Loft, roof and cavity foam stripped without wrecking your timber

Thermal Spray Foam Removal in Barnstaple, done right the first time

Thermal Spray Foam Removal in Barnstaple is the controlled stripping of failed or unwanted spray foam insulation from lofts, rafters and cavity walls. We handle heat spray foam removal Barnstaple homeowners need when a surveyor, lender or buyer flags the foam in your roof. Union Trust Spray Foam covers Barnstaple, Bideford and Ilfracombe with dust-controlled rigs, same-day quotes and a clean, mortgage-ready finish.

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Thermal Spray Foam Removal in Barnstaple, Devon
Careful work. Honest options.
About this service

What Thermal Spray Foam Removal in Barnstaple actually involves

Thermal Spray Foam Removal in Barnstaple means taking spray-applied polyurethane foam off the structure it was bonded to, without tearing up the timber underneath. We cut the foam back with a spray foam removal saw and oscillating multi-tool, then use heat and mechanical action to break the bond on rafters, trusses and plasterboard. Open cell spray foam comes away in soft clumps; closed cell spray foam is denser and needs more controlled cutting. Every rafter is then checked with a moisture meter and thermal imaging camera before we sign the job off.

Most Barnstaple foam jobs we see come from the same handful of problems: roof timber rot hidden behind foam, trapped moisture in North Devon's damp coastal air, and mortgage refusal when a lender's surveyor spots Icynene or Lapolla foam in a loft. If you have been told the foam has to go before a sale completes, we can work to the lender's requirements. That is why so many people search for heat spray foam removal near me Barnstaple once a valuation has been flagged.

  • ✓ Unblocks a stalled sale
  • ✓ Stops hidden timber rot
  • ✓ Restores breathability
  • ✓ Removes the health and safety hazard
What's included

What our Thermal Spray Foam Removal includes

Every quote covers the full strip, containment, timber inspection and clean-down. We do not quote a headline price and then add waste removal or access charges on top. If extra work is needed, such as timber treatment or replacement insulation, we price it separately and you decide.

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Full foam strip

Removal of all accessible spray foam from rafters, joists, roof underside and cavity walls, using cutting tools, heat and dry ice blasting where needed. We do not leave patches behind for someone else to deal with.

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Dust containment and extraction

Sealed work zones, air scrubbers and negative air machines running throughout the job. Doorways and vents are taped off so foam dust stays in the loft, not in your kitchen.

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Timber moisture inspection

Every exposed rafter checked with a moisture meter and thermal imaging camera. Anything above 20 percent is photographed, flagged and reported to you in writing with a recommended fix.

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Waste removal and disposal

All foam offcuts bagged, labelled and removed the same day through licensed waste routes. Where the material allows, we segregate for recycling rather than sending everything to landfill.

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Written removal statement

A short report with before-and-after photos and moisture readings, suitable for lenders, surveyors and solicitors. This is the document that usually unblocks a stalled mortgage or sale.

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Final vacuum and handover

Industrial vacuum clean of the whole space, then a walkthrough with you so you can see the finished roof and ask anything before we pack up and leave.

How it works

Our five-step spray foam removal process

01

Survey and quote

We attend, measure the foam coverage, check rafter moisture and photograph everything. You get a fixed written price the same day, usually within two hours of the visit. No charge for the survey, no pressure to book.

02

Containment setup

On day one we sheet up, seal doorways and position the air scrubber and negative air machine so dust stays inside the work zone. Extraction runs continuously. On a typical Barnstaple loft this setup takes about 90 minutes.

03

Foam stripping

Foam comes off with a spray foam removal saw, oscillating multi-tool and, where the bond is stubborn, dry ice blasting. Two technicians strip a standard 40 square metre loft in one to two days. Cavity wall foam is cut through access holes and pulled out in sections.

04

Timber inspection

Once the rafters are bare we check every one with a moisture meter and thermal imaging camera. Anything reading above 20 percent gets flagged, photographed and treated. You get a written report of what we found and what we did about it.

05

Clean-down and handover

We vacuum the whole space with an industrial vacuum, remove all waste, and walk you through the finished roof. Most jobs finish with a full clean-down within half a day. Waste is segregated and recycled wherever the material allows.

Tools & methods

Tools and methods we use

Purpose-built equipment, used by trained technicians — so the job is done accurately the first time.

Spray foam removal saw

Cuts dense closed cell foam into manageable blocks without gouging the timber underneath. The blade depth is set to the foam thickness so rafters stay untouched.

Oscillating multi-tool

Gets into corners, around truss plates and along rafter edges where a saw will not reach. Essential for a clean finish on older, irregular Devon roof timbers.

Dry ice blasting machine

Freezes and lifts stubborn foam residue from delicate surfaces without abrasives. Used on heritage roofs and anywhere a saw would risk marking the timber.

Air scrubber and negative air machine

Keeps the work zone under negative pressure and filters fine foam dust out of the air. This is what stops dust escaping into the rest of your home.

