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*Free/fully-funded insulation installed subject to survey approval and your household meeting the criteria under the government’s ECO scheme as of 1st October 2018.
Home insulation installers you can trust
InstaGroup is one of the leading home insulation installers across the south-east of England. We’ve been installing energy efficiency solutions since 1980, so whatever the size or age of your property, you can trust us to help improve its comfort and appeal.
The expert home insulation installers
We’re known for our experience as home insulation installers, but we also offer expertise in External Render without insulation. It’s a quick and cost-effective way to refresh the look of your property and add instant value and kerb-appeal.
Further services include Boiler installation and upgrading heating systems.
If you’re looking for home insulation installers you can trust, get in touch. We’ll provide a friendly and courteous service throughout, from thorough home energy efficiency survey through to expert recommendations and professional installation.
You can be sure that all of our workmanship is accredited and guaranteed, and we offer product warranties of up to 25 years.
We’re recommended home insulation installers throughout Berkshire, Oxfordshire, Hampshire, Surrey, Wiltshire, Somerset, Sussex and Dorset. Contact us now, and see how we could help you to improve energy efficiency, stay warmer and save money.
Make rooms cosier and save on energy bills with our leading solutions. We offer Solid Wall (External Wall) insulation, Cavity Wall insulation, Loft insulation and innovative Park Home insulation. We also offer external Render without insulation to refurbish and refresh the look of your property quickly and economically.Find out more close
Waking up to a warm home, stepping into a hot shower -- even doing the washing up. We all rely on our boilers to keep the household running smoothly. With an efficient new boiler you can count on your heating and hot water every day, while also saving energy and money. We install only quality boilers from reputable manufacturers such as Worcester Bosch.Find out more close
Certain UK households can apply for an ECO grant that can fully-fund the cost of installing Loft and Cavity Wall insulation.
At InstaGroup we’re dedicated to continually building our knowledge, skills and hands-on expertise to give our customers the best results possible.
We’re also very much a ‘people business’, so it’s good to be able to introduce you to a few members of our team. Click below to meet some of the friendly experts working at the heart of our heating, insulation and installation business.
"Very efficient survey and communication which was clear. The workman who came to install the cavity wall insulation was friendly, polite and cleared up after him."
"InstaGroup's exterior wall insulation works on my house was very quickly and professionally done. I noticed the care and attention to detail on their workmanship which I was very pleased with. As a result, I now have a stunning looking house which is very warm and cozy. This will save me huge costs in gas and energy."
"Insta insulated my outside wall, the men worked quickly and as cleanly as possible, no fuss despite not-so-easy access to the property. They were very courteous and friendly. Would definitely recommend your company."
"Rodney was great on Monday - he arrived on time (actually a few minutes early), was very pleasant and personable, explained what he would be doing before starting, and he a did a good job of clearing up when he’d finished."
"Reassuring explanation of what would be involved and flexibility in changes. Efficient and professional service."
"Super price, and a fast and professional service."
"An all round fantastic experience throughout!"