Engineering Excellence in Sustainable Design
Aureus Sustainability
Aureus Sustainability is a premier engineering consultancy specializing in Building Sustainability Index (BASIX) Thermal Comfort Reports and advanced Solar Reflectivity Studies. We assist architects, developers, and builders in designing energy-efficient, sustainable residential structures that comply with regulatory standards while optimizing thermal performance and minimizing solar glare impact.
BASIX Thermal Comfort
Ensuring that residential structures maintain optimal thermal performance is crucial for energy efficiency and long-term sustainability. Our BASIX Thermal Comfort Reports analyze key factors such as:
Building Orientation & Insulation – Evaluating how design choices impact energy consumption.
Ventilation & Passive Cooling Strategies – Optimizing airflow to reduce reliance on artificial cooling.
Glazing & Material Selection – Assessing windows, walls, and roofing for heat retention and loss.
We work closely with architects, developers, and builders to optimize BASIX compliance while maintaining cost-effective and energy-efficient solutions.
Solar Reflectivity Reporting
Reflective surfaces can create glare hazards, affecting pedestrians, drivers, and nearby buildings. Our Solar Reflectivity Studies help mitigate these risks by:
Analyzing Reflective Properties – Assessing material finishes for compliance with glare regulations.
Glare Impact Assessments – Using advanced modeling to predict how sunlight interacts with building surfaces.
Mitigation & Design Solutions – Recommending shading elements, coatings, and material modifications.
Our studies ensure that your project remains aesthetically striking, environmentally responsible, and compliant with industry standards.
Custom Sustainability Advisory
Our Custom Sustainability Advisory service is designed to provide tailored solutions for developers, architects, and homeowners looking to enhance the sustainability and efficiency of their projects. We offer expert guidance in:
Material Selection & Energy Performance – Recommending sustainable, high-performance materials to reduce energy consumption.
Passive Design Strategies – Optimizing building orientation, shading, and ventilation for natural temperature regulation.
Regulatory Compliance & Certifications – Ensuring projects meet BASIX, NatHERS, and other sustainability requirements.
Water & Resource Efficiency – Implementing strategies for rainwater harvesting, greywater recycling, and efficient landscaping.
Carbon Footprint Reduction – Helping minimize environmental impact through energy modeling and renewable integration.
Our goal is to provide practical, cost-effective solutions that enhance sustainability without compromising design or functionality.
Your engineering consultants
Why choose us?
We're experienced engineers in the field with exposure to cutting-edge tools to provide robust solutions. We're always on the ball with the regulations so let us take care of the nitty gritty whilst you get back to your strengths. We believe in promoting energy-efficient methodologies to make your development more responsible
Delivering Sustainable and Efficient Solutions
Our Services
At Aureus Sustainability, we provide expert consulting services focused on BASIX Thermal Comfort Reports and Solar Reflectivity Studies. Our in-depth assessments ensure that your project meets energy efficiency regulations, sustainability goals, and compliance requirements while enhancing comfort and performance.
BASIX Thermal Comfort
Ensuring that residential structures maintain optimal thermal performance is crucial for energy efficiency and long-term sustainability. Our BASIX Thermal Comfort Reports analyze key factors such as:
Building Orientation & Insulation – Evaluating how design choices impact energy consumption.
Ventilation & Passive Cooling Strategies – Optimizing airflow to reduce reliance on artificial cooling.
Glazing & Material Selection – Assessing windows, walls, and roofing for heat retention and loss.
We work closely with architects, developers, and builders to optimize BASIX compliance while maintaining cost-effective and energy-efficient solutions.
Solar Reflectivity Reporting
Reflective surfaces can create glare hazards, affecting pedestrians, drivers, and nearby buildings. Our Solar Reflectivity Studies help mitigate these risks by:
Analyzing Reflective Properties – Assessing material finishes for compliance with glare regulations.
Glare Impact Assessments – Using advanced modeling to predict how sunlight interacts with building surfaces.
