Fast, clean removal of spray foam insulation across Greater London.

Loft Spray Foam Removal in London You Can Trust

Loft spray foam removal in London is our core trade, and we handle it for homeowners, landlords and buyers across Greater London. If spray foam is blocking your mortgage, trapping damp or failing Building Regulations Part L, we take it out properly. We work with Icynene, BASF and Demilec foams, use thermal imaging cameras to map every patch, and leave your loft ready for modern insulation.

↗
Fast online booking

Request service today

Tell us what is happening. Our local team will confirm your visit shortly.

No spam. No obligation. Just practical help.
Thanks — we'll call shortly to confirm your visit.
Local Spray foam removal team in London
Careful work. Honest options.
About this service

What Loft Spray Foam Removal in London Involves

Loft spray foam removal in London is the controlled extraction of open cell or closed cell spray foam from your roof space, followed by cleaning, ventilation checks and disposal. It is needed when foam was applied too thickly, when it blocks roof ventilation, or when a surveyor flags it as a mortgage risk. We cut the foam back with reciprocating saws and oscillating multi-tools, bag it, and vacuum the dust with HEPA filters.

London homes are hit harder than most. Victorian terraces in Islington and Camden have tight roof voids where polyurethane foam traps condensation against rafters, and hidden damp and rot follow within a few winters. If you are searching for loft insulation removal near me London, we cover every borough. We also handle the paperwork side, because mortgage rejection due to spray foam is now a routine reason for sales falling through.

  • ✓ Unblock Your Mortgage
  • ✓ Stop Hidden Damp and Rot
  • ✓ Restore Roof Ventilation
  • ✓ Prepare for Modern Insulation
What's included

What Our Loft Spray Foam Removal Includes

Every removal job includes the survey, dust control, extraction, cleaning and certification. We do not charge extra for thermal imaging or waste disposal. If your loft needs new insulation afterwards, we quote that separately so you can decide.

✓

Free Loft Survey

We inspect the foam, measure coverage and check ventilation with a thermal imaging camera. You get a fixed price the same day, with no obligation and no call-out fee.

✓

Dust Control Setup

Protective sheeting, a negative air machine and an air scrubber go in before any cutting starts. This keeps foam particles out of your living space and lets us work in occupied homes.

✓

Full Foam Extraction

We cut and remove open cell and closed cell foam using reciprocating saws, oscillating multi-tools and, where needed, dry ice blasting. Every patch is cleared, not just the visible areas.

✓

HEPA Vacuum Clean

An industrial vacuum with HEPA filters clears dust and foam crumbs from rafters, felt and loft boards. We inspect the timbers and photograph anything that needs repair.

✓

Waste Disposal and Certificate

Foam is bagged, removed the same day and disposed of at a licensed site. You receive waste transfer notes and a removal certificate formatted for lenders and surveyors.

How it works

Our Loft Spray Foam Removal Process

01

Survey and Quote

We visit, measure the foam coverage and check the roof structure. A thermal imaging camera shows us where damp has spread. You get a fixed price the same day, and we tell you honestly whether the foam needs full removal or just trimming back around the eaves.

02

Protect the Property

We lay protective sheeting over floors, stairs and landing carpets, then set up a negative air machine and air scrubber. This keeps dust and foam particles out of your living space. It takes about 45 minutes and is the reason we can work in occupied homes.

03

Cut and Extract Foam

Technicians in respirators and protective clothing cut the foam into manageable sections with reciprocating saws and oscillating multi-tools. Stubborn adhesive residue is blasted off with a dry ice blasting machine or sand blasting equipment, depending on the timber. A typical three-bed loft takes one to two days.

04

Clean and Inspect

We vacuum every surface with an industrial vacuum fitted with HEPA filters, then inspect the rafters, felt and ventilation paths. Any soft timber or rusted fixings are photographed and reported to you. You see the loft before we pack up.

05

Dispose and Certify

Foam goes into disposal bags and leaves the site the same day, with waste transfer paperwork. We issue a removal certificate you can hand to your lender or surveyor. If you want new insulation fitted, we book that as a second visit.

Tools & methods

Tools and Methods We Use

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

Thermal imaging camera

Maps damp and hidden foam behind boards. It shows us where moisture has spread so we remove every affected patch, not just the visible areas.

Reciprocating saw and oscillating multi-tool

Cuts dense closed cell foam into manageable sections without damaging rafters. The multi-tool handles tight corners where a full saw will not fit.

Dry ice blasting machine

Uses dry ice pellets to freeze and lift adhesive residue from timber. It is abrasive-free, so it is safe on historic roof structures common in central London.

Industrial vacuum with HEPA filters

Captures fine foam dust and crumbs after extraction. HEPA filters stop particles escaping into your living space, which matters in occupied homes.

Negative air machine and air scrubber

Keeps the loft under negative pressure so dust travels out, not into bedrooms. We run them throughout the job and for an hour after cutting stops.

