Can I remove spray foam insulation myself, and will a lender accept it?
· By Spray Foam Removal Network
Can you remove spray foam insulation yourself? You can try, although the work is hard and a lender may want proof you cannot easily give. Your first step is to ask your lender or broker what evidence they would accept. Do that before you pick up any tools.
Why DIY removal is risky
Removing foam alone may be a big job, so ask a contractor to inspect it first. If you damage the timber, you may create a bigger problem than the one you set out to fix.
A lender may want to know the foam is gone and the roof is sound. A homeowner working alone may find that hard to show without an independent report. Ask your lender early what it would accept.
Why people try it themselves
Some people consider doing it themselves because of cost, although the saving may be small. Published UK cost guides typically put removal of closed-cell foam from a semi or three-bed loft at about £3,500 to £5,000. For open-cell foam they give about £2,500 to £3,500. Both ranges exclude survey and timber extras.
Larger homes cost more, as you would expect. The same guides give about £5,000 to £6,500 for closed-cell on a larger detached property, while open-cell costs about £3,500 to £4,500.
These sums explain the temptation. However, a poor job can add to the bill. Published UK cost guides also give about £500 to £1,500 for minor timber treatment or repair after removal.
Checks to make before you start
You can do plenty without touching the foam, since most checks happen from the hatch. Look at the loft from the hatch and note what you see. Photograph the rafters, the boards and any stains, and date the photos.
Next, ask your lender or broker some plain questions. Do they want a survey before the work, after it, or both? Will they accept a report from the contractor, or must it come from someone independent? Get the answers in writing, because the details can change from one lender to the next.
You can also read your own paperwork. Find the original installation records and any valuer’s note, since a tidy file may help a surveyor or a lender.
When to send an enquiry to a removal contractor
Ask a professional when the foam covers the rafters or the timber looks marked. Ask too when your lender wants written proof. A contractor can take the foam off and record the state of the timber. You can hand that record to the lender.
Our page on spray foam removal explains the service in full.
Some owners want a report before they decide anything. In that case, read about a spray foam survey, because GOV.UK says only specialist surveyors experienced in spray foam can judge removal.
Local pages may help too. They include spray foam removal in Scotland, spray foam removal in Oxford and spray foam removal in Hampshire. Another page covers spray foam removal in Southampton.
When you send an enquiry, say which type of foam you think you have and where it sits. Say what your lender has asked for. Say whether you have tried any removal already, because that affects what the contractor finds.
After the contractor has seen the job, you receive one quote. Ask what it covers and what it leaves out. Ask, too, what paperwork you will receive when the work ends.
One enquiry puts you in touch with one pre-qualified removal contractor for this job. It is free, with no obligation.