Steel BeamInstallers
Ground-floor chimney breast removed with a short steel beam carrying the breast above

Chimney breast removal · Barnes

Chimney breast removal in Barnes

Chimney breast removal for homes in SW6, SW13, SW14, designed by a structural engineer.

  • Free survey visit in Barnes
  • Engineer's calculations arranged
  • Building control handled for you

Free survey in Barnes

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  • Free survey visit
  • Engineer's calculations arranged
  • Building control handled
  • Fixed written price once scope is agreed
  • England, Wales, mainland Scotland & NI

Chimney breast removal in Barnes: how it works

If you live in Barnes, chimney breast removal can usually be planned and priced after a single survey visit. The wider London area is covered as well. We cover SW6, SW13, SW14, SW15 and TW9, and we fix the price in writing once the layout and scope are agreed.

Chimney breasts take up a surprising amount of room, especially in the kitchens and bedrooms of older terraces and semis. Removing one is common, but it is structural work: the breast usually continues upstairs and up through the roof, and in terraces the stack is often shared with the house next door.

Things to plan for

  • The price depends on how many floors the breast spans, whether the stack is kept or removed, the support method the engineer specifies, roof and scaffold work, and how much rubble needs taking away. Each is listed separately in the quote.
  • Removing only the ground-floor breast leaves the upper breast and stack in place, so they must be supported. Taking the breast out on every floor and removing the stack above the roof avoids that load entirely, but involves roofing work and more disruption.
  • Some owners remove breasts in the loft to make space for a conversion while keeping the stack on the roof. That leaves the stack carried at loft level on steel or another support, which the engineer must design and building control must approve before work starts.
  • Older fireplaces sometimes contain asbestos in flue linings, fire surrounds, hearth boards or heat-resistant panels. In buildings from before 2000, suspect materials are identified with a survey before removal so they can be handled correctly.
  • In terraces and semis the chimney stack usually serves both houses, with flues from each side rising together. You can generally only alter your own side, and the work must not weaken your neighbour's breast or flues, which is why party wall procedures often apply.

Four stages, one team

  1. Look and measure

    We check the wall, the span you want and what the wall is carrying, and photograph anything the engineer needs to see.

  2. Design and price

    Calculations come back from the engineer and we confirm your fixed written price, line by line.

  3. Building control

    We submit a building notice or full plans application to the local council's building control team, so approval is in place before the wall is touched.

  4. Fit, inspect, finish

    The work is propped and the steel installed and packed tight. After inspection the opening is boxed, plastered and left clean.

Guide prices for chimney breast removal in Barnes

As a guide, budget £1,900–£3,850 including VAT for chimney breast removal (ground floor) in Barnes, based on published UK cost guides adjusted for London prices (+28%).

JobTypical guide rangeWhat it usually covers
Chimney breast removal (ground floor)£1,900–£3,850Ground-floor breast removed, steel to support the breast above, building control and making good
Party wall surveyor (agreed surveyor, per neighbour)£1,150–£2,550 per neighbourSchedule of condition and award where a neighbour dissents; serving notice alone, where the neighbour consents, costs far less (England and Wales only)
Through-lounge knock-through£3,200–£7,050Wall between front and back reception rooms, steel beam, approvals, plastering and floor infill
Loft conversion steels£3,200–£7,700Supply and fit of floor and ridge steels on padstones, including lifting into the roof space

Figures include our approximate regional adjustment for London prices (+28%) and are rounded. How these figures are worked out.

Building control and neighbours in Barnes

For Barnes, building control is provided by the local council's building control team, or by a registered building control approver if preferred. We send them the engineer's calculations with a building notice or full plans application and book the inspections. Work done without approval can cause problems at sale and is far dearer to put right later.

Terraced and semi-detached homes often need party wall notices, because cutting into a shared wall to take a beam end is notifiable under the Party Wall etc. Act 1996. Allow at least two months for the notice period unless your neighbour agrees sooner.

Building rules in England

Chimney breast removal near Barnes

Chimney breast removal in Barnes: your questions

Can you work on older or listed homes in Barnes?

Yes. Older homes often have lime mortar, timber lintels or shallow footings, which the engineer allows for. Listed buildings need listed building consent for internal structural changes as well as building regulations approval, and that must be in place first.

How soon can chimney breast removal start in Barnes?

Start dates depend on the engineer's calculations, the building control approval and, where needed, party wall notice periods. We give you a realistic timetable after the survey and keep you updated as each approval comes through.

Should I remove the chimney stack as well?

It often makes sense if the breast is coming out on every floor, because then nothing is left to support. It needs scaffolding and roof repairs, and in terraces the stack is often shared, so your side may not be removable without affecting your neighbour's. The engineer and building control confirm what is possible.

What is included in a chimney breast removal quote?

The itemised written quote covers the survey, engineer's calculations, building control, any party wall notices, temporary support, the steel or other support specified, removal and waste, venting or capping, and plastering and floor making good. Scaffolding and roof work appear as separate lines where the stack is involved, and the price is fixed in writing once the scope is agreed.

Do I need building regulations to remove a chimney breast?

Yes. Removing all or part of a chimney breast is structural work. In England it needs building regulations approval through a full plans application or building notice, and in Wales an application under the Welsh regulations; in Scotland a building warrant is needed before starting; in Northern Ireland an application goes to council building control. We prepare and submit this with the engineer's calculations.

Do you also work near Barnes?

Yes. We also cover nearby towns including Chiswick, Putney, Fulham and Shepherds Bush.

Planning to take a wall out?

Book a free survey visit. You get an itemised written quote covering calculations, building control, steel and making good.