Loft, roof and rafter foam stripped back to bare timber

Closed Cell Spray Foam Removal in Carlisle, done clean and mortgage-ready

Closed Cell Spray Foam Removal in Carlisle means cutting rigid polyurethane foam off rafters, purlins and roof decks without wrecking the timber underneath. We handle lofts, attics, cavity walls and commercial units across Carlisle and Cumbria, usually within a week of your survey. If a lender has flagged the foam, or your loft is sweating and the timbers are going soft, we strip it, bag it and leave the roof space ready for a surveyor to sign off.

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Closed Cell Spray Foam Removal in Carlisle, Cumbria
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About this service

What Closed Cell Spray Foam Removal in Carlisle actually involves

Closed Cell Spray Foam Removal in Carlisle is the controlled cutting, breaking and extraction of high-density polyurethane foam from roof timbers, rafters and decks, followed by cleaning of the substrate so the timber can dry and be inspected. Closed cell foam is the rigid, dense type, often BASF, Dow or Recticel material, and it bonds like glue. We cut it into manageable blocks with a spray foam removal saw, prise it off with an oscillating multi-tool, then vacuum the dust and residue with an industrial vacuum and air scrubber running alongside.

Most Carlisle jobs we get called to fall into three buckets: a mortgage lender has refused to lend until the foam is gone, the loft has condensation dripping off the felt because the foam sealed the roof, or the homeowner is selling and the buyer's surveyor flagged it. We also strip closed cell insulation removal Carlisle jobs in commercial units around Kingstown and Parkhouse, where foam has been sprayed over cabling and steelwork. If you need closed cell spray foam extraction near me Carlisle, we cover the whole city and the surrounding villages.

  • ✓ Unblocks your mortgage
  • ✓ Stops loft condensation
  • ✓ Saves rotting timbers
  • ✓ Restores a usable roof space
What's included

What our closed cell foam removal includes

Every Carlisle job includes the full strip, clean and documentation. Anything beyond that, like fitting new insulation or replacing rotten timber, is quoted separately on the day so you can decide with the numbers in front of you.

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Full foam strip

We cut and remove all accessible closed cell foam from rafters, purlins, roof decks and joists. That includes foam around cables and pipework, which we clear with hand tools and dry ice blasting rather than a saw, so nothing gets nicked or damaged.

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Dust containment

Protective sheeting, a sealed loft hatch, a negative air machine and an air scrubber run for the whole job. Foam dust and isocyanate particles are pulled out of the house, not into your landing or bedrooms. We also wear full PPE respirators on every shift.

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Timber clean and vacuum

Once the foam is off, we vacuum every rafter and joist with an industrial vacuum and wipe down cables and pipework. You get bare, clean timber that a surveyor can inspect and that will dry properly once ventilation is restored.

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Moisture readings

We take timber moisture readings before and after removal with a thermal imaging camera and moisture meter. Those numbers go into your handover pack, so you can see exactly how damp the timbers were and how they are recovering.

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Photographic record

Every section of the roof space is photographed before, during and after removal. Lenders, surveyors and buyers accept this record, which is why most of our Carlisle jobs are booked by homeowners mid-sale who need proof the foam is gone.

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Waste removal

Foam, dust and packaging go into sealed bags and leave the property with us. We dispose of it through licensed waste transfer, so you are not left with a skip on the drive or a loft full of bags to shift yourself.

How it works

How our closed cell foam removal process runs

01

Survey and quote

We inspect the loft, measure the foam coverage, check timber moisture with a thermal imaging camera and look for overspray on cables and pipework. You get a fixed written price the same day, usually within two hours of the visit. If the foam is open cell rather than closed cell, we tell you straight away because the price and method change.

02

Set up containment

Foam dust gets everywhere if you let it. We lay protective sheeting, seal the loft hatch, and run a negative air machine with an air scrubber so dust and isocyanate particles are pulled out of the house rather than into your landing. Our technicians wear full PPE respirators and disposable coveralls for the whole shift.

03

Cut and break out foam

We cut the closed cell foam into blocks with a spray foam removal saw, then work it free from rafters and felt with an oscillating multi-tool. Around cables and pipework we switch to hand tools and dry ice blasting so we do not nick a wire. A typical three-bedroom Carlisle loft takes one to two days to strip.

04

Clean and extract

Loose foam, dust and residue go into sealed bags and out of the property. We vacuum every rafter with an industrial vacuum, wipe down cables, and run the air scrubber until the space is clear. You get before-and-after photographs of every section, which is exactly what lenders and surveyors ask to see.

05

Handover and next steps

We walk the roof space with you, show you the moisture readings, and explain what insulation or ventilation work makes sense now the foam is out. If you want us to fit replacement insulation to current standards, we quote that separately on the day. Otherwise we leave the loft clean, dry and ready for your next trade.

Tools & methods

Tools and methods we use for foam removal

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 so it can be prised off rafters and purlins without tearing the timber. It is the fastest way to break down large foam areas on a Carlisle loft.

Oscillating multi-tool

Gets into corners, around nails and between rafters where a saw will not fit. We use it to work foam free from timber edges and to trim residue close to the surface.

Dry ice blasting machine

Removes foam residue from cables, pipework and fragile surfaces without abrasion or water. It is slower than cutting but far safer around electrics, and we use it on most Carlisle jobs where cabling is buried in foam.

