Services
Smarter compliance. Better perfoming buildings.
From energy rating certificates to performance-led consulting — and backed by our own Powerhaus App — Powerhaus Engineering helps you meet code and go beyond it. Whether you’re building a home, retrofitting a community centre, or working toward zero-carbon housing, we’ll help you get the balance right between comfort, cost, compliance, and climate.
Our core services
Residential homes
Residential NatHERS ratings & certificates
Certified energy assessments with practical insight.
We don’t just rate homes — we show you what’s driving performance and how to improve it.
High-performance home design advice
From 6 stars to zero-carbon-ready.
Get guidance on materials, insulation, glazing, solar design, and more.
Performance solutions (for alternative compliance)
When DTS isn’t enough.
We support small homes, unusual builds and Canberra renovations with smart, compliant alternatives.
Home Performance Investment Strategy
Independent advice on where building-performance investment creates real value.
Test comfort, energy, resilience and future-value features before the brief and budget are locked in.
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Passive House modelling
Rigorous modelling for high-performance homes—without requiring certification.
Use PHPP, design-option testing and targeted thermal-bridge analysis to make better decisions early.
Learn moreCommercial buildings
Section J and JV3 for commercial buildings
Results-focused compliance for commercial and community buildings.
We model strategically to minimise cost while meeting Section J or JV3 requirements.
Energy efficiency consulting
Get practical advice on wall detailing, air tightness, thermal mass, solar design and more — tailored to your budget and project.