GDC Architects

The only Passiv Haus designer in southwest Victoria, GDC Architects has experience in designing residential and commercial projects for over 40 years.

We are passionate about energy-efficient and functional designs which are both cost-effective but have longevity and visual appeal. Charith Siriwardana from our team is qualified as a certified passive house designer. This is the most energy-efficient design technology available and the design can save up to 90% of energy consumption compared to a typical energy-efficient house.

Passiv Haus is a well-insulated, air/ watertight, thermal bridge free construction with high performing windows. It’s a science-based building standard that takes into consideration the health-based and energy saving of built environment.