Property Insulation Installation in
Sheffield
At Flagship Renewables, we help homeowners, landlords, and businesses in Sheffield improve energy efficiency and reduce heating bills with expert property insulation services. Whether you’re upgrading loft insulation, cavity walls, or underfloor areas, our tailored solutions help retain warmth, lower carbon emissions, and make your property more comfortable all year round. With access to ECO4 grant funding and a dedicated team, we make insulation simple, affordable, and effective.
In Sheffield, the combination of hilly terrain and cold Pennine winds means keeping heat indoors is crucial. Many homes, particularly in areas like Walkley and Heeley, still lack wall or loft insulation. Retrofitting insulation can dramatically improve both efficiency and everyday warmth.
Approx 35%
of homes in Sheffield lack adequate insulation.
Around 15%
of households in Sheffield live in fuel poverty – insulation can make a big difference.
Estimated £270–£590
per year savings with proper insulation in Sheffield
Eligible for a Free Installation?
You may qualify for free insulation through the UK government’s ECO4 scheme. Whether it’s loft, cavity wall, underfloor, or room-in-roof insulation, check your eligibility in under 60 seconds using the form below.
No credit checks. No obligation. Just a quick check to see if you’re eligible for free insulation.
Want to Learn More About Insulation Services?
Not sure what type of insulation your home needs? Our Insulation Services page walks you through the options, how insulation helps lower bills, what’s covered by grants, and how it all gets installed.
✅ Discover the best insulation type for your home
✅ Learn about ECO4 funding and how to qualify
✅ Understand the benefits, process, and timelines