Clear the foam, dry the walls, get your survey back on track

Cavity Wall Spray Foam Removal in Bridgwater, Done Properly

Cavity Wall Spray Foam Removal in Bridgwater is what we do when spray foam has trapped damp in your walls or a surveyor has flagged it before a sale. We cut it out, extract it, and check the cavity with a boroscope inspection camera so you know exactly what is left behind. If cavity wall insulation removal Bridgwater is on your to-do list, call 0127 827 6038.

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Local Spray foam removal team in Bridgwater
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About this service

What Cavity Wall Spray Foam Removal in Bridgwater Involves

Cavity Wall Spray Foam Removal in Bridgwater is the controlled extraction of polyurethane foam from the gap between your inner and outer brickwork. Spray foam was sold as a quick fix, but closed cell spray foam sets hard and blocks the airflow your walls need. We cut access points at intervals, break the foam down with an oscillating multi-tool and reciprocating saw, then pull it out with an industrial vacuum extraction unit. Every cavity gets checked with a boroscope inspection camera before we close up.

Most jobs we take on in Bridgwater start with a mortgage lender refusing to lend until the foam is gone, or a surveyor flagging spray foam insulation as a defect. Others come from homeowners in Hamp and Wembdon who have noticed condensation and damp from spray foam on cold mornings. If you are searching for cavity wall spray foam removal near me Bridgwater, we cover the whole town and the villages around it, seven days a week.

  • ✓ Unblocks Your Mortgage
  • ✓ Stops Trapped Moisture
  • ✓ Restores Insulation Performance
  • ✓ Removes Odour And Damp
What's included

What Our Cavity Wall Spray Foam Removal Includes

Every cavity job we quote in Bridgwater includes the survey, the extraction, the cavity inspection, and the written handover pack. Reinstating insulation afterwards is a separate piece of work, and we will quote it clearly if you want it done in the same visit.

✓

Full Cavity Survey

Boroscope inspection camera and moisture meter readings at multiple points around the property, plus a thermal imaging camera check on any wall showing damp or cold spots. You get the findings in plain English, not a sales pitch.

✓

Controlled Foam Extraction

Cutting, breaking down and extracting the spray foam insulation from every affected elevation, using an industrial vacuum extraction unit with an air scrubber and negative air machine running throughout to keep dust inside the work zone.

✓

Cavity Clean And Check

We clear loose debris, check the inner leaf for cracks or damp, and confirm the cavity is clean and ventilated. Any timber or wall plate concerns are photographed and flagged before we close the access points.

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Making Good

Access holes are plugged or repointed, and brickwork is matched as closely as the existing stock allows. On older Bridgwater properties we take care not to blow the mortar joints when cutting.

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Written Handover Pack

Dated before-and-after photos, a summary of what was removed, moisture readings, and a note on any follow-up work. This is the document lenders, surveyors and brokers ask to see.

How it works

How Our Cavity Wall Foam Removal Process Works

01

Survey And Quote

We visit, inspect the cavity with a boroscope inspection camera, and take moisture meter readings at several points around the property. You get a fixed quote the same day, usually within two hours of the visit. If the foam is only in one elevation, we tell you that and price accordingly.

02

Set Up And Protect

On the day, we sheet floors and furniture, tape doorways, and run an air scrubber and negative air machine to keep dust inside the work zone. PPE disposable coveralls and respirator filters go on before any cutting starts. Setup takes about 45 minutes on a typical three-bed semi.

03

Cut And Extract

We open the cavity at 1-metre intervals, break the foam down with an oscillating multi-tool and reciprocating saw, and pull it out with an industrial vacuum extraction unit. A standard semi takes one to two days. Larger detached homes in Wembdon or Chilton Trinity can run to three.

04

Inspect And Dry

Every section is checked with a thermal imaging camera and moisture meter before we close it. If we find damp in the inner leaf or roof timber, we flag it and dry it out with directed airflow. This is the step that stops the problem coming back six months later.

05

Make Good And Hand Over

We repoint or plug the access holes, match the brick where we can, and leave the cavity clean and ventilated. You get a written summary of the work, photos of the cavity before and after, and a clear line on what to do next if you are reinstating insulation.

Tools & methods

Tools And Methods We Use On Cavity Foam Jobs

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

Boroscope inspection camera

Lets us see inside the cavity without opening the whole wall, so we know what type of foam is present and how far it has spread before we quote.

Thermal imaging camera

Reveals cold spots and damp patches behind plaster that a visual check would miss. We use it before and after extraction to prove the wall has dried.

Industrial vacuum extraction unit

Pulls broken-down foam out of the cavity under negative pressure, which keeps dust inside the work zone instead of in your living room.

Air scrubber and negative air machine

Run continuously during cutting to filter airborne particles. Essential on occupied properties, especially where children or asthma sufferers live.

Oscillating multi-tool and reciprocating saw

Break down closed cell spray foam that has bonded hard to brick or blockwork, without cracking the inner leaf or blowing mortar joints.

