Kitchen Renovation Carshalton
Bespoke kitchen design and installation in Carshalton, one team for the strip-out, the services and the fit.
- Rated 4.9 from 31 reviews on MyBuilder
- London guide: £18,000 to £60,000+
- 3 to 5 weeks on site
- Free design visit, itemised quote
GS Renovation designs and fits kitchens across Carshalton, tailored to the interwar semis throughout SM5 and its older Victorian and Edwardian terraces. We handle cabinetry, worktops, plumbing, electrics, tiling and lighting, plus any steel beam knock-through, as one coordinated project from first drawing to final tile.
In Carshalton, a kitchen renovation typically costs £18,000 to £60,000 or more from design to fitting (indicative London ranges, MyBuilder and Checkatrade, 2026). GS Renovation Ltd, a building contractor based in Potters Bar, does the work in Carshalton: we carry the strip-out, services and fit as one contract, with the electrics certified by a registered electrician.
Price guide
| Work | Indicative London range |
|---|---|
| Kitchen renovation, design to fitting | £18,000 to £60,000+ |
| Opening up for a kitchen-diner, complete | £2,500 to £6,500+ |
Indicative London ranges (MyBuilder and Checkatrade, 2026), not a quotation. Prices checked September 2026. Full breakdown: Kitchen Renovation Cost.
Quick estimate for Carshalton
Carshalton range: choose above
How the job runs
- Free design visit at your Carshalton home and an itemised quote.
- Strip-out and any structural work, first-fix plumbing and electrics, plastering.
- Units fitted and levelled; stone worktops templated and cut off site.
- Worktops, appliances, tiling and second fix. Electrics certified under Part P by a registered electrician, or notified to building control. Typically 3 to 5 weeks on site.

Open-plan kitchen-diners in Carshalton homes
The most requested kitchen job in Carshalton opens the back kitchen through to the rear reception, creating one bright, sociable kitchen-diner. That dividing wall is nearly always load-bearing, so we install a steel beam sized by a structural engineer and signed off by building control. Where the plot allows, a rear kitchen extension or a side-return infill widens the space further, giving these houses a genuinely generous cooking and dining area.
With the structure open, we plan the layout around the solid-wall construction and the natural light from the rear. Quartz, granite or composite worktops, integrated appliances, considered task and feature lighting and quality units come together into a hard-wearing space. Any new circuit or consumer unit change is notifiable under Part P, so the wiring is certified by a registered electrician under Part P, or notified to building control, keeping your SM5 kitchen safe and fully documented.
Housing in Carshalton
Of the 9,910 homes the valuation list records in Carshalton, 18% were built before 1919, 44% between the wars and 38% since 1945; 34% are flats and 66% are houses. The flank wall of a semi in Carshalton gives a kitchen extract and a moved sink the shortest route outside, and 33% of homes here are semi-detached.
The paperwork side of a Carshalton kitchen refit
A like for like Carshalton kitchen, new units and worktops on the same layout, is not normally building control work, although new electrical circuits still need certifying. The job changes when the kitchen also takes out a wall into the dining room or swaps the back window or door. Sutton's examples of domestic work that a building notice can cover include removing a wall and replacing windows. A notice lets work begin within 48 hours of going in. Submit it shortly before the old kitchen is stripped, and only once the steel and the new frames are on order.
Replacement frames in the conservation areas need more thought. Sutton describes the Carshalton Village Conservation Area as having a high standard of design and infill development with evidence of careful control, and Sutton warns that permitted development may not be available in a conservation area. A Carshalton kitchen that replaces an old rear window with wide glazed doors changes how the back of the house looks. Check whether it needs permission before the doors are ordered, and keep the size and material of the new frames close to the original where possible.
Bespoke fitted kitchens for Carshalton homes
The alcoves beside chimney breasts and the awkward corners of a Carshalton semi or terrace suit made-to-measure cabinetry far better than off-the-shelf units. We plan the layout to use every recess, fitting tall larders into former chimney breast returns and running worktops cleanly around the quirks of a period plan. Nothing is wasted, and nothing looks forced into a space it was never meant for.
From handleless contemporary designs to classic Shaker kitchens that suit an interwar or Edwardian home, we build to match the age and character of the house. All the plumbing, electrics, tiling and lighting are coordinated by our own team, with the electrics certified by a registered electrician, so the finish is consistent and the trades are coordinated. Across SM5 that single point of responsibility means a smoother job and a kitchen that fits your home rather than fighting it.
Planning lighting and power before plastering
The wiring plan is settled before the plasterer arrives, because after that every change is a chase cut into a finished wall. We mark the sockets out in pencil and walk the room with you, working out where the kettle and toaster will live, whether you want power in an island, and how many outlets you need above the worktop rather than the two the old kitchen had.
