Summer offer — free loft assessment & up to £500 off insulation this month·100s of London homes insulated·No-obligation quote in 24 hrs
Home  /  Our Work
Real London projects

London Loft Insulation Case Study

A recent loft insulation job in London, carried out by our own team. Genuine project photograph, real detail, and an honest account of what we found and did.

Completed Knauf mineral wool loft insulation in Ealing, London
Knauf mineral wool laid to 270mm — Ealing, London

Victorian terrace in Ealing

AreaEaling, London
PropertyVictorian terrace
Approx. ageAround 1900
Existing insulationAround 50mm of original insulation
Loft sizeapprox. 30 m²
Problems foundThin period-era insulation and cold rooms upstairs, with dark staining on the rafters where an old bituminous felt membrane was stopping the roof from breathing.
Material installedKnauf mineral wool
New insulation depth270mm (full recommended depth)
Ventilation workLap ventilation added at the eaves to restore airflow and clear the trapped moisture.
Time taken1 day
"We'd had the staining looked at before and no one explained it properly. This team found the cause, sorted the ventilation and insulated it right. Night and day difference."— B. Adeyemi, Ealing (shared with permission)

Want the same for your loft?

Free survey, fixed written quote, and all work carried out by our own fully insured team.

Get your free quote   Call 020 4538 5395