Assess Your Energy Usage


Our qualified experts provide clear insights to help you enhance your home’s energy efficiency, whether for minor upgrades or major refurbishments.

Energy Performance Certificates (EPCs)
Energy Performance Certificates (EPCs) tell you how energy efficient a building is and give it a rating from A (very efficient) to G (inefficient).
They are similar to the energy labels on appliances and help estimate energy costs and carbon emissions.
An EPC includes recommendations for improving energy efficiency, such as upgrading lighting or insulation.
EPCs are valid for 10 years and are legally required when selling or renting a property.
Our qualified Domestic Energy Assessors (DEAs) can provide EPCs and energy assessments tailored to your needs.
U-Value Calculations
U-values measure thermal performance, indicating how well building materials prevent heat loss.
They are essential for determining energy efficiency and ensuring compliance with building regulations.
Set thresholds help maintain high energy efficiency standards when constructing, upgrading, or extending buildings.
We are certified under a nationally recognized U-value Competency Scheme, ensuring precise calculations and expert guidance.
Let our specialists assist with your energy assessments and U-value calculations.

Whole House Retrofit
Whole house retrofit is a complete approach to improving home energy efficiency.
It outlines a strategic plan for enhancing:
- Insulation
- Ventilation
- Heating efficiency
This process is crucial for meeting PAS2030 and PAS2035 energy efficiency standards.
All Heating One offers expert whole house retrofit services, including retrofit assessment and coordination.
