimate
• insulation
• double envelope façade / shading
• cross ventilation
• ceiling fans
thermallabyrinthairintake
•night cooling of thermal mass
• stack ventilation
• low E glazing
• gabion thermal labyrinth

8. daylighting
• double envelope facade
• north facing clerestories
• high reflectance – low voc paints
• daylighting zones

9. water recycling
20 m3 water tank
rain water grey water
grey water treatment
toilet flushing
irrigation
60m2 roof
30m2 balconies
energy production
hot water boiler
solar panels wood pellets
domestic
hot water
space
gradient
heating
wood pellet burner
photovoltaic
arrays 5kW
national electricity grid

10. assessment of
annual building
energy needs
for heating
first & second floors 6.8 kW/m²
ground floor 56.0 kW/m²
average 16.8 kW/m²
typical Athenian
residential building 70.0 kW/m²