Lighting deserves the same attention. A single pendant in the middle of a Carshalton kitchen leaves you working in your own shadow, so we plan in layers: light over the worktop run, under cabinet lighting where you actually chop, and something softer over a table. Switching matters too, so the room can be bright for cooking and low in the evening. New circuits are notifiable under Part P, so all of it is installed, tested and certified by a registered electrician at handover so you have the paperwork with the rest of the job.
- Quartz, granite and marble worktops templated and fitted
- New circuits and consumer unit work certified by a registered electrician under Part P
- Island units and bespoke cabinetry
VOA Council Tax stock of properties, March 2025, for Carshalton Village, Carshalton on the Hill and Carshalton Beeches & Banstead Road. Counts rounded by the VOA.
Why Carshalton Homeowners Choose GS Renovation
Carshalton homeowners choose GS Renovation because we handle the whole kitchen, including any steel beam knock-through, the services and the finish, under one roof. Engineer-designed structure, building control sign-off, certified electrics, bespoke cabinetry built for period proportions and tidy working in an occupied home. Our founder's 30+ years on the tools means transparent pricing and a kitchen built to last.
George was brilliant. Lovely bloke, very reasonably priced and a perfectionist to boot. He completed our small kitchen renovation with care and great…
Giorgio is an excellent and intelligent workman, and with very reasonable prices! He installed a kitchen extractor fan in a complicated situation…
George always kept to commitments and arrived on time. He offered helpful suggestions during his initial visit and promptly provided a reasonably…
FAQ
Frequently Asked Questions about Kitchen Renovation Carshalton
What drives the cost of kitchen renovation in a Carshalton home?
What sits behind the walls moves the price of kitchen renovation in Carshalton far more than the address does, within £18,000 to £60,000 or more (indicative). In practice soil stack distance decides how far the sink can travel, and that is only settled at the SM5 survey. Older Sutton stock adds making good and awkward access adds labour, so both are itemised. Ring 07472 424 226 before comparing figures.
Where can the sink go if I reconfigure my SM5 kitchen layout?
Anywhere the waste can run at a workable gradient, which in practice keeps it within a few metres of the existing discharge point. Carshalton terraces and interwar semis mostly drain through the rear wall into a gully, so a sink on the opposite side of the room needs the branch boxed in or taken beneath the floor. We set the run out before the units are ordered, not afterwards.
How long is a Carshalton kitchen out of action during a renovation?
Expect 3 to 5 weeks of work on site; knocking through to a kitchen-diner stretches that to 6 to 8 weeks. The longest spell without a working sink usually falls between strip-out and the worktops going in, because worktops are templated only after the carcasses are fixed, then cut to that template. A temporary sink and a microwave set up in another room makes that stretch easier to live through.
Can the extractor in my Carshalton kitchen vent straight outside?
It has to. Part F requires mechanical extraction ducted to the outside, so if the hood recirculates, a separate fan ducted outside is still needed. On an external wall, a short straight duct through the brick is simplest. An island hob in the middle of the room means ducting through the ceiling void, which depends on the direction of the first-floor joists, because cutting across them is limited.
Will an induction hob need a new circuit in my Carshalton kitchen?
Often, yes. An induction hob draws a heavy load and needs its own dedicated circuit from the consumer unit, and a new circuit is notifiable under Part P, certified by a registered electrician. In an older semi the consumer unit may have no spare way or too little capacity, so it is checked before first fix, since upgrading the board is its own piece of work.
Can underfloor heating go under a new Carshalton kitchen floor?
Yes, but the floor type decides the system. On a solid concrete floor, a wet or electric mat goes down under a screed or levelling layer, and the finished floor rises slightly, which affects thresholds and kickboard heights. Over suspended timber, the heating sits between or above the joists with insulation beneath it. Electric underfloor heating on a new circuit is notifiable under Part P.
What changes in a Carshalton kitchen refit if the house was built after 2000?
Mainly what is inside the walls and floor. 8% of homes in Carshalton were built in 2000 or later, and a newer house may have timber frame walls, engineered joists or a floating floor over insulation. Heavy wall cupboards need fixings rated for the wall type, and engineered joists cannot be notched to reroute a waste. Find the builder's drawings before moving the sink or hanging tall units.
What if the old Carshalton kitchen wall was knocked through without approval?
Deal with it before the new kitchen hides it for another decade. Sutton Council states that it is illegal not to tell it about building work, and that you might have to correct the work or pay a fine. Sutton's fee schedule has a regularisation fee for removal of a load bearing wall. With the old kitchen stripped out, the bearings are easy to expose, so the inspection can happen before new units go in.
Does a new kitchen in a Carshalton flat affect the neighbours?
It can, through the floor and the walls. 34% of homes in Carshalton are flats, and a kitchen above another flat moves water, weight and noise over someone else's ceiling. A leak tray under the dishwasher, isolation valves that are easy to reach and a waste route with proper fall all protect the flat below. The lease may also require the freeholder's consent before the layout or the extraction route changes.
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