What to Expect During an EPC Assessment at Your Property

When you schedule an EPC assessment for your property, you might wonder what exactly happens during the visit. Understanding the process can help you prepare and feel confident about the outcome. I want to walk you through what I do during an EPC assessment, so you know what to expect and why each step matters.

Exterior view of a house during an EPC assessment

What Is an EPC Assessment?

An EPC, or Energy Performance Certificate, measures how energy efficient your property is. It rates your home on a scale from A (most efficient) to G (least efficient). This rating helps buyers, renters, and owners understand the energy costs and environmental impact of the property.

During the assessment, I collect detailed information about your property’s construction, heating systems, insulation, and more. This data feeds into a software model that calculates your EPC rating.

Arrival and Initial Walkthrough

When I arrive, I start with a quick introduction and explain the process. Then, I take a general look around the property to get a sense of its layout and condition. This helps me plan the assessment efficiently. I will also draw a floorplan of the property.

I ask you or the property owner a few questions about recent renovations or upgrades, such as new windows or heating systems. These details can affect the rating and ensure the report is accurate.

Measuring and Inspecting Key Areas

The core of the assessment involves measuring and inspecting several parts of your property:

• Walls and Roof: I check the type of walls (solid, cavity, or insulated) and the roof structure. I look for insulation materials and thickness where accessible.

• Measure the Property: I measure the property to calculate its size and heat loss.

• Windows and Doors: I note the type of glazing (single, double, or triple) and the frame materials. These affect heat loss. I will also measure each window

• Heating System: I examine your boiler or heating units, including their age, fuel type, and efficiency rating. I also check for thermostats and controls.

• Hot Water System: I inspect the hot water cylinder or tank and its insulation.

• Ventilation: I look for ventilation systems or any drafts that could impact energy use.

• Lighting: I count the number of fixed light fittings and check if they use energy-saving bulbs.

  
  

Taking Notes and Photographs

Throughout the inspection, I take detailed notes and photographs of key features. These records support the accuracy of the EPC report and help if any follow-up questions arise.

For example, I might photograph the boiler label to confirm its model and efficiency or capture the insulation in the loft space.

Explaining Findings and Recommendations

After the inspection, I explain the main factors that influence your property’s energy rating. I highlight areas where improvements could make a difference, such as adding loft insulation or upgrading to double glazing.

This conversation helps you understand the report and what steps could lower your energy bills and carbon footprint.

Generating the EPC Report

Once I finish the site visit, I input all the collected data into the official EPC software. The system calculates your property’s energy efficiency score and generates the certificate.

The report includes:

• The EPC rating and band

• Estimated energy costs

• Carbon dioxide emissions

• Suggestions for improving energy efficiency

  
  

You will receive a copy of this certificate, which is valid for 10 years.

Why the EPC Assessment Matters

An EPC assessment is more than just a legal requirement when selling or renting a property. It provides valuable insight into how your home uses energy and where you can save money.

For example, if your property scores low due to poor insulation, investing in upgrades could reduce heating costs significantly. The EPC report acts as a guide for making informed decisions about energy improvements.

Preparing Your Property for the Assessment

To make the process smooth and accurate, here are some tips:

• Have access to loft spaces, boiler rooms, and utility areas.

• Gather any documents about recent upgrades or energy-efficient installations.

• Ensure heating systems are operational on the day of the assessment.

• Clear any clutter that might block access to key inspection points.

  
  

These steps help me complete the assessment quickly and without interruptions.