Home insulation installers in Berkshire

Without proper insulation your home in Berkshire could be losing an estimated 25% of heating through the loft or roof space. Even more escapes though uninsulated walls – up to 66%¹. Professional home insulation installers InstaGroup could help you to save all that wasted energy.

InstaGroup offer Cavity Wall insulation, Loft insulation and Solid Wall insulation. Our expert recommendations will keep you warmer, and could save up to £255² every year on your household bills.

Advice on insulation grants for Berkshire homes

Whether you’re living in a large Victorian house, a 1960s flat, or a Park Home, InstaGroup can help improve your home’s energy efficiency. We’re leading installers for home insulation throughout Berkshire, with over 35 years of experience.

Our no-obligation survey will provide the best recommendations, along with a clear quote. We’ll also let you know if you could benefit from any insulation grants to help pay for the improvements. You can be sure that all our work is fully guaranteed, and installed by qualified technicians using accredited materials.

We’re home insulation installers for the Reading area, and you can contact us about insulation grants that may be available where you live.

We also specialise in External Render without insulation, for a quick and cost-effective way to refresh the look of your home, wherever you live in Berkshire.

Cavity Wall Insulation

Cavity Wall insulation is for properties with external walls that are made up of two layers of brick with a gap (or cavity) between them. The cavity is expertly filled with the recommended insulating material, keeping in around a third of the heat currently lost through uninsulated cavity walls. It's a quick and effective way to save you up to £145 every year on energy bills3. Our Cavity Wall installations come with a 25-year guarantee.

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Loft Insulation

Loft insulation is easy to install and can immediately save 25% of the heat that is lost through an uninsulated roof 4. InstaGroup can install all-new insulation, or check your existing loft insulation to see if it needs topping up to the current recommended depth of 270mm. Our experienced installers could warm up your home within an hour5 -- and you'll continue to feel the benefits for at least 40 years.

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Solid Wall Insulation

External wall (solid wall) insulation doesn't just warm up your home and save you between £115 to £415 every year6 on heating bills -- it can also give your property an attractive makeover. Solid wall properties are usually older buildings built before the 1920s, and are suitable for either our external or internal insulation systems. We can recommend the best solution to help keep in the heat, with all installations backed by a 25-year guarantee.

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Park Home Insulation

Our award-winning Park Home insulation was developed to meet the specific needs of Park Home properties. InstaGroup's 'whole home' solution includes the walls, roof and floor. Full insulation creates a complete thermal wrap and can save you up to £325 a year7 on your fuel bills, and keep you much cosier too. With our latest All-Weather system we can install Park Home insulation come rain or shine, with minimum disruption to you.

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External Render

Instantly transform the look of your property with our external render service, without insulation. Our expert team can replace old, stained or crumbling external render, or render a newly built property, with your choice of colour and finish. It costs a lot less than you think to refurbish the outside of your home, and makes a huge difference to its kerb appeal. Render can be applied to exteriors including steel, timber and masonry.

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C  A  S  E     S  T  U  D  Y

A smart make-over
for a Bracknell home


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The @LibDems manifesto has been released today, it states they would introduce “an emergency programme to insulate all Britain’s homes by 2030, cutting emissions and fuel bills and ending fuel poverty” #Election19 https://www.bbc.co.uk/news/election-2019-50486538