Moisture meter

Gives us a numeric reading on the inner leaf and any exposed timber, so we can confirm the cavity is dry before we close the access points.

Dry ice blasting machine

Used on delicate or listed brickwork where mechanical cutting would cause damage. Removes foam residue without abrasion or water.

Real results

Before and after.

Mortgage-Stalled Sale In Hamp

Before

A three-bed semi in Hamp had closed cell spray foam in both front and back elevations. The buyer's lender refused to proceed, the chain was two weeks from collapse, and the seller had already had one quote that involved removing the whole inner leaf.

After

We cleared both elevations in two days using sectional extraction at 1-metre intervals, checked the cavity with a boroscope and thermal imaging camera, and supplied dated photos plus moisture readings. The lender signed off nine days later and the sale completed.

Damp Bedroom In Eastover Terrace

Before

A Victorian terrace in Eastover had a back bedroom that smelled damp every winter. The tenant had been complaining for two seasons. Foam had been injected into the cavity in 2015 and had trapped water against the inner leaf, lifting the skirting board and staining the plaster.

After

We removed the foam from the affected elevation in a day, dried the wall with directed airflow, and confirmed with a moisture meter that the inner leaf had dropped from 24% to 11%. The tenant stayed in place throughout and the smell cleared within a week.

Remortgage Condition In Wembdon

Before

A detached home in Wembdon had foam in three elevations, and the owner's lender had made removal a condition of the remortgage. The foam was open cell and had started to shrink away from the brick, leaving gaps where cold air was tracking through.

After

We extracted all three elevations over two and a half days, cleaned the cavity, and issued a written summary with before-and-after photos and thermal imaging readings. The lender cleared the condition without asking for a second survey.

Problems we solve

Cavity Wall Foam Problems We Solve In Bridgwater

Spray foam in a cavity rarely causes one problem on its own. These are the four issues we get called about most often across Bridgwater, and what happens if they are left alone.

Ask a pro →
01

Surveyor flagged spray foam insulation during a sale

We remove the foam, document the cavity with dated photos and moisture readings, and hand you a pack your buyer's surveyor can work from. Most Bridgwater sales we unblock complete within three to four weeks of extraction.

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02

Condensation and damp from spray foam on cold walls

We extract the foam, dry the wall with directed airflow, and confirm with a moisture meter before closing up. If the cavity needs a breathable membrane afterwards, we quote that separately so you can decide.

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03

Spray foam odour in a bedroom or hallway

We locate the affected section with a boroscope inspection camera, remove the uncured foam, and ventilate the cavity. Most customers report the odour gone within a week of extraction.

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04

Difficulty obtaining home insurance

We provide a documented removal record with photos and a written summary. That is usually enough for an insurer to note the property as foam-free, though you should always confirm with your own provider.

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Proof you can check

Accredited, Insured And Documented

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CHAS AccreditationCHAS
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Constructionline RegistrationConstructionline
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SafeContractor ApprovalSafeContractor
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Public Liability InsuranceUK commercial insurer
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PAS 2035 Aligned Working PracticesBritish Standards Institution framework
Good questions

Frequently Asked Questions About Cavity Wall Foam Removal

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Most cavity wall spray foam removal cost Bridgwater homeowners between 1,200 and 3,500 pounds per property in 2026, depending on the number of elevations and how hard the foam has set. A single elevation on a three-bed semi usually sits at the lower end. Detached homes with four elevations, or foam that has bonded to the inner leaf, push towards the top of that range.

Yes. We cut access points at roughly 1-metre intervals, break the foam down with an oscillating multi-tool and reciprocating saw, and extract it with an industrial vacuum extraction unit. A standard semi takes one to two days. We then check the cavity with a boroscope inspection camera and thermal imaging camera before closing up.

Yes, in most cases. Lenders usually want evidence the foam has been fully removed and the cavity left clean and ventilated. We provide dated photos, a written summary of the extraction, and moisture readings so your surveyor can sign it off. Speak to your broker first, because a few lenders want a specific reinstatement specification.

A typical three-bed semi takes one to two working days for full cavity wall insulation removal. Larger detached properties in Wembdon or Chilton Trinity can run to three days. If only one elevation is affected, we can often finish in a single day. We confirm the schedule in writing before we start.

Ready when you are

Book Cavity Wall Spray Foam Removal in Bridgwater Today

Same-day surveys across Bridgwater, fixed quotes in writing, and a documented handover your lender will accept. We are CHAS accredited and insured, and we answer the phone. Call 0127 827 6038 and we will tell you straight what your cavity needs.

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Request an appointment

Talk to our Bridgwater team

Call 0127 827 6038 or email us and a technician will get back to you the same working day. We answer the phone from 8am to 6pm Monday to Friday, and our emergency line is staffed 24/7 for urgent foam problems. Free surveys across Bridgwater and the surrounding villages, usually booked within two working days.

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