Home insulation

Claim up to £5,000 off insulation with the Green Homes Grant.

A typical house with no insulation will lose 33% of heat through walls and 25% through the roof(1) - Get insulation installed and save up to £530 per year on bills(2).

rolls of loft insulation ready to install in an attic

You could get insulation for free

The Green Homes Grant scheme has just been announced. Most people can get 66% off insulation up to £5,000 but if you're a low-income household, you could get it completely free up to £10,000.

Hurry, as the Green Homes Grant deadline for claims is 31st March 2021. For more details, explore our insulation products below.

Waste less energy and money - insulate your house

We can arrange for insulation to be installed in your home. This could be free or reduced by 66% with a government grant.

thermal loft insulation roll

Loft insulation

from £400 £136
with the Green Homes Grant

Save up to £250 on bills and prevent 25% of your heat loss through your roof(3)

Cavity wall insulation - Installing cavity wall insulation

Cavity wall insulation

from £600 £204
with the Green Homes Grant

Save as much as £280 a year on heating bills by stopping 33% of heat loss(4)

Row of houses with external insulation

Solid wall insulation

from £7,400 £2,516
with the Green Homes Grant

Save 15% off your energy bills on average and transform your home(5)

How much could you save with insulation?

Energy bill savings

Loft, cavity wall and solid wall insulation energy bill savings graph. Can't see the image? Read about it instead: https://www.edfenergy.com/sites/default/files/insulation_savings_.pdf

Estimates are based on a gas-heated home and fuel prices as of April 2019. Cost of installation is before government subsidies are applied.

Carbon savings

Loft, cavity wall and solid wall insulation carbon co2 savings graph. Can't see the image? Read about it instead: https://www.edfenergy.com/sites/default/files/insulation_savings_.pdf

Estimates are based on a gas-heated home and fuel prices as of April 2019. Cost of installation is before government subsidies are applied.

Give your family the benefit of a healthier, warmer home

Well insulated homes are much better for your health

Damp housing can cause mould and mildew

Government is offering you huge savings through subsidies

Why insulate your home through EDF?

In the last five years, we've helped with energy-efficiency improvements in more than 113,000 homes.

And, with our trusted partners, we're committed to helping you reduce your energy use in the future.

Installing insulation helps the planet

By improving your home's insulation, you'll be playing your part in reducing the effect of global warming.

Simply put, you use less energy to keep your home warm, lowering your carbon footprint and energy bill.

David talking about his insulation install with the ECO scheme

What our customers say

David Cowell, one of our ECO scheme customers, talks about how his loft and cavity wall insulation has changed his life and his heating bills for the better.

Home Insulation and energy-saving advice

Make your heating even smarter

Our range of smart products can help you save money without even thinking about it.

Picture of smart radiator valves

Smart radiator valves

There’s no point heating an empty room, but manual radiator valves rely on you remembering to turn them down. Let a smart radiator valve do that for you.

Picture of a smart thermostat

Smart thermostats

Our great range of smart, learning thermostats will adjust your heating automatically depending on the weather, the time of day and your settings.

Picture of a smart home assistant

Smart voice control

Control your home's heating with a smart home assistant such as Amazon Echo or Google Home, which also gives you remote control via their smartphone apps.

Watch video: How to install smart meters safely during COVID-19

Are you an existing customer? A smart meter could help you save energy

Smart meters show you how much you’re spending in pounds and pence, and send your meter readings automatically so you receive more accurate bills. Your smart meter comes with an in-home display to help you see your energy use as you're using it.

Find out about smart meters