Choosing double-glazed windows: UPVC, aluminium or timber?
When it comes to designing or renovating a building, the choice of double glazed window frames plays a pivotal role…
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Cooee Architecture and Powerhaus Win National Design of the Year in the True Zero Carbon Challenge
Could We? Should We? has won 2026 National Design of the Year. Explore the award, the team and the whole-home decisions behind the winning design.
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Why a 33 m² sleeping pod struggled to reach 7 stars
A 33.1 m² accommodation pod used less space, strong insulation and double glazing—yet rated only 5.1 stars. The case reveals the difference between energy intensity, total energy use and regulatory compliance.
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What a wet swag can teach us about moisture in walls
A winter camping trip explains vapour-permeable wall wraps, airtightness and why every wall needs a safe drying strategy.
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Whole-of-Home for apartment projects
Why Whole-of-Home compliance becomes difficult in apartment projects, and how to coordinate hot water, shared solar, metering and NatHERS early.
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Thermal bridges: which ones are worth fixing?
Three real thermal-bridge decisions show why the best solution may be to fix it for comfort, weigh the seasonal trade-offs—or leave it alone.
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15 smart ways to design better with windows (for comfort and practicality)
Designing your windows? Discover 15 expert-backed tips from Powerhaus to improve comfort, capture light and boost performance — from glazing to shading and beyond.
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Powerhaus Wins National Proptech Award for Innovation in Energy Efficiency
We’re thrilled to announce that Powerhaus has been named: 🏆 Most Innovative Property Technology – Environment & Energy Efficiency at…
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NatHERS vs Passive House: what we get wrong about energy efficiency in Australia
Why high star ratings and European benchmarks aren’t enough—and how to build homes that actually work. The great debate: one…
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Navigating 7-star NatHERS ratings for new homes in cool climates
If you’re building a new home in ACT, NSW, VIC, or SA, you’ll need to a 7-Star NatHERS rating and a…
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We need to talk about heat recovery ventilation systems
When discussing energy-efficient homes and sustainable building practices, Heat Recovery Ventilation systems (or HRV systems) often become a focal point….
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How much does a NatHERs certificate cost?
When you design and build or renovate a home in Australia you’ll generally need a NatHERS assessment. Its easy when…
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Sarking vs. vapour permeable membranes in cool climates
Facing the new BASIX 7-star requirements? This guide simplifies the changes and offers practical tips to help you navigate compliance.
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