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Learn more about our products
Insulation Systems
We have over 45 years of experience in manufacturing and supplying insulation systems. We offer Cavity Wall Insulation, External Wall Insulation and Loft Insulation.
InstaGen Renewables
We bring everything together, combining solar, battery, heat pumps and insulation in one smart, seamless solution supported by one team. Save more. Stress less. Enjoy complete energy with ease.
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Very easy to deal with this company. They extracted old cavity wall insulation and added new all done very professionally. Also topped up my roof insulation. All done with due care and attention very pleased customer.Trustpilot Review, 2026
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I recently had my boiler serviced and my hot water tank relocated, and the installers were fantastic. They were friendly, hardworking, and offered great advice on how to reduce my energy bills. I’m now looking into adding solar and battery storage as my next step. Thanks, InstaGroup!Trustpilot Review, 2025
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InstaGroup insulated the our loft and applied external wall insulation for us. The whole process from the survey to completion is well organised and professional. Highly recommended company.Trustpilot Review, 2024