Mitigation & Design Solutions – Recommending shading elements, coatings, and material modifications.
Our studies ensure that your project remains aesthetically striking, environmentally responsible, and compliant with industry standards.
Custom Sustainability Advisory
Our Custom Sustainability Advisory service is designed to provide tailored solutions for developers, architects, and homeowners looking to enhance the sustainability and efficiency of their projects. We offer expert guidance in:
Material Selection & Energy Performance – Recommending sustainable, high-performance materials to reduce energy consumption.
Passive Design Strategies – Optimizing building orientation, shading, and ventilation for natural temperature regulation.
Regulatory Compliance & Certifications – Ensuring projects meet BASIX, NatHERS, and other sustainability requirements.
Water & Resource Efficiency – Implementing strategies for rainwater harvesting, greywater recycling, and efficient landscaping.
Carbon Footprint Reduction – Helping minimize environmental impact through energy modeling and renewable integration.
Our goal is to provide practical, cost-effective solutions that enhance sustainability without compromising design or functionality.
Why Choose Aureus Sustainability?
Expert Knowledge – Specialists in sustainable building performance and regulatory compliance.
Tailored Solutions – Customized reports and recommendations for each unique project.
Proven Results – Helping developers, architects, and homeowners create energy-efficient, sustainable structures.
Let us help you navigate the complexities of thermal comfort and solar reflectivity to ensure your project is designed for efficiency, sustainability, and long-term success.
BASIX thermal comfort (NSW)
The Building Sustainability Index (BASIX) has been a key player in promoting sustainable construction in New South Wales (NSW) since its introduction in 2004. Designed to improve energy and water efficiency while reducing greenhouse gas emissions, BASIX has continually evolved to align with technological advancements and environmental priorities.Recent updates to BASIX outcomes introduce stricter sustainability requirements, reflecting the need for more energy-efficient and environmentally responsible building practices. Below, we explore the key changes and what they mean for homeowners, builders, and developers.You can get to know more about the basics of BASIX by clicking the button below:
1. Stricter Energy Efficiency Standards
One of the most significant changes is the increased focus on energy efficiency. New regulations require builders to incorporate:
More efficient heating, cooling, and lighting systems
Renewable energy sources, such as solar panels
Improved insulation and glazing to enhance thermal performance
These updates are aimed at reducing overall energy consumption and mitigating the effects of climate change.
2. Enhanced Water Conservation Measures
With Australia’s susceptibility to droughts, water conservation remains a priority. The updated BASIX guidelines now emphasize:
Rainwater harvesting systems for residential use
Water-efficient appliances to reduce consumption
Improved irrigation systems for sustainable landscaping
These measures help homeowners reduce their environmental footprint and contribute to the responsible management of NSW’s water resources.
3. Sustainable Building Materials
The construction industry is a major consumer of resources, and material selection plays a crucial role in sustainability. Under the new BASIX guidelines, builders are encouraged to use:
Recycled and low-impact materials
Locally sourced products to reduce transport emissions
Sustainably certified materials that support eco-friendly construction
This shift aligns with the broader global push toward sustainable building practices.
4. Climate Change Adaptation Requirements
With climate change bringing increased risks such as heatwaves and floods, the latest BASIX requirements now include:
Enhanced resilience features to withstand extreme weather events
Smart design principles that improve a building’s ability to handle temperature variations
Improved ventilation and shading strategies to enhance occupant comfort
These changes help future-proof homes, ensuring they remain comfortable and durable in a changing climate.
5. Improved Data Collection & Compliance Monitoring
To ensure adherence to these new sustainability measures, BASIX has introduced enhanced data collection and reporting requirements. Builders and developers must now:
Submit more detailed project documentation
Provide regular sustainability performance updates
Adhere to stricter compliance checks for energy and water efficiency
This added transparency encourages accountability and provides valuable data for refining future regulations.
6. Mandatory NatHERS Assessor Requirement
A major change to the BASIX program is the requirement to engage a NatHERS (Nationwide House Energy Rating Scheme) assessor for your project. These professionals evaluate the energy efficiency and thermal comfort of residential buildings, ensuring compliance with the new, more stringent BASIX energy standards.
