Kitchen Renovation New Malden

Bespoke kitchen design and installation in New Malden, one team for the strip-out, the services and the fit.

GS Renovation designs and fits kitchens throughout New Malden, where the interwar semis of KT3 typically hide a small galley kitchen tucked at the back of the house. We handle the cabinetry, worktops, services and any structural knock-through as a single, coordinated project.

In New Malden, 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 New Malden: we carry the strip-out, services and fit as one contract, with the electrics certified by a registered electrician.

Price guide

WorkIndicative 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.

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How the job runs

  1. Free design visit at your New Malden home and an itemised quote.
  2. Strip-out and any structural work, first-fix plumbing and electrics, plastering.
  3. Units fitted and levelled; stone worktops templated and cut off site.
  4. 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.
A cashmere shaker kitchen installed by GS Renovation with a stone-topped island and herringbone flooring
Shaker doors with a panelled island, stone top and herringbone floor laid to the run of the room.

Open-plan kitchen-diners in New Malden semis

A common kitchen project in New Malden opens the rear of a 1930s semi by removing the wall between the kitchen and the back reception, creating a bright kitchen-diner that looks onto the garden. That dividing wall is load-bearing, so we fit a steel beam sized by a structural engineer and signed off by Kingston Council building control, then plan the new layout around the wider space.

With the wall gone, we set out the run of units, the island or peninsula, and the services so everything flows. On these KT3 semis we often take the opportunity to move the sink and cooking to the garden side and bring in more natural light, integrating the appliances, plumbing, electrics and extraction cleanly into the reconfigured room.

Housing in New Malden

The valuation list shows roughly 7,070 homes in New Malden, of which 33% are pre-1919, 33% interwar and 34% post-1945, split 31% flats to 69% houses. 31% of homes here are semi-detached; the flank wall of a semi in New Malden gives a kitchen extract and a moved sink the shortest route outside.

Planning a New Malden kitchen in a flat or under a flat roof

31% of homes in New Malden are flats, and in a flat the kitchen position is tied to the soil stack and to the rooms below. Moving the sink across the room needs a waste route with a proper fall inside your own floor, because the ceiling void underneath is usually not yours to use. A kitchen moved over a neighbour's bedroom brings appliance noise and a leak risk into their home, and a lease may require the freeholder's consent for the move. Read the alterations clause in the lease before planning a new layout, not after the units are ordered.

In a house, a kitchen extension brings a different limit. For a planning application, Kingston's Residential Design SPD says a single storey rear extension with a flat roof should not exceed 3m in height. Under that roof, the joists, insulation, deck, ceiling and any rooflight upstand all share the space, while wall units, a hood duct and pendants over an island all need ceiling room. Plan the extraction route and the ceiling height together in New Malden before the roof is framed. A duct through a flat roof needs its path through the joists set out on the drawings, not cut in later.

Bespoke kitchens and worktops in KT3

Whether you want handleless contemporary units or a classic Shaker kitchen, we build to suit the proportions of your New Malden home, working around the chimney breast and any alcoves the interwar layout leaves behind. Worktops come in quartz, granite or composite, templated and fitted precisely, with matching upstands and splashbacks that tie the room together.

Every element is coordinated by us, from the first-fix plumbing and the notifiable electrics through to tiling, lighting and the final appliance integration. Any new circuit or consumer unit change in a New Malden kitchen is notifiable under Part P, so a registered electrician certifies it or it is notified to building control, giving you a KT3 kitchen that looks the part and carries the right paperwork behind it.

Using the garage or side return for kitchen space

Many New Malden semis have an attached garage or a wide side passage that is too narrow for a modern car and used only for bicycles and boxes. Bringing that footprint into the kitchen is often cheaper than extending, because the walls and roof already exist. What it needs is upgrading rather than building: an insulated floor over the existing slab, insulation to the walls and roof, and the garage door opening filled in with proper glazing.

There are things to check first. The garage floor usually sits lower than the house and slopes to the door, so levels have to be resolved. Damp proofing is often absent, and the roof may be single skin. Where the wall between house and garage is removed, the engineer designs the opening in the usual way. Done properly, it turns a cramped KT3 kitchen into a full kitchen and dining room without touching the garden.

  • Floor levelling and screeding before the flooring goes down
  • New circuits and consumer unit work certified by a registered electrician under Part P
  • Extraction ducted through to outside air
Service areaNew Malden · KT3
Local authorityKingston Council
Part ofSouth West London (Outer London)
Typical homes1930s semis and Victorian houses near the station
Housing stock33% built before 1919, 33% interwar, 34% post-war; 31% flats, 27% terraced, 40% semi-detached or detached
Also covered nearbySurbiton, Wimbledon, Morden and Kingston upon Thames

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

The GS Renovation Difference in New Malden

New Malden homeowners choose GS Renovation because one team delivers the whole kitchen, including any steel beam knock-through, the services and the finish. You get honest pricing, tidy working in an occupied KT3 home, and certified electrics that meet the Building Regulations. Our founder's 30+ years on the tools means the design, the structure and the fit-out are all in safe hands.

