Spray foam removal, loft insulation and damp proofing in Watford
EcoTrust Roofing & Insulation Ltd covers Watford in Hertfordshire for spray foam removal, loft insulation, loft boarding and damp proofing. Loft and spray foam surveys are free, with a written price before any work starts.
Watford
Spray foam, loft insulation and damp in Watford homes
Watford grew fast after the railway arrived in the 19th century, and its industries, printing above all, drew in workers who needed homes. The result is a lot of Victorian and Edwardian terraced housing close to the centre, in West Watford, Callow Land, Oxhey and the streets around Watford Junction. Nascot, north of the centre, has larger Victorian villas and is a conservation area.
These older homes have solid brick walls and slate roofs, and they suffer from the usual problems of their age. Rear extensions get damp where gutters and flat roofs leak, cement render traps water in brickwork, and garden paths creep above the damp course. We look for those causes first, outside as well as in, before recommending any damp proofing.
Cassiobury and the streets near Cassiobury Park are mostly 1920s and 1930s semis and detached houses, while Meriden, Garston, Leavesden, Holywell and South Oxhey are largely post-war. In these homes the loft is often the problem: thin original insulation, squashed by years of storage. We lay Knauf mineral wool to 300mm and fit raised boarding so you keep the space.
The River Colne and the Grand Union Canal run along the east and south of the town, and low ground near them can be wet. Spray foam is common across Watford lofts too, often added under old tiles to stop draughts. Many lenders and surveyors are cautious about spray foam, so we remove it by hand, clean the timbers back and give you the paperwork your surveyor will ask for.
Most common jobs in Watford
- Spray foam removal before a sale
- Damp in Victorian terraces and extensions
- Loft insulation in 1930s Cassiobury semis
- Raised loft boarding for storage
Recent EcoTrust jobs you can read in full
Real jobs, written up with photos. Each one is labelled with the town it was done in.
- Spray foam removal in Birmingham: 40m² of Closed Cell Foam Removed and Loft Reinsulated in 2 Days (West Midlands)
- Loft insulation in Southam: 30m² Loft Upgraded From 50mm to 300mm in One Day (Warwickshire)
- Damp proofing in Doncaster: Damp Walls Stripped, Treated and Replastered in 4 Days (South Yorkshire)
Where we work around Watford
We cover WD17, WD18, WD19, WD24 and WD25 and the villages around Watford. Not on the list? Call 0800 870 8086, we almost certainly still reach you.
Questions we get in Watford
Which parts of Watford do you cover?
All of it. We cover the town centre, Nascot, Cassiobury, West Watford, Callow Land, Oxhey, South Oxhey, Meriden, Garston, Leavesden and Holywell, plus Bushey and Rickmansworth. Surveys for spray foam removal and loft insulation are free, and you get a written price.
Why are Victorian terraces in Watford damp?
They have solid brick walls with no cavity. Leaking gutters and flat roofs on rear extensions, cement render and raised garden paths can all push water into the brickwork. We trace the actual cause first, and where treatment is needed, damp proofing carries a 25-year insurance-backed guarantee.
Is spray foam a problem when selling in Watford?
It can be. Many lenders and surveyors are cautious about spray foam because it covers the roof timbers and can trap moisture against them. We remove it by hand, clean the timbers back and give you photos, a Certificate of Removal and a 10-year guarantee.
How much loft insulation does a 1930s Cassiobury semi need?
Current guidance is around 270mm. Many interwar homes have a thin layer added decades ago, now squashed under boxes. We clear old material where needed, lay Knauf mineral wool to 300mm with a 10-year guarantee, and fit raised boarding so you keep your storage.
Can you insulate a home in the Nascot conservation area?
Usually, yes. Loft insulation goes inside the roof and does not change how the house looks. If your home is listed it may need consent, so check with Watford Borough Council first. We use breathable mineral wool that suits old brick and timber.
What happens at a free survey in Watford?
We check the loft, the roof timbers, any spray foam and any damp you are worried about, take photos and explain what we find in plain English. You then get a written price, with no pressure. If nothing needs doing, we will tell you. Loft and spray foam surveys are free.
Free survey in Watford, and a price in writing
EcoTrust Roofing & Insulation Ltd. Rated 9.97 on Checkatrade, 4.9 on Trustpilot and 5.0 on Google, with 500+ spray foam removals and 35+ years of combined experience.