Fast, clean extraction for lofts, roofs and cavity walls

Open Cell Spray Foam Removal in Barnstaple

Open Cell Spray Foam Removal in Barnstaple is what we do when foam has soaked your rafters, blocked your loft vents or stalled a mortgage survey. Union Trust Spray Foam covers Barnstaple, Bideford, Ilfracombe and the wider Devon area, pulling out open cell foam with dry ice blasting, industrial vacuums and air scrubbers so your timber can dry and your property can move forward. Same-day surveys, fixed pricing, no mess left behind.

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About this service

Open Cell Spray Foam Removal in Barnstaple Explained

Open Cell Spray Foam Removal in Barnstaple is the controlled stripping of soft, low-density polyurethane foam from roof timbers, rafters and loft decks, followed by cleaning and drying of the substrate. Unlike closed cell spray foam, open cell foam stays spongy and vapour-permeable, which is exactly why it traps moisture against timber when ventilation is poor. We cut the bulk out with a spray foam removal saw, then blast the residue off with a dry ice blasting machine before vacuuming every surface with an industrial vacuum and running an air scrubber.

Barnstaple's weather does foam no favours. Driving rain off the Atlantic, humid winters and older North Devon housing stock with slate roofs and minimal eaves ventilation all push condensation into open cell foam. Once the foam holds water, you get roof timber rot, insulation performance loss and a surveyor's report that blocks a mortgage. If you have been searching for open cell spray foam extraction near me Barnstaple, we survey, strip and document the job so your lender, buyer or building control can see the timber is sound again.

  • ✓ Stops Timber Rot
  • ✓ Unblocks Mortgage Surveys
  • ✓ Restores Ventilation
  • ✓ Protects Insulation Performance
What's included

What Our Open Cell Foam Removal Includes

Every open cell foam strip-out we quote in Barnstaple includes the survey, the extraction, the clean-up and the paperwork. We do not charge extra for disposal or moisture readings. If new insulation or timber repairs are needed, we quote those separately once the foam is out and we can see the wood.

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Full Loft Survey

We inspect the foam with a moisture meter and thermal imaging camera, confirm whether it is open cell or closed cell, and check the rafters for rot. You get a fixed written price the same day, with no obligation to book.

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Controlled Foam Extraction

We cut the bulk out with a spray foam removal saw and oscillating multi-tool, then blast residue off the timber with a dry ice blasting machine. Industrial vacuums and a negative air machine run throughout to keep dust out of your living space.

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Cleaning and Drying

Every rafter, purlin and roof deck is vacuumed and wiped, then we run air scrubbers and dehumidifiers for 24 to 48 hours. We check the timber with a moisture meter before sign-off, so you know it is genuinely dry.

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Photo and Moisture Report

You receive dated photos of the stripped loft and moisture readings for each section of timber. This is the package lenders, surveyors and building control ask for. We email it within 24 hours of finishing the job.

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Waste Disposal

All foam and debris is bagged and removed through licensed waste routes. We can provide a waste transfer note for your records. Nothing is left in your loft, garden or driveway at the end of the job.

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Ventilation Check

Open cell foam often blocks eaves vents and roof voids. We clear the ventilation path and confirm airflow is restored, which is what stops the condensation coming back. If extra vents are needed, we tell you on the day.

How it works

How Our Open Cell Foam Extraction Works

01

Survey and Quote

We attend, inspect the foam with a moisture meter and thermal imaging camera, and confirm whether it is open cell or closed cell. You get a fixed written price the same day, usually within two hours of the visit. We also flag any timber that already needs replacing.

02

Site Protection

Before any cutting starts, we sheet up floors, stairwells and loft hatches, seal doorways and set up a negative air machine to keep dust inside the work zone. On occupied homes in Barnstaple Town Centre we work room by room so you can stay in the property.

03

Foam Extraction

We cut the bulk of the open cell foam out with a spray foam removal saw and oscillating multi-tool, then blast the residue off the rafters with a dry ice blasting machine. A two-person crew clears a standard 30 square metre loft in one day. Industrial vacuums run throughout to capture debris at source.

04

Cleaning and Drying

Every rafter, purlin and roof deck is vacuumed, wiped and checked with a moisture meter. We run air scrubbers and dehumidifiers for 24 to 48 hours to pull residual moisture out of the timber. You get a photo record of each stage for your lender or surveyor.

05

Handover and Report

We walk you through the finished loft, hand over moisture readings and photos, and confirm the ventilation path is clear. If you want new insulation fitted, we quote that separately on the day. Most Barnstaple jobs are signed off within three working days of starting.

Tools & methods

Tools and Methods We Use

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

Dry ice blasting machine

Lifts foam residue off rafters without grit or water, so timber stays dry and wiring is not damaged. It is our first choice for open cell foam in Barnstaple lofts.

Spray foam removal saw

Cuts the bulk of the open cell foam away in manageable sections. It lets us control depth so we do not score the rafters underneath while stripping.

