Chimney Breast Removal Addiscombe

The rear reception room of an Addiscombe terrace is where the breast hurts most, because it is the room you actually live in. Taking it out gives a flat wall the full width of the house. We prop, remove, install engineered steel to carry the stack above, and plaster the wall back to a decorating finish.

In Addiscombe, removing a breast on one floor typically costs £2,200 to £3,250 on a steel beam, and £3,000 to £5,000 across two floors (indicative London ranges, MyBuilder and Checkatrade, 2026). GS Renovation Ltd, a building contractor based in Potters Bar, does the work in Addiscombe.

How the job runs

1. Free site survey at your Addiscombe address: which floors the breast runs through, a shared stack, any live flue.
2. The engineer we appoint designs the support, and the work is registered with Croydon Council building control or an approved inspector. On a shared wall you serve the party wall notice as building owner; we supply the drawings.
3. The floor above is propped and the breast comes down in courses from the top; what remains sits on the support the engineer specified.
4. Building control inspects the support before it is covered. We make good, and the completion certificate follows.

Chimney breast removal in Addiscombe terraces

Most Addiscombe terraces still carry their original chimney breasts in the bedrooms and living rooms, and these projections eat into rooms that were never large. Because the breast helps carry the masonry and stack above it, we never simply cut it out. Every job starts with a structural engineer confirming what sits overhead and how that weight will be carried once the breast below is gone.

Where we remove a breast on a lower floor and leave the stack above, we support the retained masonry on a steel beam bearing on padstones, or on gallows brackets only where the engineer and building control accept them. In many Addiscombe houses the whole stack is redundant, so we remove it full height instead and make the roof good, which avoids leaving heavy masonry propped in the loft.

Housing in Addiscombe

Take the 11,740 or so homes the valuation list gives Addiscombe: 45% flats, 55% houses, 52% from before 1919, 21% interwar and 27% post-war. 41% of homes here are terraced; the breasts of a terrace in Addiscombe usually sit on the party wall back to back with next door's, so removing one needs a party wall notice.

Shared stacks, building notices and the East India Estate in Addiscombe

41% of homes in Addiscombe are terraced houses, and in a terrace the stack on the party wall usually carries flues from both houses. Removing your breasts leaves your half of that stack standing on whatever support is designed, while next door's flues may still be in use. Croydon lists chimney breast removal among the minor works a building notice is aimed at, so the paperwork is light, but the shared stack makes the survey heavier. The structural engineer we appoint may ask to see next door's loft and breasts, and the building owner serves party wall notice before any cutting starts.

Above the roof the question becomes one of planning. The East India Estate Conservation Area lies east of Croydon town centre in the Addiscombe Ward, and in a Croydon conservation area planning permission is required for alterations to the roof. Taking a shared stack down, or lowering your half of it, changes the roofline of two houses. On the estate we therefore keep the stack in place, supported inside, unless permission is granted. Elsewhere in Addiscombe a redundant stack on a party wall is still shared, so taking it down is settled with next door through the party wall process first.

Party wall and building control in CR0

Addiscombe's terraces are built wall to wall, so the chimney stack almost always sits within the party wall shared with the house next door. Removing the breast or seating steel in that shared masonry is notifiable under the Party Wall Act, so you serve notice on your neighbour as building owner before any work begins, and we give you the drawings it needs.

The structural support is notified under the Building Regulations, and Croydon building control inspects and signs it off; no planning permission is needed for this internal work unless the house is listed, when listed building consent is needed for it too. We appoint the engineer for the design and manage safe removal and propping, capping any redundant flue with ventilation to keep damp out, and replastering so there is no sign the breast was ever there.

Making good after the breast comes out

Once the masonry is down and the support above has been signed off, most of what you will actually see is the making good. In an Addiscombe terrace the old hearth sits on a concrete slab set into a suspended timber floor, so we break it out and let the joists and floorboards back in level, rather than skimming over a dip that will show through a new carpet or a wood finish.

The wall is then plastered flat across the old breast return, with skirting, picture rail and any cornice run to match what is already in the room. Rubble is bagged and taken away as we go, because parking near Addiscombe Road and the tram stop is tight and a skip sitting outside your house for a fortnight helps nobody. We ask you to leave decorating until the plaster has properly dried, since fresh work on old walls takes a while to lose its moisture.

Where the radiator and sockets end up

A chimney breast organises the whole wall around it. In a typical Addiscombe terrace the radiator sits in one alcove, the aerial and a double socket in the other, and a light switch drops behind whatever was pushed against the pier. Once the projection has gone, none of those positions makes much sense, because the wall now runs flat from corner to corner. We ask you to settle where power, aerial points and the radiator belong in the finished room early on, since pipe and cable runs are far easier to move while the floor is already lifted.

That question usually arrives with a second one about fitted storage. Owners on the streets around Ashburton Park often ask for alcove cupboards in the same visit, and what used to be two shallow recesses becomes one continuous run along the wall. A joiner can then set shelf depths to suit the room rather than to suit brickwork laid in the 1890s. We book the electrician and the plumber in before plastering, not after it, so you are not chasing fresh channels into a wall you have just paid to have finished.

• Ground floor removal with the upper stack fully supported
• Full chimney stack removal and roof making good
• Roof tiling, flashing and leadwork made good

VOA Council Tax stock of properties, March 2025, for Addiscombe North, Addiscombe East and Addiscombe West. Counts rounded by the VOA.

When comparing chimney breast removal in Addiscombe with other work, it helps to read home renovation in Addiscombe, chimney breast removal across Croydon, how building control signs off a chimney breast removal, party walls and chimney breasts, our London chimney breast removal page and Chimney Stack Repair.

The GS Renovation Difference in Addiscombe

Addiscombe homeowners choose GS Renovation because we treat chimney breast removal as the structural job it is. You get support designed by the structural engineer we appoint, usually a steel beam on padstones, with gallows brackets only where the engineer and building control accept them. Building control signs it off, we work tidily in your occupied CR0 home, and our founder's 30+ years on the tools stand behind it.

Checked by Abdelaaziz Saaid, founder and director of GS Renovation Ltd (Companies House no. 14611254). Structural design is by the consulting engineer appointed to your project.