Safe spray foam insulation removal across Buckinghamshire, Berkshire and London, restoring roof ventilation and satisfying mortgage, survey and insurance requirements. Free inspection, no call-out charge.
Tell us about your spray foam insulation. We usually reply the same day.
At Alliance Roofing & Building, we specialise in professional spray foam removal, restoring your roof to its original condition safely and efficiently. Many homeowners are now facing problems with spray foam insulation, as it can trap moisture, cause structural damage and even hold up mortgage approvals. Our team removes old or incorrectly applied spray foam to protect your roof and maintain its integrity.
Using safe, non-damaging techniques, we carefully extract the insulation while preserving your roof's structure. Once removed, we inspect and assess your roof to make sure it remains secure, breathable and fully compliant with industry standards. We work with homeowners, landlords and property buyers to eliminate spray foam problems and keep the roof structurally sound and mortgage-friendly.
We operate across Buckinghamshire, Hertfordshire, Berkshire, Middlesex, Surrey, Sussex and London, safely removing open-cell and closed-cell spray foam from lofts, pitched roofs and flat roofs, preparing your roof for re-roofing, new insulation or mortgage approval.
Safe and efficient removal of open-cell and closed-cell spray foam insulation from lofts, pitched roofs and flat roofs.
Removing the foam restores breathability and proper airflow, preventing moisture retention and timber decay.
Many lenders and surveyors flag spray foam. Removal helps satisfy mortgage, remortgage and insurance requirements and protect property value.
Specialist tools and techniques to extract the foam without damaging the underlying roof timbers and surfaces.
Once the foam is out we can re-roof, replace underlay or fit new insulation, leaving the roof ready and watertight.
A full roof inspection after removal, with honest advice on any underlying issues caused by the spray foam.
We provide specialist spray foam removal services that help your roof meet mortgage lender requirements while maintaining proper ventilation and structural integrity. Many older spray foam applications cause moisture retention, timber decay and insulation problems, making removal essential for roof longevity and property value.
With years of experience, we understand the risks of spray foam insulation and the importance of professional removal. Our team carries the work out safely and effectively, preventing further damage while restoring your roof to a healthy, breathable state, ready for re-roofing, new insulation or a mortgage application.
★★★★★ 103 verified Checkatrade reviews
"Replacement of roof underlay, guttering and flat roof repair. Mitchell was the only builder of many I contacted who climbed a ladder to inspect my roof and got into the loft. Quote the same day, work to a professional standard, photos at every stage. I highly recommend Alliance Roofing & Building."
"New roof on my bungalow. From start to finish the process was smooth and professional. Mitchell led the project and his expertise and dedication were evident from the moment he arrived. Highly skilled, helpful and courteous throughout."
"New slate roof. Mitchell and his team installed my new roof and I'm very satisfied. The quality is superb, they were professional, punctual and communicative. The project finished on time and the site was left spotless."



Free inspection, no call-out charge, honest written quote, usually the same day.