7. DIY Thermal Comfort Assessments Removed
Previously, homeowners and developers could use a DIY assessment method to evaluate their building’s thermal performance. However, this option has now been removed. Instead, a qualified NatHERS assessor must complete and report on the thermal comfort aspects of the project. This ensures a higher standard of evaluation and better long-term energy efficiency.Working with a NatHERS assessor not only ensures compliance but also helps identify cost-saving opportunities by optimizing energy use and improving building comfort.
What This Means for You
If you’re planning a residential building project in NSW, here’s what you need to do:
Engage a NatHERS assessor early in your project
Factor in the new energy and water efficiency requirements during the design phase
Select sustainable materials to meet compliance and enhance building longevity
Prepare for stricter compliance reporting to avoid delays or penalties
These updates contribute to a more sustainable, comfortable, and cost-effective living environment while positioning NSW as a leader in environmentally responsible construction.At Aureus Sustainability we conduct detailed thermal performance assessments to ensure residential designs meet the BASIX energy efficiency requirements. Our expert engineers provide tailored solutions to enhance occupant comfort, reduce energy consumption, and improve overall building performance.Let us assist you with your next development, click the link below:
BASIX & NatHERS Compliance in NSW
What is a BASIX Certificate?
A BASIX Certificate is a mandatory document required for residential development applications in NSW. It ensures that new homes and renovations meet sustainability standards for water usage, energy efficiency, and thermal comfort.
Why is BASIX Important?
The BASIX initiative is designed to reduce the environmental impact of residential buildings by:
Improving water efficiency
Enhancing energy performance
Assessing construction materials to calculate their embodied energy
When Do You Need a BASIX Certificate?
A BASIX Certificate is required as part of the Development Application (DA) process for:
New homes
Renovations & extensions over $50,000
Swimming pools with a capacity of over 40,000 litres
What is NatHERS?
The Nationwide House Energy Rating Scheme (NatHERS) provides energy ratings for new homes across Australia, ensuring they are comfortable, efficient, and cost-effective to run.
How Does NatHERS Work?
NatHERS assessments use advanced thermal modeling software to evaluate a home’s energy performance. The simulation considers:
Climate conditions of the site
Building materials and insulation
Heating & cooling loads for optimal thermal comfort
NatHERS assigns a star rating (0–10 stars) based on the building’s energy efficiency.
NatHERS Energy Rating Certificate
A NatHERS Certificate verifies that a home’s construction aligns with its energy rating design. It is essential for builders, certifiers, and regulators to ensure compliance.
BASIX vs. NatHERS – What’s the Difference?
Need Professional BASIX & NatHERS Assistance?
Ensuring compliance with BASIX and NatHERS can be complex. Our team of expert BASIX consultants in NSW can guide you through the process to make sure your development meets all sustainability requirements.
Why choose us?
At Aureus Sustainability, we bring expertise, precision, and a commitment to environmental responsibility to every project. Our team specializes in BASIX Thermal Comfort Reports and Solar Reflectivity Studies, ensuring that residential and commercial developments meet the highest standards of energy efficiency, sustainability, and regulatory compliance. We take a data-driven approach, utilizing advanced analysis techniques to provide accurate, actionable insights that help architects, builders, and developers optimize their designs for both comfort and efficiency.What sets us apart is our attention to detail and client-focused approach. We don’t just generate reports; we work closely with our clients to provide tailored recommendations that improve building performance while minimizing environmental impact. Whether you need a BASIX assessment to enhance thermal efficiency or a solar glare study to prevent reflectivity issues, Aureus Sustainability offers reliable, professional guidance that ensures your project is both sustainable and successful. With our expertise, you can move forward with confidence, knowing your development is designed for long-term efficiency, comfort, and compliance.
Industry Expertise
up and coming industry leaders in the ESD (environmentally sustainable design) space
Backed by experienced engineers specializing in sustainable building design and compliance.
