Pre-heating of incoming fresh air through an earth pipe
Ground source heat pump to provide heating and cooling through a radiant slab
Low velocity displacement air ventilation
Heat produced by the composting toilets process is recovered
Double height office space for stratification of warm air at the top
Cooling through fan coils with chilled water from GSHP
Radiant slab heating with ventilation handled through energy and heat recovery ventilators

Building Envelope

PHOTOS: TOM ARBAN

Exterior wall type 1:
pre-finished wood siding on insulated cavity-wood frame structure

Exterior wall type 2:
insulated metal panel cladding on cavity-insulated metal stud framing on a steel structure

Exterior wall type 3:
reclaimed brick masony veneer on insulated cavity metal stud framing on a steel structure

Roof type 1:
white thermoplastic polyolefin membrane roofing on insulated wood frame structure

Glazing:
50mm thermal break high performance aluminium curtainwall framing with argon-filled insulated glass units with low e coating and warm edge spacers

Solar Shading, Daylight & Lighting

PHOTO: TOM ARBAN

Deep, south facing porch shields the windows from hot summer sun but allows the winter sun, which is lower in the sky, into the building
Light level sensors and occupancy sensors to reduce electricity consumption
Lowered lighting power density
Large high performance windows provide abundant natural light and ventilation to all work areas