Save on Energy Bills
UK Wide Coverage
Fully Insured
10-Year Guarantee
Trusted Insulation Experts
ComfySeal delivers professional loft insulation services across the UK, helping homeowners reduce heat loss, lower energy bills, and improve comfort year-round.
Our certified teams use high-performance insulation materials and clean, efficient installation methods that meet modern building standards, with minimal disruption and clear communication throughout.
Whether upgrading an older property or improving a newer home, ComfySeal provides reliable results you can trust.
We safely strip old spray foam insulation without damaging your roof structure, preparing it for a fresh upgrade.
Public & employer liability insurance
Fully trained & DBS checked installers
We carry out a professional loft survey to assess your property, insulation condition, and suitability for the correct solution.
We aim to be as fast as possible. Once you’ve had your survey, we can usually get your installation booked in within 1–5 days.
Nothing at all! We provide a free, professional loft survey for every project. We’ll take a look at your current insulation, check for any issues, and give you a transparent quote with no hidden fees.
We cover all of England and Wales, plus Scotland up to the Greenock–Perth–Dundee line. Whether you’re in London, Manchester, or the Midlands, our certified teams can get to you.
Multifoil insulation is suitable for many lofts, particularly where space is limited or where high thermal performance is required. We assess suitability during the survey and recommend the best option for your property.
Yes, we do. We can clear out old, dusty mineral wool or safely remove restrictive spray foam insulation that might be causing mortgage or survey issues, all without damaging your roof timbers.
Most installations are completed in just one day. We work efficiently to make sure your home is warmer and more energy-efficient by the time we leave.
Not at all. Our teams are certified and professional—we use protective sheets and ensure everything is left clean and tidy once the job is done.
No, we make sure it doesn’t. Proper airflow is vital to prevent condensation, so we install our insulation in a way that keeps your roof “breathing” while keeping the heat in your rooms.
Absolutely. We use regulation-compliant materials and provide the paperwork you need to satisfy surveyors and lenders. If you’ve been told your insulation isn’t up to scratch, we can fix that for you.
Yes. We are fully insured (Public and Employer Liability), and all our work comes with a 10-year workmanship guarantee for your peace of mind.
