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Planning a new roof installation? From choosing the right materials to meeting building regulations, there’s a lot to get right. This guide breaks it down step by step so you know what to expect and how to avoid common mistakes. Let’s get started with the basics.
We help UK businesses spot how and where they’re using energy so they can stop wasting money and start making smart, simple changes. Whether you run a shop, office or construction site, we give clear and honest advice to cut energy use, improve buildings and stay on the right side
When you’re building or changing a home, a SAP calculation makes sure it meets energy rules and doesn’t waste power. We help with every step, starting from your first drawings through to the final checks, so you stay on track without stress. We look at things like insulation, heating, windows
We all want to save money and stay warm, and a home energy assessment is a great way to start. When we book one, a trained assessor visits our home to check how it uses energy, looking at things like insulation, heating, windows, and lighting. They help us spot problems
When you’re building a new home in the UK, a certified SAP rating assessor helps work out how energy-friendly your design is. SAP stands for Standard Assessment Procedure, and it’s the method used to check if your new build meets rules about energy use and carbon emissions. We take your
At Ratio Seven, we carry out SAP energy assessments to help people understand how their homes use heat, light and air so they can make smarter choices when building or improving. A SAP score gives you a clear idea of how energy-friendly your home is, and by sorting it early,
We help builders across the UK with airtightness testing because getting it right first time saves stress, time and money. When air leaks out of a new build, it drives up heating bills, creates draughts and can lead to failed tests that delay handover. That’s why we plan early, walk
When you build a new home, one of the key things you’ll need is something called an Energy Performance Certificate, or EPC. We help with this from start to finish, starting with SAP calculations, which are like a test on how well your home will use fuel and power. Once
In London, heat loss surveys are an essential tool for enhancing building energy efficiency, leveraging advanced techniques like thermal imaging to identify areas of energy wastage. By pinpointing issues such as thermal bridging, air leakage, and structural defects, these surveys help property owners reduce heating costs and lower their carbon