Welcome to SAP Company
SAP Calculations and Energy Compliance Services in Castleford

We are an experienced SAP calculation company providing fast, friendly, and efficient services in Castleford and throughout England. We help homeowners, architects, developers, and construction companies meet building regulation criteria for their new-build dwellings, conversions, and extensions.

​Our SAP and energy compliance services include: SAP Calculations, As Built EPCs, U-Value Calculations, Water Efficiency Calculations, Air Permeability Tests, Sound Tests, Ventilation Tests, Overheating Assessments and SBEM Calculations.

We provide clear, accurate, and fully compliant reports to ensure your project meets energy efficiency standards and passes building control approval. Contact us today for SAP calculations and energy compliance services in Castleford.
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SAP Calculation
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Building Regulations Part L

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All new buildings in England and Wales, require a SAP (Standard Assessment Procedure) calculation to measure energy performance for heating, lighting​...
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Water Efficiency Calculation 

Building Regulations Part G

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Water efficiency calculations have been part of building regulations since 6th April 2010.  Approved Document G is part of the government's action plan to ensure the UK...
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Air Permeability Test
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Building Regulations Part L

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Air Permeability Testing (also known as Air Tightness Testing or Air Leakage Testing) is the measurement of the total area of air gaps in a building’s external fabric.
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Sound Test
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Building Regulations Part E

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Sound Testing, also known as Acoustic Testing, is a method of assessing how much noise is transmitted through party floors and party walls. This is done to demonstrate compliance...
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Contact SAP Company today for expert SAP calculations and energy compliance services in Castleford. Our clear, fully compliant reports will help your project pass building control.