Sustainability Consultant & Energy Calculations Nationwide
Call 01625 315 040

SAP CalculationsSAP Assessments & EPCs

Find out how Vision Energy can take care of all your compliance needs for your new Build Project

Find out more about SAP Calculations

Conversion SAP CalculationsSAP Assessments & EPCs

Vision Energy can take care of your energy assessments for your conversion project, find out more today

Find out more about Conversion SAP Calculations

Extension SAP CalculationsSAP Assessments & EPCs

All Extensions with 25% or more glazing compared to the floor area require SAP & EPC assessment and calculations, find out more

Find out more about Extension SAP Calculations

Water
Efficiency Calculations

Vision Energy provide Water Efficiency Calculations for Building Regulations Part G, a maximum water usage figure of 125L per person per day must be achieved to meet standards within Building Regulations. Failure to comply with these requirements can affect the new dwellings SAP Calculations.

Water Efficiency Calculations ​

​Vision Energy provide Water Efficiency Calculations for Building Regulations Part G, a maximum water usage figure of 125L per person per day must be achieved to meet standards within Building Regulations. Failure to comply with these requirements can affect the new dwellings SAP Calculations.

In addition to Building Regulations, Vision Energy can complete Water Efficiency Calculations for Code for sustainable homes requirements WAT1 or any alternative requirements set within Planning Stages.


Get The
Latest News

Case Study: Sustainable Retrofit Strategy for an Educational Campus in Milton Keynes

Posted12th June 2025

Continue Reading

Case Study: Delivering Energy & Sustainability Statement in Westminster

Posted15th May 2025

Continue Reading

Do I Need a BS 4142 Noise Assessment for My Heat Pump or Air Conditioning Unit?

Posted12th May 2025

Continue Reading

Sustainability & Building Compliance

Vision Energy are a leading Sustainability & Energy consultancy working nationwide. We specialise in calculations & reports covering Building Regulations, Planning Permission and all other sustainability or energy needs within the construction sector. With a vast amount of knowledge and experience having worked on thousands of projects across the UK one of our engineers would be more than happy to assist you on your project. SAP Calculations | SBEM Calculations | Energy Statements | BREEAM Pre-Assessments | M&E Design | EPC's | Water Efficiency | Air Permeability

Talk to Our Technical Team

Get a Quick Quote