Thermal imaging camera and moisture meter

Reveals trapped moisture behind foam and confirms whether rafters are dry after stripping. Every job is signed off with readings from both instruments.

Industrial vacuum

Removes foam dust and debris from the loft floor, joists and rafters at the end of the job. The space is handed back clean enough to walk through in normal clothes.

PPE: respirator, coveralls, gloves

Full personal protective equipment for every technician on site. Foam dust and isocyanate residue are handled with the same discipline on a small loft as on a warehouse roof.

Real results

Before and after.

Mortgage refusal to completed sale in Pilton

Before

A 1930s semi in Pilton had Icynene foam sprayed across the whole roof underside. The buyer's lender refused the mortgage and the sale stalled with the chain waiting. Rafter moisture readings were already at 24 percent in two corners.

After

We stripped 38 square metres of foam over two days, treated the two damp rafters, and issued a written removal statement with photos. The lender's surveyor signed off within a week and the sale completed.

Damp ceiling fixed in a Sticklepath rental

Before

A landlord had closed cell foam in a rental loft and damp patches appearing on the upstairs ceiling. The foam was trapping water against the rafters and the tenants had started complaining about a musty smell.

After

We removed the foam in a single day, found rot on three rafters, treated the timber and re-insulated with mineral wool. Moisture readings dropped from 26 percent to 14 percent across the roof.

Warehouse roof cleared without downtime in Roundswell

Before

A Roundswell warehouse had failing spray foam across a large-span roof, causing leaks over stored stock. The site could not shut down, and previous contractors had quoted a full closure to do the work.

After

We stripped the foam bay by bay over four out-of-hours shifts, working around racking and stock. Leaks were traced and repaired, and the roof was cleared with zero lost operating hours.

Problems we solve

Problems our thermal foam removal Barnstaple service fixes

Spray foam rarely fails quietly. By the time most people call us, there is a surveyor's report, a damp patch or a lender's letter in hand. Here is what we deal with most often.

Ask a pro →
01

Mortgage refused because of spray foam in the roof

We strip the foam to the lender's requirements, document the condition of the timber with photos and moisture readings, and issue a written removal statement. Most surveyors accept this and the valuation can proceed.

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02

Trapped moisture and roof timber rot

We cut the foam back, inspect every rafter with a moisture meter, treat any rot we find, and specify a breathable insulation build-up so the roof can dry out properly.

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03

Insulation performance loss and cold lofts

Once the foam is out, we assess the roof and recommend replacement insulation that suits a traditional Devon roof, restoring both thermal performance and airflow.

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04

Difficulty selling the property at all

A completed removal with paperwork turns the loft from a red flag into a selling point. We can usually survey within 48 hours and start work within a week of you accepting the quote.

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Proof you can check

Credentials and reviews

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CHAS AccreditationCHAS (Contractors Health and Safety Assessment Scheme)
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Constructionline RegistrationConstructionline
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SafeContractor ApprovalSafeContractor (Alcumus)
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ISO 9001 Quality ManagementInternational Organization for Standardization
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NVQ in Insulation and Building TreatmentsCITB approved awarding bodies
Good questions

Frequently Asked Questions

0127 159 4024 →

Most domestic lofts in Barnstaple run between 1,200 and 3,500 pounds in 2026, depending on foam type and roof size. A single small loft with open cell foam sits at the lower end; a full roof with dense closed cell foam and timber repairs sits higher. Cavity wall and commercial jobs are quoted per square metre after survey. The survey and quote are free.

Yes, when it is done with proper containment. We seal the work zone, run air scrubbers and negative air machines, and wear full PPE including respirators and coveralls. Foam dust and any isocyanate residue are captured at source rather than spread through the house. All waste is bagged and removed the same day, and the loft is vacuumed before handover.

It is the controlled removal of spray-applied polyurethane foam from lofts, rafters, cavity walls and roofs using heat, cutting tools and mechanical action. Unlike a simple scrape-off, thermal methods break the bond without gouging the timber. It is the standard approach when foam has failed, trapped moisture, or blocked a mortgage.

A typical 40 square metre loft takes one to two days on site, plus half a day for clean-down and timber inspection. Larger roofs, cavity walls and commercial units in Roundswell or Bideford run three to five days. We give you a day-by-day schedule with the quote so you can plan around it.

Ready when you are

Book your Thermal Spray Foam Removal in Barnstaple today

Free survey, fixed price, and a clean loft at the end of it. Call Union Trust Spray Foam on 0127 159 4024 and we will book your Barnstaple survey, usually the same day. CHAS accredited, SafeContractor approved, fully insured.

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Request an appointment

Contact Union Trust Spray Foam

Ring us on 0127 159 4024 or email info@uniontrustsprayfoam.com and we will get back to you the same working day. We are open Monday to Friday, 8am to 6pm, with a 24/7 line for emergencies. Free assessments across Barnstaple and North Devon.

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