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

Chimney breast removal · Streatham

Chimney breast removal in Streatham

Steelwork, approvals and making good for chimney breast removal in Streatham and nearby.

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

Free survey in Streatham

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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 Streatham: how it works

Need chimney breast removal in Streatham? We also cover the surrounding towns and villages in London. We survey the property, arrange the engineer's design, deal with local building control, fit the steel and make good, all under one quote for CR4, SE21, SE27, SW2 and SW4 addresses.

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.

Key points for your project

  • Chimney brickwork is heavy and dirty. Even a single breast produces a lot of rubble and soot, so a skip or waste collection is planned in advance, and floors, stairs and furniture along the route out are protected.
  • A chimney closed off at both ends can trap moisture and cause damp patches on the walls. Where part of a flue remains, a vent at room level and a ventilated cap on the pot keep air moving through it.
  • 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.
  • 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.
  • A chimney breast removed without proper support or approval is a frequent issue raised in surveys when a house is sold. Keeping the calculations, completion certificate and any party wall documents shows a buyer that what remains was properly supported.

Four stages, one team

  1. Survey in Streatham

    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.

Guide prices for chimney breast removal in Streatham

As a guide, budget £1,900–£3,850 including VAT for chimney breast removal (ground floor) in Streatham, 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)
Structural calculations for a beam£320–£960Site measure or photos, beam and padstone design and calculations for building control
Load-bearing wall removal with steel beam£2,550–£6,400Typical internal wall up to about 4 m: calculations, building control, propping, steel, padstones, fitting, fire protection and making good

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

Approvals in Streatham

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.

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 Streatham

Local questions answered

How much does chimney breast removal cost in Streatham?

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

Do you also work near Streatham?

Yes. We also cover nearby towns including Mitcham, Brixton, Wimbledon and Battersea.

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 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.

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 cover Streatham for chimney breast removal?

Yes. We carry out chimney breast removal in Streatham and the CR4, SE21, SE27, SW2 and SW4 postcode districts. Book a free survey visit and we will check the wall, arrange the engineer's calculations and send an itemised written quote.

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.