Architecture & Drafting Blog | giantA Pty Ltd

3 Articles

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Passive Design Before BASIX in NSW 2026: Orientation, Glazing and Thermal Mass That Cut Certification Risk

Lock orientation, living-room aspect, glazing ratios by façade, external shading, thermal mass, cross-ventilation and insulation continuity before NatHERS modelling and BASIX thermal commitments. In N...

BASIX NSW Planning Passive House Sustainable Building Ventilation architectural-design basix-certification nathers

7 Sept 2026

BASIX Ventilation Changes 2026: Why Exhaust-to-Roof-Space Is No Longer an Option for NSW Builders

What changed in BASIX ventilation rules in 2026? From 1 May 2026, the BASIX tool (version 4.04) removed the option to direct bathroom, kitchen, and laundry exhaust systems into the roof space. All exh...

BASIX NSW Planning Sustainable Building Ventilation basix-compliance energy efficiency

7 Sept 2026

BASIX and NatHERS for Class 2 Buildings: A 2026 Compliance Checklist for NSW Apartment Developers

For apartment developers in New South Wales, the BASIX certificate is not a formality — it is a design constraint that shapes orientation, glazing, servicing, and budget from the earliest sketch desig...

BASIX apartment-design basix-certification basix-compliance class-2-building design-practitioner multi-residential nathers nathers-certificate nsw-building-compliance

7 Aug 2026