30+ YearsFounder's experience
Fully Insured5 year guarantee
4.9 / 531 MyBuilder reviews
Building ControlCompliant
Free QuotesNo obligation
Reviews

Rated 4.9 / 5 by our clients

★★★★★ 4.9 average from 31 verified reviews on MyBuilder

★★★★★
George was brilliant. Lovely bloke, very reasonably priced and a perfectionist to boot. He completed our small kitchen renovation with care and great…
OscarCrofton Park, London · via MyBuilder
★★★★★
George always kept to commitments and arrived on time. He offered helpful suggestions during his initial visit and promptly provided a reasonably…
scomtottIslington, London · via MyBuilder
★★★★★
Saaid is the best craftsman I have worked with. He knows what he is doing from the very beginning. He has a great knowledge of construction…
volkan50816Stoke Newington, London · via MyBuilder
Read all 31 reviews

FAQ

Frequently Asked Questions about Kitchen Renovation New Malden

Is a cheap kitchen renovation quote in New Malden worth taking?

A cheap kitchen renovation quote in New Malden is only worth taking if it covers the same work, and usually it does not. A low figure normally leaves out the approvals (Kingston Council building control sign-off for any knock-through, plus Part P certification) or the making good, both of which still get paid for at KT3. GS Renovation itemises within £18,000 to £60,000 or more (indicative) so the comparison is honest.

Why does my KT3 kitchen sink drain slowly after a refit elsewhere?

Almost always a fall problem, or a deep seal trap swapped for a shallow one. In New Malden semis the sink often sits away from the external wall, so the branch travels a long way beneath the units with barely any gradient. We reset the pipe to the fall it needs, fit the correct trap, and place an accessible joint so it can be cleared without dismantling a cabinet.

How many weeks will my New Malden kitchen be out of action?

A like-for-like replacement runs 3 to 5 weeks on site. Taking out the wall to the back reception stretches it to 6 to 8, because steel, propping and a building control inspection all come before any cabinets. A temporary sink, kettle and microwave set up in the dining room or garage makes the gap bearable, and the fridge can usually stay running throughout.

Can the gas hob move to an island in my New Malden kitchen?

It can, with the supply run under the floor and the connection made by a Gas Safe registered engineer. Two things decide whether it is sensible: how extraction reaches outside from the middle of the room, since Part F still applies, and whether the pipe can cross a timber void or needs a trench in a solid slab. Switching to induction takes the gas question away entirely.

When are worktops measured in a New Malden kitchen fit?

Only once the base units are fixed level and secure, because the template must follow the real line of the carcasses and walls. Stone and quartz are then cut off site, which leaves a gap of days with no worktop in place, while laminate or timber can be cut on the day. Sink and hob cut-outs are marked at templating, so appliance models are confirmed first.

Is the floor in my New Malden kitchen suitable for underfloor heating?

That depends on what lies under it. A concrete slab takes a wet system laid in screed, which raises the floor unless the old surface is broken out. Suspended timber suits a thin electric mat, or wet pipes clipped between joists with insulation below. An electric system's new circuit is notifiable under Part P. Floor type also governs how the sink waste reaches the outside wall.

Which parts of a New Malden kitchen project need building control?

Only the notifiable parts. Replacing units, worktops and flooring in the same room does not. Opening the wall to the dining room does, and Kingston lists removal or formation of an opening in a load-bearing wall as its own charge. Extending the room does too, with an above ground extension greater than 10 m2 falling in a charged band. Knowing which parts are notifiable tells you which application to make and when.

When should kitchen units be ordered if a New Malden job needs full plans approval?

After approval, or with a delivery date that allows for it. Kingston has up to 5 weeks to approve full plans, extended to 8 weeks if revisions or more information are needed. A kitchen with a knock-through or an extension can wait on that decision, and units delivered before the opening is approved end up stored in a garage or a hallway. Book the delivery against the approval, not the design meeting.

Can the sink move to an island in a New Malden house built after 2000?

Sometimes, with more planning than in an older house. 9% of homes in New Malden were built in 2000 or later. At that age the ground floor can be concrete beams and blocks over a void, so a waste pipe to an island runs in the screed above or needs the floor opened. If the fall to the drain is too shallow, the island may need a pumped waste. Check the floor build-up before the island is placed on the plan.

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