Luxury bathroom and wet-room refurbishment in Beckenham. Trusted, professional, 30+ years' hands-on experience.
GS Renovation fits bathrooms, en-suites and wet rooms across Beckenham, working within the bay-fronted terraces and interwar semis of BR3. With over 30 years of experience in South East London, we handle the waterproofing, drainage, tiling and heating, turning cramped period bathrooms into properly finished spaces that stay watertight for the long term.

A lasting bathroom starts with what sits behind the tiles. In Beckenham's older homes we tank and waterproof the walls and floor before any tiling goes down, which is essential in a wet room or walk-in shower where water is not contained by a tray. Proper tanking protects the timber floors and lath-and-plaster walls common in these terraces, preventing the damp and rot that dogs poorly built bathrooms.
We also put the unseen essentials right: adequate drainage falls, upgraded soil connections, and mechanical ventilation to clear moisture from rooms that often have only a small window. Underfloor heating can be laid beneath tiled floors to warm the space and help it dry, a real benefit in a north-facing Beckenham bathroom. Every element is planned so the finished room performs, not just looks the part on day one.
Bathrooms in Beckenham terraces are often tucked into a rear closet wing or a narrow box room, leaving little to work with. We plan these tight spaces carefully, using wall-hung sanitaryware, compact walk-in showers and concealed cisterns to free up floor area and make a small room feel larger. Thoughtful tiling and lighting choices then open the space up visually without changing the footprint of the room.
Adding an en-suite is a popular way to get more from a Beckenham bedroom, often carved from a large main bedroom or an oversized landing. We route the new drainage and water supply discreetly, install proper extraction, and tie the work into the existing services. Bathroom electrics are notifiable under building regulations, so we make sure every circuit and light is installed and certified to the correct zone ratings.
Beckenham homeowners choose GS Renovation because a bathroom is only as good as the waterproofing and drainage you cannot see. We tank properly, get the falls and ventilation right, and finish with tiling, heating and lighting that last. One team handles the plumbing, electrics and building regulations, backed by 30+ years fitting bathrooms in BR3 period homes.
My husband and I are extremely pleased with the work. The standard of the work is outstanding and Saiid has a great eye for detail and will not leave…
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…
George is a very hard working builder, and has done a fantastic job on replacing my Bathroom. His attention to detail was great and I wouldn't…
FAQ
Set aside the structural element, the finishing trades and the approvals as three separate amounts. That is how the bathroom renovation quotation for a Beckenham home is laid out, and it is why the BR3 survey happens before any figure is discussed. The engineer's fee, where bathroom renovation needs a design, is shown rather than buried. Ask GS Renovation on 07472 424 226 for the current position in Bromley. The survey at the BR3 property is free, in Beckenham and across Bromley. 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.
Often, though not always. A modern Beckenham house usually gives a cleaner run at bathroom renovation, but timber frame, engineered joists and concealed services at a BR3 address bring their own checks before anything structural is touched. GS Renovation confirms the construction before programming the Bromley work. Speed comes from knowing what is there, not from the build date on the deeds. Ring 07472 424 226 and GS Renovation will describe how a modern BR3 home in Beckenham usually runs.
Happily. Previous Beckenham clients are usually willing to talk about how a bathroom renovation project actually ran, including what went wrong and how GS Renovation dealt with it. We will point you at recent work near BR3 and in Orpington. The 31 MyBuilder reviews behind our 4.9 rating are public and cover the same ground. Ring 07472 424 226 to arrange a Bromley introduction. Nothing about a Bromley reference is curated by us at BR3.
Usually yes, and it is one of the commonest upgrades we make in Beckenham. The constraints are the soil stack route and the floor structure, both checked at survey, and the electrics need Part P certification through Bromley Council.
That is most of what we do here. Bathroom renovation in older Beckenham housing rewards knowing where the structure genuinely runs, which is rarely where the drawings suggest at a BR3 address. GS Renovation allows for that in both the programme and the quotation. Ring 07472 424 226 and we will describe recent work in Bromley. The Beckenham survey is free, and GS Renovation will say plainly if bathroom renovation at a BR3 address is difficult.
Yes. The rear closet wing of a Beckenham terrace often suits a compact wet room, provided we tank and waterproof the whole area first and set the correct drainage falls. We check the floor structure, upgrade the ventilation, and can add underfloor heating to help the space dry. Proper tanking is what keeps a wet room reliable in an older home.
Yes, from any part of Beckenham and the BR3 area, and from the surrounding Bromley too. GS Renovation quotes bathroom renovation free of charge with no obligation, whether the property is at BR3 or over towards Orpington. If we are not the right firm we will tell you rather than quote and hope. Ring 07472 424 226 and we will book a survey. Small jobs are as welcome as large ones. Building control is coordinated where the work requires it.
Every Service, One Team
The same trusted team, 30+ years' hands-on experience and free, no-obligation quotes apply to every GS Renovation service in Beckenham. Explore what else we do locally:
Same Service, Nearby Areas
We carry out bathroom renovation across Beckenham and the surrounding areas. Explore a nearby location:
Free, no-obligation quote for bathroom renovation in Beckenham. Rated 4.9 from 31 reviews on MyBuilder, fully insured, and building control handled for you.