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Retrofit assessment & plan

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The short answer

Whole-house upgrade roadmap

Price from
£300.00
Time on site
3 to 6 hours

What you get

You receive a comprehensive Retrofit Assessment and a detailed Retrofit Plan tailored to your property.

Get up to 3 quotes

When do you need a Retrofit assessment & plan?

You should book an assessment before starting any major energy saving work. It is often required to unlock funding or grants from the government.

  • Before installing new wall insulation or solar panels.
  • When applying for home upgrade grants or schemes.
  • If you want a clear plan for a warmer home.
  • To make sure new insulation does not cause damp.

What happens on the day

An assessor will visit for a few hours to check every part of your house. They need to see all rooms, including the loft and any basement areas.

  • They measure walls and check for existing insulation.
  • The pro checks all windows and your boiler.
  • They inspect fans and vents to ensure good airflow.
  • You might discuss your usual heating bills with them.
  • They take photos of the structure for their report.

How to prepare

  • Clear access to your loft and boiler
  • Find your recent gas and electricity bills
  • Make sure all rooms are easy to enter
  • Locate any previous energy certificates or plans
  • Identify where any damp or drafts are
  • Ensure you have keys for all window locks
  • Prepare a list of your planned home improvements

How to improve your result

  • Fix any existing leaks or damp first
  • Seal up obvious gaps around old doors
  • Ensure all existing extractor fans work correctly
  • Top up loft insulation to current standards
  • Swap old light bulbs for modern LED versions

Why it is useful day to day

Following a retrofit plan makes your home feel much more comfortable. It stops cold spots and drafts that make winters feel miserable.

  • Your energy bills will likely be much lower.
  • The house stays warmer for longer after heating stops.
  • You will have less risk of mould or condensation.
  • Your property value could increase with better efficiency.
  • You are helping the planet by using less carbon.

Why we ask these questions

The assessment looks at how your specific building works as a whole system. This prevents common mistakes like insulating a room without enough ventilation.

  • You get a tailored plan for your specific home.
  • It helps you choose the best upgrades first.
  • Professionals ensure the work meets high quality standards.
  • The report explains how to keep air fresh indoors.
  • As a guide, expect to pay £400 to £700.

Frequently asked questions

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