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Bathroom Renovation Southwark

Luxury bathroom and wet-room refurbishment in Southwark. Trusted, professional, 30+ years' hands-on experience.

GS Renovation installs bathrooms and en-suites across Southwark, in the Victorian terraces of Camberwell, the Georgian townhouses of Dulwich and the converted flats of Bermondsey. With more than 30 years of experience in SE1, SE15, SE17 and SE22, we handle waterproofing, drainage, tiling, heating and the fit-out, making the most of tight spaces in period homes.

A bathroom fitted by GS Renovation with a panelled bath, wall-hung WC and a floating double vanity
Concealed cistern behind the tiled wall, wall-hung pan and a floating vanity, all set out to the tile grid.

Wet rooms and en-suites in Southwark

A bathroom in a Southwark period home lives or dies by its waterproofing. Before any tile goes on, we fully tank the walls and floor, so a wet room or walk-in shower stays watertight over solid Victorian floors or the timber joists common in SE5 and SE15. We set the falls correctly to the drainage, upgrade the ventilation to control condensation in older, poorly aired rooms, and lay underfloor heating where the build-up allows for warm, dry comfort.

Space is the constant challenge in Southwark's period houses. Many bathrooms sit in a narrow rear closet wing or a boxed-in landing, so we plan layouts that earn every centimetre, using wall-hung basins and toilets, walk-in showers and slim concealed cisterns. When adding an en-suite to a Dulwich or Camberwell bedroom, we route new drainage carefully to fall correctly, boxing pipework neatly and keeping disruption to the surrounding rooms to a minimum during the build.

Bathrooms in Bermondsey and Borough flats

Bathrooms in the leasehold flats and warehouse conversions of Bermondsey, Borough and SE16 bring their own considerations. Waterproofing matters even more here, because a leak affects the flat below and the wider block, so full tanking is essential. We work within the building's rules on wet-area alterations, coordinate with the managing agent, and respect the sound insulation between flats, choosing quiet extraction and careful pipe routing so a new bathroom does not become a nuisance to neighbours.

Whatever the property, the finish is what you see every day. We tile to a high standard, from large-format porcelain to traditional metro and mosaic, and fit brassware, heated towel rails and lighting to suit the room. None of this needs planning permission, though the electrical work is notifiable under building regulations, which we handle. From a compact SE17 en-suite to a full family bathroom near Peckham Rye, we deliver a watertight room that lasts.

  • Walk-in showers and wet-room installation
  • Tanking membranes and waterproof boards behind tiles
  • Ventilation and extraction ducted to outside
  • Floor strengthening before large-format tiles or stone
  • En-suite creation in bedrooms and loft rooms
Service areaSouthwark · SE1, SE5, SE15 and SE16
Local authoritySouthwark Council
Part ofSouth London (Inner London)
Typical homesVictorian terraces, Georgian townhouses and warehouse conversions
Also covered nearbyLambeth, Lewisham and Tower Hamlets

The GS Renovation Difference in Southwark

Southwark homeowners choose GS Renovation for bathrooms because we get the hidden work right, the tanking, drainage and ventilation, not just the tiles. With 30+ years across SE1 to SE22, we design space-saving layouts for period homes, install en-suites and wet rooms cleanly, and handle the building regulations and leasehold coordination so your bathroom is watertight and worry-free.

  • Structural engineer instructed and coordinated on your behalf
  • Pipework pressure and leak tested before tiling starts
  • Free, no-obligation quotations
  • Rated 4.9 from 31 reviews on MyBuilder
  • Clean, tidy and reliable tradespeople
  • Tile setting out planned so cuts land where they are not seen
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

★★★★★
I am very happy to recommend George after he completed the work on my 2 bathrooms. He worked very hard to make sure everything was completed and even…
hit10Enfield · via MyBuilder
★★★★★
George did a great job on our new bathroom. He is a really friendly and helpful guy and always ready to discuss any issues or concerns and come up…
mre_36Waltham Cross · via MyBuilder
★★★★★
It's the second time I have hired George and he has been absolutely professional and the work he did resembles perfectly what I had in mind. Being an…
ariabuffadesignerHornsey, London · via MyBuilder
Read all 31 reviews

FAQ

Frequently Asked Questions about Bathroom Renovation Southwark

Why do bathroom renovation quotes in Southwark vary so much?

Variation almost always comes from what has been left out. GS Renovation prices bathroom renovation after a survey at the SE1 property, covering structure, trades, approvals and reinstatement, so the total looks higher than a quote covering half of it. A Southwark homeowner comparing like with like usually finds the gap narrows. That is worth doing before anyone starts work in Southwark. Ring 07472 424 226 and GS Renovation will go through the SE1 quotation with you line by line. As a rough guide, bathroom renovation in London ranges from roughly £6,000 to £20,000 or more (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.

Are modern Southwark properties quicker for bathroom renovation?

Modern stock is usually faster to finish. Where bathroom renovation is concerned the difference shows after the structural stage, because a listed and conservation-area Southwark property needs far more reinstatement around the SE1 works. GS Renovation allows for that difference in the programme it issues. Both types are surveyed the same way in Southwark before any dates are committed. Ask GS Renovation on 07472 424 226 what a listed and conservation-area property at SE1 is likely to require in practice.

How is GS Renovation different for bathroom renovation in Southwark?

Size, mostly. We are small enough that you know who is coming to your SE1 home for bathroom renovation, and large enough to run the whole Southwark project without bringing in strangers halfway through. GS Renovation keeps one named manager on the Southwark site throughout. The 31 MyBuilder reviews behind our 4.9 rating describe exactly that. Email info@gsrenovationltd.co.uk and we will arrange a free survey. The Southwark reviews and Southwark references are all public.

Does a new bathroom in Southwark need planning permission?

Not for internal work. Converting a bedroom to a bathroom in a Southwark house is an internal alteration, so planning is not engaged, though building regulations are. External changes such as a new soil vent pipe on an SE1 property may need permission in a conservation area.

How do you approach bathroom renovation in a listed and conservation-area building in Southwark?

Carefully, and in a defined order. We survey the SE1 property, confirm what the structure is doing, appoint an engineer where bathroom renovation requires a design, then prop, remove and support in sequence. GS Renovation agrees with the Southwark homeowner beforehand which original features are being protected. Southwark Council inspects before anything is concealed. GS Renovation will set out the whole bathroom renovation sequence planned for your SE1 home in Southwark before anything at all starts.

Can you fit a wet room in a small Victorian bathroom in Camberwell?

Yes. In a small Camberwell bathroom a wet room is often the best use of space, removing the bulk of a bath and enclosure. The key is full tanking of the floor and walls, correct falls to a well-placed drain, and good ventilation, all of which we install over the solid or timber floors typical of these Victorian homes. No planning permission is required.

Is there a minimum job size for bathroom renovation in Southwark?

No minimum. GS Renovation takes small bathroom renovation work at an SE1 property as readily as a full project, and a modest job is how many of our larger Southwark contracts began. The survey is free either way. Ring 07472 424 226 and describe what you have in mind for your Southwark home. We will say honestly if another trade suits you better. The SE1 survey is free whether the Southwark job is large or small.

Every Service, One Team

More GS Renovation Services in Southwark

The same trusted team, 30+ years' hands-on experience and free, no-obligation quotes apply to every GS Renovation service in Southwark. Explore what else we do locally:

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Bathroom Renovation Near Southwark

We carry out bathroom renovation across Southwark and the surrounding areas. Explore a nearby location:

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Free, no-obligation quote for bathroom renovation in Southwark. Rated 4.9 from 31 reviews on MyBuilder, fully insured, and building control handled for you.

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