Sand blasting equipment

Strips stubborn foam from brickwork and hard surfaces using sand blasting media. We avoid it on soft timber, where dry ice blasting is the safer choice.

Respirators and protective clothing

Every technician wears fitted respirators, coveralls and gloves. Spray foam chemical hazards are real, and we do not cut corners on personal protection.

Real results

Before and after.

Islington Terrace Mortgage Rescue

Before

A three-bed Victorian terrace in Islington had closed cell foam sprayed across the entire roof void. The buyer's lender refused a mortgage, and the sale had stalled for six weeks. Dark patches on the rafters suggested damp had already taken hold.

After

We removed the foam in two days, cleared the ventilation paths and treated the affected timbers. The removal certificate went to the lender within a week, and the sale completed three weeks later. Moisture readings dropped from 22% to 12%.

Croydon Semi Damp Fix

Before

A 1930s semi in Croydon had open cell foam blocking the eaves and a musty smell in the loft. The owner had noticed condensation dripping onto stored boxes every winter but did not realise the foam was the cause.

After

We extracted the foam in a day and a half, cleaned the timbers with HEPA vacuums and reinstated the ventilation. The loft dried out within three weeks, and the owner fitted new mineral wool insulation to Part L standards.

Hackney Warehouse Conversion

Before

A developer converting a Hackney warehouse needed Icynene foam removed from exposed timber beams before building control would sign off. The foam had bonded hard to the beams and standard cutting tools risked marking the wood.

After

We used dry ice blasting to lift the adhesive residue without abrasives, then sanded and sealed the beams. The full job took three days, and building control signed off the following week. Waste transfer notes covered 1.2 tonnes of foam.

Problems we solve

Problems We Solve With Loft Spray Foam Removal

Spray foam causes more problems than most homeowners realise. By the time a surveyor flags it, damp and mortgage issues are already in play. Here is what we fix, and how.

Ask a pro →
01

Mortgage rejection due to spray foam

We remove the foam, clear the roof void and issue a removal certificate with photographs and waste transfer notes. Lenders and surveyors accept our paperwork, and most sales complete within weeks of the work finishing.

↗
02

Hidden damp and rot in rafters

We strip the foam, inspect every rafter and photograph any rot. Dry ice blasting clears adhesive residue without damaging the timber. We report what we find and quote repairs separately before touching anything.

↗
03

Blocked roof ventilation

We clear the vents, check felt and battens, and confirm airflow with a thermal imaging camera. Where ventilation paths are damaged, we reinstate them so the roof can dry out naturally.

↗
04

Difficulty obtaining surveys

Once the foam is out, we provide a clean survey report and certificate. Surveyors can then inspect the roof void normally, and your buyer's lender can proceed without conditions.

↗
Proof you can check

Accredited and Insured

✓
CHAS AccreditationCHAS
✓
Constructionline RegistrationConstructionline
✓
SafeContractor ApprovalSafeContractor
✓
PAS 2035 Retrofit TrainingRetrofit Academy
✓
British Board of Agrément Guidance ComplianceBritish Board of Agrément
Good questions

Frequently Asked Questions

02080885342 →

Most London lofts cost between £1,800 and £4,500 in 2026, depending on foam type, coverage and access. A small terrace loft with open cell foam sits at the lower end; a large detached roof with closed cell foam and timber repairs sits higher. We give a fixed price after a free survey, so you know the total before we start.

Yes. We remove open cell and closed cell spray foam from lofts across every London borough, including Icynene, BASF, Demilec, Lapolla and Huntsman products. We use reciprocating saws, oscillating multi-tools and dry ice blasting to clear foam without damaging rafters. Most jobs take one to two days, and we leave the loft clean and ready for new insulation.

It is necessary when foam blocks roof ventilation, traps damp or triggers a mortgage refusal. London's older roofs are especially prone to condensation behind closed cell foam. If a surveyor has flagged it, or you can see dark patches on rafters, removal is the safe route. We can assess it with a thermal imaging camera and tell you honestly whether it needs to come out.

A typical three-bed London loft takes one to two working days. Larger roofs, thick closed cell foam or heavy adhesive residue can push it to three days. We set up dust control on day one, extract the foam, then clean and inspect. You get a removal certificate the same week, ready for your lender or buyer.

Ready when you are

Book Loft Spray Foam Removal in London Today

Call 02080885342 and we will book a free survey, often the same day. We are CHAS and SafeContractor accredited, fully insured, and we issue lender-ready removal certificates. Get your loft clear and your sale moving.

Get a Free Quote 02080885342 →
Request an appointment

Book your spray foam removal

Call 02080885342 between 8am and 6pm Monday to Friday, or leave a message any time and we will call you back the next morning. Most surveys are booked within 48 hours and quotes go out the same day. Email works too if you have photos of the loft to send over.

Call anytime02080885342Email the office[email protected]
Office hoursOpen 24 hours · 7 days a week
Request received — our team will be in touch shortly.
Tap to call02080885342