Inline with Part L of the Building Regulations all new dwellings require SAP calculations to comply with new energy use targets.
This is a two stage process that needs close attenion right the way through the construction process.
Engage us as early as possible to ensure we can advise you on a pass in multiple ways.
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Extensions that exceed 25% glazing to floor area ratio require a SAP calculation to domonstate they do not lose more heat than a typical extension with glazing under the 25% rule.
There are a number of ways we can provide a pass rating through existing house upgrades or better glazing on the extension. get in contact to discuss more.
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At the end of your new build or refubishment project you will require an offical energy rating. The EPC's rate your project on a scale from A to G just like any electrical product or car.
It also provides feedback on how to improve the enegy performance.
NOTE > This document is essential for Building Control sign off.
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15th June 2022 saw the introduction of Approved Document O which requires a overheating analysis on all new dwellings.
This calculation is best undertaken at planning stage and is now common that planners are requiring them at the planning process inline with climate change polices.
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Along with the mass of documents required during planning these days, sustainaibly reports are requested by planning officers to statisfy climate change polices
This report gives an analysis of various ways to achieve lower cardon emissions through better insulation levels and heating systems.
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here for more information.
If your fighting with Building Control about U-values and upgrading walls inline with Approved Document Part L for your refurbishment project.
A payback report could possibly help you achieve the best outcome for you and your budget.
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"Really helpful on our extension calculation to pass building control requirements"
"Completed the calculations in good time so we could start building"