Chimney breast removal with gallows bracket or beam support in Dunstable. Trusted, professional, 30+ years' hands-on experience.
Removing a chimney breast takes away masonry that carries its own weight and, above the cut, the weight of whatever is left. What remains has to be supported, either on gallows brackets where building control accepts them, or on a steel beam. That is the engineer's decision rather than ours. We appoint the engineer, build to the calculations issued, and get the work inspected before it is covered.

Central Bedfordshire Council does not publish a fixed list of inspection stages. It says the stages you must notify are set out in the inspection service plan issued for your job. So what gets inspected is on your paperwork rather than on the council website, and we read it before the first brick moves.
Booking has a lead time. The council asks for contact no later than 3:30pm, two days before an inspection is required. On a breast removal that is the difference between a surveyor seeing the support and seeing a plastered ceiling. We book to the plan and hold the work at each stage until it has been seen.
Central Bedfordshire Council will consider a regularisation certificate for unauthorised building work carried out on or after 11 November 1985. If you have bought a house with a breast already gone and no paperwork, that is the route. The word in the council's own description is consider, so it is not a formality.
We survey what is there first. Where the remaining masonry is carried properly, the job is evidence and an application. Where it is not, it is a support scheme designed by the engineer, then the application. Either way, you want to know which of the two you are in before you exchange, or before you put the house on the market.
That is against about 15 per cent across England and Wales, on Valuation Office Agency records. In the Dunstable Central area those records count about 560 homes built before 1900 and about 620 built between 1900 and 1918. Those are the houses with the deepest breasts and the stacks shared with next door.
What the stack is built of matters as much as its age. Totternhoe Stone comes from the stone pit west of Dunstable, the only producer of it, and masons call it a freestone because it can be worked in any direction. Where that stone is in the fabric, a bracket fixing or a padstone bears on something softer than brick, and the engineer needs to see it before specifying.
Those sit within about 4,420 dwellings in that area. Interwar houses carry a breast on both floors, in the front room and the bedroom above it, with the stack going on through the roof. Taking out one floor leaves the upper breast and stack to be carried. Taking out both changes the roof and the flashing work as well.
The price follows that choice rather than the address. We survey, set out both options with the engineer, and quote the one you want as a fixed figure. Making good the ceiling, the floor and the roof is inside the quotation, not added at the end.
The decision that sets the price is whether the remaining masonry can sit on gallows brackets or needs a steel, and that is the structural engineer's call rather than ours. We appoint the engineer, build to the calculations issued, and get the support seen by Central Bedfordshire's building control before it is covered. Where the stack sits on a party wall, a notice to your neighbour belongs in the sequence before work starts. You get one point of contact for the engineer, the removal, the plastering and the roof work. GS Renovation Ltd is fully insured, registered in England, company number 14611254, and quotations are free and without obligation.
Very friendly and I am very pleased with the work he has done, also very clean worker and enthusiastic about his work. Can not fault this company!!!!…
George was a great find. The job required re-plastering the walls before fitting acrylic panels. He also re-plumbed the shower waste under the solid…
Giorgio is an excellent and intelligent workman, and with very reasonable prices! He installed a kitchen extractor fan in a complicated situation…
FAQ
Location itself is not a line on our quotation. Two Bedfordshire homes of the same age and construction get similar chimney breast removal figures, and what separates them is condition and access at the LU5 address. GS Renovation does not charge Dunstable homeowners a premium for the address, and there is no travel surcharge within Dunstable. The survey establishes the rest. Ring 07472 424 226 with the LU5 postcode and we will confirm before quoting. As a rough guide, chimney breast removal in London costs roughly £1,500 to £2,500 for a single floor where gallows brackets are accepted, or £2,200 to £3,250 where a steel beam is needed, which is the more common route now that LABC has withdrawn its standard gallows detail; two floors run £3,000 to £5,000 (indicative London ranges, MyBuilder and Checkatrade, 2026). Your figure depends on the size, specification and condition of the property, which is why we survey before quoting.
It can, though a shared stack makes the job party wall work as well as building control work. At the 2021 Census, 40 per cent of Dunstable households lived in a semi detached house, and in the Dunstable East area that reached 1,890 of 2,688. Where the stack straddles the boundary, taking your half out leaves the neighbour's flues and masonry needing support, designed before anything is cut. Your neighbour has to be notified.
Removing the breast inside is a building regulations matter, while taking the stack off the roof changes the outside, which is where planning can bite. Dunstable Conservation Area, reference CA43, is the designation to check, and it is the town's only one, covering about 28 hectares around the older centre. Outside that boundary the roofline change is a permitted development question. Flashings, roof covering and ridge are made good as part of the work.
Central Bedfordshire Council publishes a dangerous structures number, 0300 300 8635 during office hours and 0300 300 8098 outside office hours. That is the route for anything that could fall, including a leaning stack over a pavement, a shared roof or a neighbour's garden. The same building control service is reachable by email at building.control@centralbedfordshire.gov.uk. We can survey it, make it safe and bring the engineer in for a permanent scheme.
That is the engineer's judgement and the surveyor's, not a decision taken on site. A full plans application to Central Bedfordshire arrives with the calculations behind whichever support is proposed, so the arithmetic is on paper before the masonry moves. Brackets depend on the wall they fix into being able to carry the load, which is why the fabric is opened up first. The inspection service plan then sets when the support is seen.
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Free, no-obligation quote for chimney breast removal in Dunstable. Rated 4.9 from 31 reviews on MyBuilder, fully insured, and building control handled for you.