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Tag Archives: energy calculations

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The Maximum Glazing House – A Case Study

A client came to us with a difficult challenge, their house had the maximum glazing. Roughly 90% of the external façade of their house was composed of double glazed glass. Despite being double glazed, the Solar Hear Gain Co-efficient value […]

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Turning Star Ratings into Dollars

We previously published a newsletter on “Star Ratings and Dollars“. We received some feedback that it’s content was a little confusing to those who aren’t already familiar with various things in the industry. So we thought we’d take a moment […]

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Refrigerated Walk-In Coldroom Comparisons Report

Refrigerated Walk-In Coldrooms (WICs) are applied in a wide range of facilities as part of the delivery stream from food source to consumer. However, WICs aren’t regulated for minimum energy efficiency performance, making them difficult to assess. WICs can be […]

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What Can Delay My Energy Assessment?

Energy Efficiency assessments can be a time consuming and complicated process. What sort of things can delay your result, and what can you do to get your report sooner?
1. Incomplete Building Information
To get us started on the Energy Efficiency […]

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JV3 vs DTS: Construction Cost Savings!

Energy efficiency assessments can be performed in several different ways – each with their own strengths & weaknesses. Firstly, there is the Deemed-To-Satisfy (DTS) Energy Efficiency Building Solution. To achieve compliance through a DTS assessment, every individual element of the […]

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How to Understand Your Energy Efficiency Report

Our Energy Efficiency Reports are written to provide an accurate & concise summary of how your building compares to the National Construction Code Performance Requirement and they include the Design Compliance Certificate (Form 15 in Queensland). They’re created with the […]

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Roof Insulation Compression Calculator

When fibre roof insulation is compressed (to fit into a tight space, squished underneath purlins or even by a retaining mesh), its R-value decreases. This change isn’t a simple linear reduction, but a complex curve that’s different for each material.
To […]

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Can you Convert a House Star Rating to Dollars?

What’s a Star Rating worth? How can you estimate the cost of electricity for heating & cooling your home from a House Star Rating? Is it even possible? It is, but it requires a little work. You’ll need to find […]

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Verification Method JV3 Explained

JV3 Assessments are a complicated beast & not many Building Thermal Assessors know how to do them correctly. How do you check the validity of your Energy Efficiency Report to verify it’s correct? What conditions should apply to the assessment?

Your […]

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Optimal Window Eaves Shading

Following from Window Design for House Efficiency the contribution of windows to the total building Energy Efficiency is considered. The BERS 3.2 thermal simulation was used to determine the optimum eaves width for glazing of different heights. The optimum was […]

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