Warm up your home with InstaGroup

InstaGroup is a family-run business that’s been installing energy efficiency solutions for homes across southern England since 1980. Whatever the size or age of your property, we’re always happy to see how we could improve its comfort and appeal.

We can offer you professional guidance and trusted advice, from initial home survey through to expert installation. And you can be sure that all of our workmanship is fully accredited and guaranteed, with product warranties of up to 25 years.


Make rooms cosier and save on energy bills with our leading insulation solutions. From external (solid wall) insulation and cavity wall insulation, to loft insulation and innovative park home insulation, ask InstaGroup for the best way to reduce heat loss and improve efficiency. We also offer render without insulation to refurbish property exteriors quickly and economically.

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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.

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Doors & Windows

Installing double glazing is a sure way to reduce your energy bills. Adding double glazed doors and windows not only makes your home warmer and less draughty, it also reduces outside street noise and improves security. Find out more about our energy efficient doors, windows and bi-fold doors that can make your home more welcoming and comfortable.

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The electricity generated by our highly effective solar panel systems can protect your home from rising energy prices while generating extra income for you. We now offer efficient solar energy batteries too, so you can enjoy cheap electricity even when the sun doesn't shine. All of our high quality solar arrays are installed by experts.

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Landlords now required to meet new energy efficiency regulations.

Click the link below for more information.