Luxury bathroom and wet-room refurbishment in Rickmansworth. Trusted, professional, 30+ years' hands-on experience.
GS Renovation fits bathrooms, en suites and shower rooms in Rickmansworth houses, including the drainage, the tanking, the ventilation and the electrics. Where a bathroom moves to a new position, we work out the waste runs and the falls before anything is ordered. Fully insured, free no obligation quotations, and one point of contact from survey to handover.

Not always where a floor plan suggests. The Town Ditch in Rickmansworth, used as a sanitary channel in earlier times, was diverted from the Chesham Stream and River Colne and has been partially retained. Historic watercourses and old drainage lines around a property are a reason to survey the existing runs and connection points rather than assume them from a drawing.
So we trace the existing soil stack and gully positions first, then design the new layout around falls that can actually be achieved. Moving a WC away from the stack is the change that forces a rethink, because a soil pipe needs a continuous fall and a boxed route to run in. Where the fall is not there, a pumped system is a decision made at design stage, with its maintenance and access designed in, not improvised at second fix.
Those rivers are monitored. The Environment Agency operates a flood warning area called River Colne at Rickmansworth, reference 062FWF28Rickmans, which covers the River Colne at Rickmansworth including Batchworth, Money Hill and Maple Cross. It also runs a river level gauging station named Rickmansworth on the River Chess, and another named Moor Lane on the River Colne at Rickmansworth.
If your house sits in that warning area, a ground floor bathroom is worth specifying differently. A tiled floor on a properly tanked substrate, sealed junctions at wall and floor, and services routed so a wet floor cannot reach a socket all help a room dry out rather than be stripped out. None of that is flood defence. It is a specification choice that makes recovery cheaper, and it adds little at the point the room is being built anyway.
These carry an extra requirement in one part of the district. Any planning application in the Moor Park conservation area that includes a basement must be accompanied by a flood risk assessment setting out the effect of the proposals on existing underground watercourses. Land to the east of Moor Park, along the railway line, lies within Flood Zone 3, and the Batchworth Neighbourhood Plan notes this is made worse by surface water flooding linked to hard surfaces and drainage capacity.
Below ground, a bathroom drains upward or it does not drain. That means a pumped waste with a sealed chamber, a non return valve and accessible maintenance, plus tanking to walls and floor before any board or tile goes on. Ventilation has to be mechanical and ducted to outside air. We settle all of it at design stage, because retrofitting a pump route into a finished basement means taking the finishes off again.
A bathroom is a drainage job wearing tiles. GS Renovation surveys the existing waste runs and falls before quoting, specifies tanking and ventilation to suit where the room sits in the house, and coordinates the notifiable electrical and drainage work through building control. Fully insured, registered in England, company number 14611254, with free no obligation quotations and one point of contact.
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…
Built a new extension at rear of property. Laid foundations, drainage, raised floor, new roof and completed all fixtures and interior decoration…
George was brilliant. Lovely bloke, very reasonably priced and a perfectionist to boot. He completed our small kitchen renovation with care and great…
FAQ
Not from us, though there are unknowns and we name them upfront. On an older Rickmansworth property bathroom renovation can uncover wiring, timber or drainage that nobody could see at the WD3 survey, and we tell you what we suspect before starting. Anything additional is priced and agreed in writing first. GS Renovation has never treated a surprise as a licence to inflate a Rickmansworth invoice. Ring 07472 424 226 and GS Renovation will name the likely unknowns at your WD3 address. 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.
It can where the soil stack can be extended and the head height works, and both are checked before anything is designed. The design code records nearly all the buildings in Moneyhill as two storeys, so a loft room means a conversion with its own structural, stair and fire requirements, inspected by Hertfordshire Building Control. The bathroom itself is the smaller part. The waste run, the ventilation duct and the water pressure at that height decide the layout.
Yes, with mechanical extract ventilation ducted to outside air and an overrun timer. A room with no window is signed off on the ventilation rate rather than on daylight, and Hertfordshire Building Control does that for Three Rivers District Council. The duct is the difficult part in an older house: keep it short, insulate it where it runs through cold space, and terminate it outside rather than in a loft void, where the moisture comes back as damp.
It does, once the deck is stiffened and properly tanked. A timber floor deflects, and a tanking membrane and tile bed will not tolerate movement, so the joists are checked and the deck upgraded before any waterproofing goes down. Norfolk Road has late Victorian terraced housing known as Riverside Terraces, and floors of that age were built for a bathroom with a bath, not for a drained floor. The falls are set into the deck, not into the tile bed.
It can, and the complaint that follows is noise rather than structure. A bath filling, a pump running and a waste discharging all transmit through a shared wall, and in the workers' terraced housing along Talbot Road, Wharf Lane and Norfolk Road the room on the other side can be a bedroom. Mount the bath on isolating feet, keep any pump off the party wall, and use an independent batten frame rather than fixing pipework to the brickwork.
Yes, with a low profile system laid over the existing deck. The build up matters more than the heat output: boards, mat and tile raise the finished floor, so the door has to be eased and the threshold onto the landing rethought. In houses of the age the 1993 appraisal describes at the west end of Rickmansworth High Street, landing and bathroom floors are not guaranteed to be level with each other. Measure both before ordering.
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 Rickmansworth. Explore what else we do locally:
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Free, no-obligation quote for bathroom renovation in Rickmansworth. Rated 4.9 from 31 reviews on MyBuilder, fully insured, and building control handled for you.