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

Chimney breast removal · Gloucestershire

Chimney breast removal in Gloucestershire

Chimney breast removal across Gloucestershire, designed by a structural engineer and signed off by building control.

  • Price fixed in writing once scope is agreed
  • Building control arranged
  • Temporary works and making good included

Free survey in Gloucestershire

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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

What chimney breast removal involves in Gloucestershire

Chimney breast removal is taking out the projecting brickwork that houses the flues from fireplaces, usually to gain floor space or straighten a wall. If any of the breast or stack above stays in place, it must be carried on steel or another support the engineer designs and building control accepts, so it is never left unsupported.

From the first survey visit to the completion certificate, we take care of chimney breast removal across Gloucestershire. Coverage takes in Kingswood, Cirencester and Mangotsfield and everywhere in between. The engineer sizes the steel, we deal with building control, and our team fits and packs the beam before making good.

Worth knowing before you start

  • A flue still serving a gas fire, boiler or wood burner cannot be removed until that appliance is disconnected and an alternative arranged. Work on any gas appliance or pipe must, by law, be done by a Gas Safe registered engineer.
  • Once the breast is gone, the wall behind it is often rough, sooty or uneven. It is cleaned back, dubbed out where needed and plastered flat, and the floor where the hearth sat is filled level to meet the surrounding boards or screed.
  • If you remove the breast in a ground-floor room but want to keep a fireplace or the breast in the bedroom above, the steel underneath must be designed for that load. Its ends need solid bearings, which may mean pockets cut into the party wall.
  • 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.
  • In England and Wales, cutting away a chimney breast attached to a party wall is notifiable work under the Party Wall etc. Act 1996. Notice must be served on the neighbour before work begins, and their response decides whether party wall surveyors need to be appointed.

From survey to sign-off in Gloucestershire

  1. Survey in Gloucestershire

    We visit, look at the wall and what sits above it, measure the opening and note services, access and how the steel can be brought in.

  2. Engineer's design

    A structural engineer sizes the beam, padstones and any posts, and sets out the temporary support needed while the wall is out.

  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. Install and sign-off

    Props go in, the opening is formed, the steel is set and packed, building control inspects it, and we make good.

How much should I budget in Gloucestershire?

As a guide, budget £1,550–£3,100 including VAT for chimney breast removal (ground floor) in Gloucestershire, based on published UK cost guides adjusted for prices in the South West (+3%).

JobTypical guide rangeWhat it usually covers
Chimney breast removal (ground floor)£1,550–£3,100Ground-floor breast removed, steel to support the breast above, building control and making good
Through-lounge knock-through£2,600–£5,650Wall between front and back reception rooms, steel beam, approvals, plastering and floor infill
Party wall surveyor (agreed surveyor, per neighbour)£930–£2,060 per neighbourSchedule of condition and award where a neighbour dissents; serving notice alone, where the neighbour consents, costs far less (England and Wales only)
Structural calculations for a beam£260–£770Site measure or photos, beam and padstone design and calculations for building control

Figures include our approximate regional adjustment for prices in the South West (+3%) and are rounded. How these figures are worked out.

Building rules for Gloucestershire

Structural openings in English homes need building regulations approval before work starts. The local council's building control team can deal with it, or you can use a registered building control approver. Either way the steel is inspected before it is covered, and a completion certificate is issued at the end. Keep it safe for when you sell.

If the beam bears into a wall you share with a neighbour, the Party Wall etc. Act 1996 applies, and a party structure notice must be served at least two months before that work starts. We arrange this through a party wall surveyor.

Building rules in England

Chimney breast removal in Gloucestershire: your questions

How much does chimney breast removal cost in Gloucestershire?

As a guide, budget £1,550–£3,100 including VAT for chimney breast removal (ground floor) in Gloucestershire, based on published UK cost guides adjusted for prices in the South West (+3%). The exact figure depends on the span, what the wall carries, access and the finish, and is fixed in writing once the scope is agreed.

How long does chimney breast removal take?

A ground-floor breast with a steel beam supporting the masonry above usually takes two to four working days, including propping, fitting the steel, removing the brickwork and basic making good. Full removal from ground floor to roof takes longer because of scaffolding, roofing work and weather, and plaster needs time to dry afterwards.

Can I remove a chimney breast downstairs and keep the fireplace upstairs?

Usually, as long as the upstairs breast and its flue stay intact and are carried on a support the engineer designs for that load. Building control must approve the arrangement. If the upstairs fireplace has a gas fire, any work on it or its supply must be carried out by a Gas Safe registered engineer.

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.

What if my chimney breast was removed without support?

Get it checked by a structural engineer as soon as possible. If the upper breast or stack has no adequate support, it may need propping straight away. A support can usually be fitted retrospectively, and in England and Wales a regularisation application to the local authority can be used to get the unauthorised work approved.

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.