Oscillating multi-tool

Gets into corners, around purlins and behind wiring where a saw will not fit. Essential for a clean finish on older Barnstaple roof structures.

Industrial vacuum and air scrubber

Captures foam dust at source and filters the air in the work zone. We run these continuously so your living space stays clean during the strip-out.

Negative air machine

Keeps the work zone under negative pressure so dust travels into the extraction point, not into the rest of the house. Standard kit on every occupied Barnstaple property.

Thermal imaging camera and moisture meter

Finds hidden damp, confirms whether foam is open or closed cell, and proves the timber is dry at handover. Every job is signed off with readings from both.

Sand blasting equipment

Used where foam has bonded hard to brick, stone or dense timber. It strips residue back to a clean surface, with full dust control and PPE.

Real results

Before and after.

Mortgage Rescue in Pilton

Before

A buyer's surveyor flagged open cell foam across a 28 square metre loft in Pilton. The lender withheld the mortgage, and the sale was two weeks from collapsing. Rafters read 21 percent moisture and the eaves vents were completely blocked.

After

We stripped the foam in one day, dry ice blasted the rafters and ran dehumidifiers for 48 hours. Moisture readings dropped to 11 percent, the vents were reopened, and the lender reinstated the mortgage within a fortnight.

Damp Loft Turned Around in Sticklepath

Before

A homeowner in Sticklepath had a musty smell in the loft for years. Open cell foam had been sprayed over the rafters and had soaked up moisture through several wet winters. Two rafters were starting to soften at the base.

After

We removed the foam, blasted the residue and dried the timber over 48 hours. Moisture dropped from 22 percent to 10 percent. The smell cleared, and the softened rafters were treated and sistered rather than replaced.

Rental Loft Cleared Between Tenancies

Before

A landlord in Barnstaple Town Centre had a 35 square metre loft full of open cell foam and only a five-day gap between tenants. The letting agent needed the loft cleared and documented before the new tenancy started.

After

We surveyed on day one and stripped the loft on day two, with all waste removed and a photo record emailed within 24 hours. The property was ready to let on schedule, and the lender accepted the documentation without a second visit.

Problems we solve

Problems Open Cell Foam Removal Solves in Barnstaple

Open cell foam causes a narrow set of problems, and they all get worse with time. Here is what we see most often in Barnstaple lofts and what we do about it.

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01

Mortgage refused because of spray foam

We strip the open cell foam, photograph every rafter and record moisture readings, then hand over a package your buyer's lender can accept. Most Barnstaple sales we unblock complete within three to four weeks of the survey.

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02

Damp smell and condensation in the loft

We remove the foam, reopen the ventilation path and dry the timber with air scrubbers and dehumidifiers. Moisture readings typically drop from the low twenties to around 10 to 12 percent within a fortnight.

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03

Roof timber rot under the foam

We cut the foam back, blast the residue off and inspect every rafter. Where rot has started, we flag it early and quote timber repairs before the damage spreads. Catching it at the foam stage is far cheaper.

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04

Insulation performance has dropped off

After extraction we check the ventilation and advise on a breathable replacement such as mineral wool. Barnstaple homeowners usually notice the loft feels drier and the house warms faster within the first heating season.

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Proof you can check

Certified, Accredited, Insured

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BPCA certifiedBritish Pest Control Association
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CHAS accreditedCHAS (Contractors Health and Safety Assessment Scheme)
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Constructionline registeredConstructionline
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SafeContractor approvedSafeContractor
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NVQ in Insulation and Building TreatmentsCITB
Good questions

Frequently Asked Questions

0127 159 4024 →

Typical 2026 pricing in Barnstaple runs 1,200 to 3,500 pounds for a standard loft, and 4,000 to 8,000 pounds for a full roof or large commercial space. Depth of foam, access, whether the roof is slate or tile, and how much timber needs replacing all move the number. We give a fixed written price after the survey, so you know the total before we start.

Yes. We remove open cell, closed cell and mixed foam across Barnstaple and the wider Devon area, including Bideford, South Molton and Great Torrington. Open cell foam comes out with a spray foam removal saw and dry ice blasting, then we vacuum and dry the timber. Most lofts are cleared in one day, with drying taking a further 24 to 48 hours.

The method is the same, but Barnstaple's damp Atlantic climate makes drying more important. We run dehumidifiers and air scrubbers for longer here than in drier parts of the country, and we check every rafter with a moisture meter before sign-off. Older North Devon roofs with slate and minimal eaves ventilation also need the airflow path reopened properly.

A standard 30 square metre loft takes one working day to strip and clean, plus 24 to 48 hours of drying. Larger roofs, cavity walls or commercial units in Roundswell can take two to four days. We book most Barnstaple jobs within seven to ten days of the survey, and we confirm the schedule in writing before we start.

Ready when you are

Book Open Cell Spray Foam Removal in Barnstaple

If a surveyor has flagged spray foam, or your loft smells damp and the rafters feel soft, call us today. We survey across Barnstaple and North Devon, quote a fixed price, and get the foam out before it costs you a sale. Lines open 24/7.

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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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