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Bathroom Renovation Lewisham

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

GS Renovation fits bathrooms, en-suites and wet rooms across Lewisham, working within the Victorian and Edwardian terraces of Deptford, Catford and Forest Hill. With 30+ years in SE8, SE13 and SE26, we handle the waterproofing, drainage, tiling and heating in-house, making the most of the often tight spaces these period homes offer.

Bathroom Renovation in Lewisham, London by GS Renovation
Bathroom Renovation by GS Renovation in Lewisham.

Waterproofing and wet rooms in Lewisham

Water is the enemy in an old terrace, where timber floors and lath-and-plaster walls do not forgive leaks. Before any tiles go on, we tank the space properly with a waterproof membrane across the floor and up the walls in the shower zone. In a walk-in shower or full wet room we form the falls to the drain, bond the membrane and pressure test, so water goes where it should and the structure below stays dry.

Ventilation and drainage need equal care in these houses. We fit proper extraction to clear moisture and protect the plaster and joinery, and we run new soil and waste pipes to suit the existing stack rather than fighting it. Underfloor heating warms tiled floors and helps the room dry quickly, a real benefit in a period bathroom that was often a cold afterthought bolted onto the back of the closet wing.

Clever bathroom layouts for Lewisham terraces

Space is the constant challenge in Lewisham terraces, where the family bathroom often sits in the narrow closet wing. Careful planning wins back room, a wall-hung basin and toilet to free the floor, a walk-in shower instead of a bulky enclosure, and a slim heated towel rail. We can steal a little from a landing or an oversized bedroom to create the en-suite many SE23 and SE26 families want without losing a proper bathroom.

Loft conversions on these terraces usually call for an en-suite too, where low eaves and the position of the soil stack shape what is possible. None of this internal work needs planning permission, but the electrics in a bathroom are notifiable under building regulations, which we register and certify. From tiling and lighting to the last coat of paint, one team fits the whole bathroom, so the finish and the waterproofing are the responsibility of a single contractor.

  • Freestanding and built-in bath installation
  • Bespoke vanity units and storage
  • Ventilation and extraction systems
  • Complete bathroom design and planning
  • Walk-in showers and wet-room installation
Service areaLewisham · SE4, SE6, SE8 and SE13
Local authorityLewisham Council
Part ofSouth East London (Inner London)
Typical homesBay-fronted Victorian and Edwardian terraces with rear closet wings and side returns
Also covered nearbyGreenwich, Southwark and Bromley

Why Choose GS Renovation in Lewisham

Lewisham homeowners choose GS Renovation because we get the hidden work right, the tanking, drainage and ventilation that keep a period bathroom sound, as well as the finish you see. With 30+ years across SE4, SE8 and SE14 terraces, one team fits the whole room, so there is no gap between the waterproofing and the tiling.

  • Free, no-obligation quotations
  • Over 30 years of hands-on experience
  • Dedicated project management
  • Fully insured and guaranteed work
  • Building control and planning support
  • Clean, tidy and reliable tradespeople
30+ YearsExperience
Fully Insured& Guaranteed
500+ ProjectsCompleted
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 attention to detail. I've already recommended him to others.
OscarCrofton Park, London · via MyBuilder
★★★★★
Splendid job on our new kitchen refurb, including new flooring, moving the services, installing RSJ and preparing space for new back doors… George was always friendly, communicative and has an excellent attention to detail, ensuring everything is finished to a high standard.
KathWood Green, London · via MyBuilder
★★★★★
Giorgio is an excellent and intelligent workman, and with very reasonable prices!… He paid a lot of attention to detail that is not common at all, and the final result was immaculate. Highly recommended!
Adil KhanWoolwich, London · via MyBuilder
Read all 31 reviews on MyBuilder

FAQ

Frequently Asked Questions about Bathroom Renovation Lewisham

How much does bathroom renovation cost in Lewisham?

Every Lewisham project is priced on its own merits, as the cost of bathroom renovation varies with the size, specification and condition of the home. We give a clear, itemised quote up front with no obligation. Call 07472 424 226 for an estimate tailored to your property. 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.

How long does bathroom renovation take in Lewisham?

Timescales for bathroom renovation in Lewisham vary with the size and complexity of the job. After our survey we give you a realistic schedule and keep you updated at every stage of the project.

Why choose GS Renovation for bathroom renovation in Lewisham?

Lewisham homeowners choose GS Renovation for reliability and quality. We are fully insured, building control compliant where needed, and bring over 30 years of hands-on experience to every bathroom renovation project, with a single point of contact throughout.

Do I need building regulations for a bathroom in Lewisham?

Yes. Bathroom electrics in Lewisham are notifiable under Part P and must be certified, and any drainage, ventilation or structural changes must meet building regulations. We include certified electrical work and manage building control on every bathroom project.

Do you work on Victorian and Edwardian terraced homes in Lewisham?

Yes. A large share of Lewisham's homes are Victorian and Edwardian terraced properties, and we renovate them regularly. We plan each bathroom renovation around their particular characteristics, such as solid brick walls, rear closet wings, side returns and original period features, so the result suits the building and meets building control.

Can you fit a wet room in my Lewisham terrace bathroom?

Yes. A wet room suits the tight bathrooms in Lewisham terraces well, since it removes the bulky enclosure and makes a small space feel bigger. The key is getting the tanking and the falls to the drain right on a timber floor, which we form and pressure test before tiling. We also check the soil stack and ventilation so the finished wet room stays dry and sound.

Do you cover all of Lewisham?

Absolutely. Our team works right across Lewisham and the SE4 area and neighbouring parts of South East London. Get in touch on 07472 424 226 to check coverage for your address.

Every Service, One Team

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

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Ready to Start Your Lewisham Project?

Contact GS Renovation today for a free, no-obligation quote for bathroom renovation in Lewisham.

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