
SAP Calculations
For New Residential Buildings
​SAP Calculations are needed for residential new builds, extensions, or conversions, ensuring compliance with building regulations and optimising energy use. Essentially, it's the compass guiding builders, architects, and developers towards constructing sustainable, eco-friendly homes for a greener future. Get your SAP Calculation UK today with Energy Ready.
Unlimited Revisions
SAP Pass Guarantee!
No booking fees
Free cancelation policy
Stay ahead of building control requirements
Free 'As Designed' EPC with every survey
Unlimited revisions on your design until you get your SAP pass

Accredited Assessors
Local - Nationwide Coverage
Prices From only £90

EPCs & SAP Calculations
Speedy Turnaround
It's simple to get your SAP Calculation for new builds
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Send over all your construction drawings, plans and designs for water and space heating as well as lighting.
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Your assessor will build your design in the latest efficiency modelling software.
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You'll receive a detailed review of your design highlighting all the factors building control are looking for!
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If your design needs more work Energy Ready will work with you to ensure a pass with free unlimited revisions to your design!

Straight Forward SAP Calculations
New Build
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Dedicated, fully qualified assessor
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Unlimited recalculations to get the building to a pass
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Expert knowledge - fully accredited
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Experienced in navigating SAP Calculation Building Regulations
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Free As designed EPC ​
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EPC and free Energy Report with every order
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3 day SAP calculation turnaround upon receiving all information
Get even more insight with the Energy Ready Blog...

SAP Calculations for Building Control: Achieve Part L Compliance and Maximise Energy Efficiency
​​​​What Is a SAP Calculation and Why Is It Important for New Builds?​
A SAP calculation will evaluate a building's energy efficiency based on its construction, heating, and hot water systems. It measures factors such as the building's U-values (which assess the thermal performance of walls, roofs, and floors), the efficiency of heating systems, and the carbon dioxide emissions associated with energy consumption. For new buildings, achieving a high SAP rating is essential for meeting Building Regulations Part L compliance, as this directly affects the building's energy efficiency and environmental sustainability.
Building Control require a SAP calculation before construction begins and after it is completed. These two stages are critical:
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Design stage: The SAP calculation is needed to predict the energy performance of the new building before construction starts.
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As-built stage: Once construction is complete, a second SAP calculation ensures that the building's energy efficiency matches the predicted performance.
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By using our SAP calculations for new builds service, you are not only ensuring that your building meets Building Regulations, but you are also creating a more energy-efficient and cost-effective structure for future occupants.
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Ensure Building Regulations Part L Compliance with a SAP Calculation
Ensure Part L compliance with SAP calculations, which assess energy efficiency for new buildings. A SAP calculation for Building Regulations is essential for approval with Building Control and will prevent costly delays, ensuring your project meets UK regulations. Our service helps homeowners, developers, and architects achieve regulatory compliance while optimising energy performance.
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Improve Your Building's Energy Efficiency and Save Money
A high SAP rating enhances energy efficiency, reducing utility costs and attracting buyers or tenants. Early SAP calculations enable design adjustments, optimising thermal performance, heating efficiency, and energy consumption. Our detailed U-value feedback ensures Part L compliance, long-term energy savings, and improved building efficiency.​
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Stay Ahead of Building Control Requirements
SAP Calculation Building Regulations Part L compliance is crucial for new builds. Without an accurate SAP calculation Building Control won't issue a completion certificate, causing delays and added costs. Our SAP Calculation assessors ensure full compliance, providing guidance to improve energy performance and ensuring a smooth approval process from the start.
SAP Calculations UK
Find Us All Over East Anglia and Beyond!
Ipswich
Woodbridge
Felixstowe
Colchester
Chelmsford
Thetford
Norwich
Bury St Edmunds
Cambridge

Benefits of a SAP Calculation with Energy Ready?
Working with Energy Ready has several advantages for builders, architects, and developers. Here are the key benefits of SAP calculations in the UK:
Ensures Regulatory Compliance
Ensures your new build design complies with SAP Calculation UK building regulations. All our assessors are fully qualified.
Improves
Sustainability
Promotes sustainable building practices by evaluating the environmental impact.
Better Building
Energy Efficiency
Ensures the new build meets energy efficiency standards, reducing energy consumption and costs for your end customer
Enhances
Property Value

Boosts property marketability and value by ensuring high energy performance. A high rating is an attractive selling point to potential buyers or renters.
Identify Cost Saving Opportunities
Identifies cost-saving opportunities in the design phase by giving you insights to optimise energy use.
Forecast your 'As Built' Energy Efficiency
Provides precise predictions on energy performance, aiding in better decision-making during construction.
Our promise to you...
Speedy Turnaround
When we receive the go ahead you become our priority. We aim to turnaround within 3 days of receiving all the plans.
Competitive Prices


We review all our prices regularly so you get the very best value for your money and with FREE as designed EPCs for every SAP calculation we are hard to beat!
Transparent Process
No hidden fees, no sudden invoices, no confusing jargon, no extra waiting time. We work with you to get the result you need in line with SAP calculations for Building Regulations Part L.


Open & Easy Dialogue
Our goal is to help you achieve yours. From start to finish no question is off limits, we want you to be completely satisfied and confident in the energy efficiency of your project after working with us.
Get even more with the Energy Ready blog pages....
Expert insight into the world of Buildings Energy Efficiency