Term of the Day

A person who is qualified, by virtue of his education, training, experience and contextual knowledge, to make a determination regarding the performance of a building or part thereof in relation to a functional regulation

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Energy Design for Buildings - Rational Design

Rational Design | Thermal design | Energy Modelling | Heat & Energy Calculations | Project Consulting


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Energy Management Services

Energy Audits | Meter Installations | Energy Usage Check Systems | Energy retrofit project implementation | Measurement & Verification of Energy Savings




Energy Training & Education

SANS 10400 XA – Energy Usage in Buildings | Training in Energy Management



Our Vision            – To be a significant influence on emission reductions and energy savings for clients.

Our Mission         – To provide a professional Energy Consulting service and guidance to ensure that our Clients' are in compliance with Energy Regulation & Standards.

Structatherm Projects was founded in 2004 by Howard Harris.

SP Energy Pty Ltd trading as Structatherm Projects specialises in the energy modelling of buildings and provides Rational Design services to customers who are developing new buildings. We are geared to produce an accurate, cost efficient Rational Design service in accordance with Regulation XA with a quick turnaround so that clients plans can be submitted to Local Councils without delay.

SP Energy Pty Ltd has grown significantly in the energy modelling area and the principle activity of the company has developed into providing Rational Design Services in accordance with Regulation XA,

SANS 10400-XA and the supporting standards in accordance with the amendment XA to the National Building Regulations.

Our Rational Design service is extended via Architects and other Building Professionals as well as the home owner or developer directly. We are also Certified EDGE Auditors

SP Energy Pty Ltd have associations with other firms which complement our services and often we are in a Project Management role for a wide range of subjects, such as Solar Water heating, Solar PV, Green Buildings and Specialised Energy Consulting.

To this end we have managed Environmental and Socio-economic Life Cycle Assessment projects

Banner Slideshow

  • SP Energy undertakes the design and implementation of Energy Management Systems

  • The UWC Sport Centre was designed to make use of natural daylight


  • The UWC Sport Centre was designed to make use of natural daylight

 Thermal Insulation Products and Systems Association SA