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SAP Calculations

Make Your Home Better with an SAP Energy Assessment

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

Air Tightness

Airtightness testing for builders to cut energy use

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

Wiki

EPC for New Builds Made Simple and Easy to Understand

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,

Home Energy

Explore Cutting-Edge Efficiency Measures: Heat Loss Surveys in London

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

SAP Calculations

New build SAP assessor helps homes meet energy rules

We’ve seen how much stress it causes when someone starts building and only later finds out their plans don’t pass SAP rules. That’s why we always say it’s best to

Air Tightness

Air tightness testing UK helps make homes use less energy

Air tightness testing checks how much air leaks through gaps or cracks in your building that should be sealed. We use special equipment to spot where warm air escapes or

Air Tightness

Get SAP Air Tightness Certification UK with Our Help

SAP air tightness certification checks how well a home keeps warm air in and stops draughts getting through gaps and cracks. We test this by using a fan to push

Building Regulations

UK Building Regulations Specialist Helps Keep Homes Safe and Legal

We know building projects can feel confusing, especially when it comes to rules and approvals. That’s where we step in, to make things clearer and easier from the start. We