Industrial vacuum and air scrubber

Pulls foam dust and isocyanate particles out of the loft and filters the air. Run alongside a negative air machine, it keeps dust out of the rest of the house during removal.

Thermal imaging camera

Shows where foam has been sprayed, how thick it is and where moisture is trapped behind it. That survey shapes the removal plan and the price, so you do not pay to strip foam that is not there.

PPE respirator and coveralls

Closed cell foam contains isocyanate, and the dust is not something to breathe. Our technicians wear full PPE respirators and disposable coveralls for the whole shift, every job.

Abrasive blasting media

Strips foam residue from stone, brick and steel where hand tools cannot reach. We use it with full containment on commercial and agricultural buildings around Carlisle.

Real results

Before and after.

Stanwix loft unblocked for mortgage

Before

A three-bedroom Stanwix terrace had closed cell foam sprayed across every rafter during a 2010s retrofit. The buyer's surveyor flagged it, the lender refused, and the sale stalled. Timber moisture readings were high, and condensation was dripping onto old mineral wool.

After

We stripped the foam in two days, vacuumed every rafter and restored ventilation at the eaves. Moisture readings dropped from 24% to 16% over three weeks. The lender accepted our photographic record and the sale completed within a month.

Harraby semi dried out after removal

Before

A 1970s semi in Harraby had thick closed cell foam between every rafter and mould forming on the roof felt. The homeowner noticed a damp smell in the back bedroom and condensation running down the loft hatch in winter.

After

We removed the foam, treated the mould, and restored airflow through the roof space. Within four weeks the damp smell had gone and the timbers read normal moisture. The homeowner then fitted breathable insulation to current standards.

Kingstown warehouse roof cleared for inspection

Before

A warehouse near Kingstown had closed cell foam sprayed over steel purlins and cabling, and a roof inspection was due. The foam hid the cable runs and made it impossible for the inspector to assess the steelwork.

After

We removed the foam in phases over three nights, using dry ice blasting around the cabling and saws on the purlins. The inspection went ahead on schedule, the cabling was undamaged, and the warehouse kept trading throughout.

Problems we solve

Problems closed cell foam removal solves in Carlisle

Closed cell foam causes a small number of very specific problems, and we see the same ones across Carlisle. Here is what we fix, and what happens if you leave it.

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01

Mortgage refusal due to spray foam on the roof deck

We strip the foam, photograph every rafter and provide a written removal record your lender will accept. Most Carlisle sales we unblock complete within four to six weeks. We can usually survey within 48 hours and start within a week of you accepting the quote.

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02

Loft condensation dripping onto insulation and timbers

We remove the foam, restore ventilation paths and take moisture readings before and after. The roof space dries out over a few weeks. Where timbers are already soft, we treat them and show you the readings so you can track recovery.

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03

Roof timber rot hidden behind foam

We cut the foam off carefully, inspect every rafter and purlin, and flag any soft timber with photographs. If a section needs replacing, we price it before touching it. Catching it during removal usually saves the structural repair entirely.

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04

Spray foam overspray on cables and pipework

We use hand tools and dry ice blasting around cables and pipework instead of a saw. That clears the foam without abrasion or water, and we check the cable condition as we go. Any damage gets flagged and photographed for your electrician.

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Proof you can check

Credentials and reviews

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TrustMark RegisteredTrustMark
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Which? Trusted TraderWhich?
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CHAS AccreditedCHAS
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Constructionline RegisteredConstructionline
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PASMA TrainedPASMA
Good questions

Frequently Asked Questions

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Most Carlisle lofts cost between £1,800 and £4,500 in 2026, depending on foam coverage, access and how much timber needs cleaning. A single small loft runs £1,800 to £2,400. A full three-bedroom semi with foam across every rafter sits around £3,000 to £4,500. Commercial units and warehouse roofs are priced per square metre after survey. We give you a fixed price the same day we inspect.

Yes. Closed cell spray foam removal in Carlisle is our main service, and we cover every neighbourhood from City Centre to Cummersdale. We cut the foam out with a spray foam removal saw and oscillating multi-tool, extract the dust with an industrial vacuum and air scrubber, and clean the timbers back to bare wood. We do not use chemicals that damage the roof structure.

It is harder than in drier parts of the country. Cumbria gets high rainfall and old slate roofs with limited ventilation, so closed cell foam traps moisture against felt and rafters. That means we often find damp timber and surface mould, which adds time for cleaning and drying. Expect an extra half day on a typical Carlisle loft compared with a dry, well-ventilated roof.

A typical Carlisle loft takes one to two days on site. Larger roofs, foam sprayed over cables and pipework, or heavy overspray can stretch to three days. We set up containment on day one, strip and extract on day one or two, then clean and photograph on the final day. You can usually be back using the loft space the same week, once replacement insulation is fitted.

Ready when you are

Book Closed Cell Spray Foam Removal in Carlisle this week

Fixed price after survey, usually within 48 hours of your call. TrustMark registered, fully insured, and we leave a photographic record your lender will accept. Call 0122 891 5049 or book online and we will get you surveyed fast.

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Request an appointment

Contact our Carlisle team

Call 0122 891 5049 or email info@sprayfoamsphereuk.com and we will get back to you the same working day. We cover all CA postcodes and can usually survey your loft within 48 hours. For emergency spray foam removal Carlisle 24/7, call any time.

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