Data-Driven Solutions
Old-school methods are tried and tested but typically aren't efficient. We're here to improve segment performance.
Cutting-edge software and modelling tools ensure accurate, reliable assessments.
Regulatory Compliance
This is in our blood, we're on-top of all the regulations and certifications so you know you're in safe hands
Comprehensive reports designed to meet BASIX and local council requirements.
Sustainable Innovation
We're striving to be leaders in ESD. Australia is a beautiful country and we plan on keeping it that way for years to come
Dedicated to promoting energy-efficient, environmentally responsible construction.
Let’s Work Together
Contact Us
Have questions about BASIX Thermal Comfort Reports or Solar Reflectivity Studies? Our team at Aureus Sustainability is here to help. We pride ourselves on delivering expert guidance, accurate assessments, and tailored sustainability solutions for your projects. Reach out today to discuss your requirements, get a quote, or schedule a consultation. Let’s build a greener, more efficient future together!
Delivering Sustainable and Efficient Solutions
Past Projects
At Aureus Sustainability, we have worked with a diverse range of clients to ensure their projects meet the highest standards of energy efficiency, sustainability, and regulatory compliance. Our expertise in BASIX Thermal Comfort Reports and Solar Reflectivity Studies has helped developers, architects, and builders design structures that are both environmentally responsible and highly functional. Below are some examples of past projects where our services have made a significant impact.
Sydney, NSW
High-Rise Residential Development
A leading property developer approached us to conduct Solar Reflectivity Studies for a new high-rise residential complex in Sydney’s CBD. Due to the building’s glass façade, there were concerns about potential glare affecting nearby traffic and neighboring buildings. Our team conducted a detailed solar glare analysis, identifying key reflection zones and providing recommendations for façade adjustments. By implementing our solutions, the project met all local council requirements and ensured minimal disruption to surrounding areas while maintaining its modern architectural aesthetic.
Newcastle, NSW
Sustainable Housing Project
For a large-scale residential development focused on sustainable living, we provided BASIX Thermal Comfort Reports for over 50 homes. Our assessments guided the selection of energy-efficient materials, passive design strategies, and optimal ventilation systems to enhance thermal performance. As a result, the development achieved exceptional BASIX ratings, reducing long-term energy costs for homeowners while promoting sustainable building practices.
Melbourne, VIC
Commercial Office Complex
A commercial office project required a Solar Reflectivity Study to assess the impact of its reflective roofing materials on nearby pedestrian areas and neighboring buildings. Using advanced modeling techniques, we evaluated potential glare hazards and provided mitigation strategies, including alternative material selections and shading solutions. This ensured the building adhered to Australian reflectivity standards while maintaining a visually striking design.
Byron Bay, NSW
Luxury Coastal Home
A private client engaged us to perform a BASIX Thermal Comfort Report for a luxury coastal home with expansive glass walls and open-plan living. Given the coastal climate, we focused on passive cooling techniques, shading solutions, and high-performance glazing to optimize energy efficiency and comfort year-round. Our recommendations allowed the home to exceed BASIX energy targets, providing a comfortable, eco-friendly living space while minimizing reliance on artificial heating and cooling.
Why Our Clients Trust Us
Through these projects and many others, Aureus Sustainability has established a reputation for precision, reliability, and sustainable innovation. Our in-depth assessments, personalized recommendations, and compliance-focused approach ensure that every project meets energy efficiency goals and environmental standards. Whether it’s a large-scale development or a private residential project, our expertise helps clients achieve better performance, lower energy costs, and a reduced environmental footprint.
Get in Contact
At Aureus Sustainability, we are dedicated to helping you achieve sustainable, efficient, and compliant building designs. Whether you need a BASIX Thermal Comfort Report or a Solar Reflectivity Study, our expert team is ready to assist you with tailored solutions that meet your project's needs. Contact us today to discuss your requirements, request a consultation, or get a quote. Let’s work together to create a more sustainable future!
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