No two homes are the same.
Every home is different. Morewood Sustainability provides specialist energy modelling and carbon assessment services to help you take action to improve sustainability, navigate regulatory requirements and make more informed decisions.
Services
Morewood Sustainability offers a range of sustainability services. If you are not sure what service you need, please get in touch.
Specialist energy modelling
Using advanced energy modelling tools such as dynamic thermal modelling to address specific issues in building design and make more informed decisions.
Energy, carbon reduction and sustainability strategies
Working to address local planning requirements related to energy, carbon and sustainability.
Whole life carbon assessment and decarbonisation
Working to address both operational and embodied carbon emissions in order to deliver truly sustainable buildings.
New build SAP calculations
A SAP calculation to support you through planning, design and construction.
SAP for conversions and extensions
A SAP calculation is also required for conversion projects or certain extensions.
EPCs for existing homes
A new Energy Performance Certificate (EPC) or Energy Report for an existing home.
Approach
Morewood Sustainability offers a single front door to the specialist energy modelling and carbon assessment services you need. Access to services is quick and direct, which means that you get accurate information on-time so you can get on with your project.
Collaborative
Working with you to provide actionable energy and carbon data to help you make more informed design decisions. This involves troubleshooting to find appropriate solutions without compromising your vision. Morewood Sustainability works with architects, planning consultants, contractors, homeowners and self-builders.
Local expertise
Local planning authorities are introducing stronger sustainability policies and Building Regulations are tightening. Experience navigating policies like Cornwall’s SEC1 and South West Devon’s DEV32 in Plymouth adds value to your project. No two homes are the same, and this knowledge of local policies is married to an understanding of the South West’s housing stock.
Trusted and accredited
Morewood Sustainability engages with professional bodies, sustainable building networks and leading accreditation schemes to provide you with confidence and peace of mind. This includes accreditation with Elmhurst Energy and Quidos Certification.
About
Morewood Sustainability is a collaborative, local and trusted consultancy who provide specialist energy modelling services. Based in Yelverton, Morewood Sustainability serves Devon, Cornwall and beyond.
Jack Morewood, Sustainability Engineer
News and case studies
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Unpacking the “new” EPC: What RdSAP 10 means for your home
Energy Performance Certificates (EPC) for existing homes are calculated using a government-approved methodology called the Reduced Data Standard Assessment Procedure (RdSAP). On June 15th 2025, RdSAP 10 was introduced, replacing the RdSAP 9, which has been in use since 2007. Quite a lot has changed, requiring measurements such as window dimensions and allowing additional data…
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New website launched
I hope that you find this new website easy to use and that you can find the information you need, whether you are a prospective client or just browsing. If you’re looking for advice on how to improve the performance of your home, then the new “insights” section may be for you. You’ll soon find…
Not sure where to start?
Let’s find out your exact needs over a phone or video call.