Bathroom Renovation Maidenhead
Bathroom and wet-room refurbishment in Maidenhead, tanked, plumbed and tiled by one team.
- Rated 4.9 from 31 reviews on MyBuilder
- Guide from £6,000 (London-derived)
- Free design visit, itemised quote
A bathroom renovation is a drainage, ventilation and waterproofing job with tiling on top. Getting the falls, the soil connection and the extract right is what decides whether it lasts. We coordinate the trades, and we appoint a structural engineer wherever a floor or a wall has to be altered. This page covers the drainage and building control questions a Maidenhead bathroom raises.
For Maidenhead, on London-derived ranges a full bathroom refit typically costs £6,000 to £20,000 or more; Berkshire work generally runs below that. GS Renovation Ltd, a building contractor based in Potters Bar, does the work in Maidenhead: we carry the tanking, plumbing and tiling as one contract, with the electrics certified by a registered electrician.
Price guide
| Work | Indicative range |
|---|---|
| Bathroom renovation, full refit | £6,000 to £20,000+ |
Indicative London ranges (MyBuilder and Checkatrade, 2026), not a quotation. Berkshire work generally runs below the London figures; your price follows a site visit. Prices checked September 2026. Full breakdown: Bathroom Renovation Cost.
Quick estimate for Maidenhead
Maidenhead range: choose above
How the job runs
- Free design visit at your Maidenhead home and an itemised quote.
- Strip-out, then first-fix plumbing and electrics.
- Tanking to the wet areas, then tiling.
- Sanitaryware and second fix, with notifiable electrics certified by a registered electrician.
The sewer your bathroom connects to belongs to Thames Water
Thames Water is the statutory sewerage undertaker for the whole of the Royal Borough of Windsor and Maidenhead. Where a bathroom moves, or where a new soil stack or waste run has to cross the line of a public sewer, the agreement to build over is Thames Water's to give rather than the council's. We establish where the drainage runs before a layout is agreed.
Moving a WC is the decision that carries the rest of the room. The soil connection sets the falls, the falls set the floor build up, and the floor build up sets the door, the threshold and the tiling. We work that sequence backwards from the stack at design stage, so the layout you approve is the layout that can be built.
Housing in Maidenhead
About 26,980 homes are listed for Maidenhead, and the mix is 67% houses to 33% flats, with 78% built after 1945, 8% in 1919 to 1939 and 12% earlier. A detached house in Maidenhead can add a soil stack for an en suite, and 24% of homes here are detached.
Applications go on the council's own forms, and the inspections decide the certificate
The Royal Borough of Windsor and Maidenhead no longer accepts building regulations applications through the Planning Portal. Applications must be made using the council's own online forms. Where a bathroom job needs an application, that is the route it takes, and we make it rather than leaving it with you.
The council states that if it is not called to carry out the relevant inspections it will not be able to issue a completion certificate. It also states that a Notice of Completion form must be completed by all parties and returned before a completion certificate can be issued. We book the inspections and return that paperwork as part of the job.
Older Maidenhead houses set what a new bathroom can be built into
The Maidenhead design code describes the Town periphery character area as Victorian and Edwardian suburbs of terraced and semi detached two storey dwellings, built in local warm orange red brick with decorative plaster moulding, colour washed render and hung sash windows. Timber floors and lath and plaster behind the tiles are what a bathroom in that stock is fixed to, so we check the substrate before anything is ordered.
The code describes the Castle Hill area within the St Mark's and All Saints character area as detached and semi detached late Georgian and Regency stucco fronted villas with shallow pitched slate roofs. A stucco front is not somewhere to put a new soil pipe or an extract terminal without thought. We agree the route and the terminal position before the room is stripped.
- Soil pipe and waste re-routing within the floor build-up
- Shower pumps and pressure improvements where flow is poor
- Complete bathroom design and planning
VOA Council Tax stock of properties, March 2025, for all 7 statistical areas in Maidenhead. Counts rounded by the VOA.
Why Maidenhead Homeowners Choose GS Renovation
A bathroom is decided by what is behind the tiles. We open up and check the joists, the substrate and the existing drainage before a layout is fixed, and we appoint a structural engineer where a floor or a wall has to be altered. Where an application is needed it goes on the borough's own online forms, and we book the inspections so the completion paperwork closes properly at the end. One point of contact covers the strip out, the first fix, the waterproofing, the tiling and the making good. GS Renovation Ltd is fully insured, registered in England, company number 14611254, and rated 4.9 from 31 reviews on MyBuilder.
Saiid did a complete refurbishment of our small bathroom. This involved ripping out the existing bath/shower, basin, toilet, pipework, and tiles and…
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…
The kitchen has been fitted to the high standard. Saaid was polite, professional, tidy, he pays attention to a little details that make huge…
FAQ
Frequently Asked Questions about Bathroom Renovation Maidenhead
How does your bathroom renovation price in Maidenhead compare with a national firm's?
National and local totals for bathroom renovation in Maidenhead are usually closer than the structures behind them, within £6,000 to £20,000 or more (London-derived). A national firm subcontracts the work and prices its overhead into your quotation; GS Renovation carries out the SL6 job itself. Ask both for the same breakdown, and check that each prices the work in its proper order: the waste run is fixed before the tray goes down.
Does the neighbourhood plan's rule about pumping stop a pumped waste in a Flood Zone 3 bathroom?
No, that policy is about flood impact rather than plumbing. Policy BI-2 applies to proposals in Flood Zones 2 and 3, and to sites over one hectare in Flood Zone 1. It requires them to demonstrate that mechanical pumping is not required to prevent flood impact in an event up to and including a one in 100 year event. A pumped waste inside an existing bathroom is a drainage and building regulations question.
Can a new extract or soil vent go through the roof slope in a conservation area?
It can, and where it goes is judged on what shows from the street. The council's Maidenhead Town Centre appraisal records steeply pitched roofs covered with red clay tiles in the High Street, with later buildings roofed in slate. A terminal cut into a front slope reads differently from one on a rear slope, and a tile vent differs from a pipe. We settle the route and the position at design stage.
Can a level access wet room be built on the timber floor of a Victorian terrace?
It depends on the depth available in the floor, which is why a section is opened up before the layout is agreed. The Maidenhead design code describes the Boyn Hill to Rutland Road suburb as short terraces of orange red brick under slate roofs, and records Boyn Valley Road as yellow London stock brick. The falls for a level threshold come out of the joist depth, so what is achievable is set by what is there.
Does a bathroom refit in the same layout need a building regulations application?
Replacing a suite in the same positions, with no change to drainage, ventilation, electrics or structure, does not. It does where a new soil connection or waste run is formed, where a wall or floor is cut to fit the room, or where mechanical ventilation is added. The Royal Borough runs its own building control service, so the check and the site visits sit with one body. We tell you which applies at the survey.
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