Bathroom Renovation Acton

Bathroom and wet-room refurbishment in Acton, tanked, plumbed and tiled by one team.

GS Renovation refits bathrooms and en-suites throughout Acton, W3, working within the tight footprints of bay-fronted Victorian and Edwardian terraces near Acton Park and Ealing Common. We handle full waterproofing, drainage, ventilation, tiling and underfloor heating, from family bathrooms to compact wet rooms.

In Acton, a full bathroom refit typically costs £6,000 to £20,000 or more (indicative London ranges, MyBuilder and Checkatrade, 2026). GS Renovation Ltd, a building contractor based in Potters Bar, does the work in Acton: we carry the tanking, plumbing and tiling as one contract, with the electrics certified by a registered electrician.

Price guide

WorkIndicative London range
Bathroom renovation, full refit£6,000 to £20,000+

Indicative London ranges (MyBuilder and Checkatrade, 2026), not a quotation. Prices checked September 2026. Full breakdown: Bathroom Renovation Cost.

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How the job runs

  1. Free design visit at your Acton home and an itemised quote.
  2. Strip-out, then first-fix plumbing and electrics.
  3. Tanking to the wet areas, then tiling.
  4. Sanitaryware and second fix, with notifiable electrics certified by a registered electrician.
A walk-in shower built by GS Renovation, tiled in large format marble-effect porcelain with a lit recess
A low profile tray with a linear waste, black framed screen and a lit niche formed in the tiling.

Waterproofing period bathrooms in Acton

Acton's older terraces often have bathrooms set in the rear closet wing or a former bedroom, where original floors and solid walls need proper preparation before any tile goes down. We tank and waterproof the wet areas fully, form falls to the drainage, and make sure ventilation is adequate so moisture is dealt with rather than trapped in the fabric of a W3 house.

Getting the substrate right is what keeps a bathroom watertight for years. On timber floors we brace and level; on solid floors we prepare and tank; and around showers we apply a continuous waterproof membrane behind the tiling. It is unseen work, but on a period Acton property it is the difference between a bathroom that lasts and one that leaks into the room below.

Housing in Acton

Around 25,660 homes make up Acton on the valuation list; 77% are flats and 23% houses, and 29% date from before 1919, 17% from between the wars and 55% from after 1945. Where most homes are flats, a bathroom in a flat in Acton sits over a neighbour's ceiling, so tanking comes first.

Adding a bathroom or en-suite to an Acton flat

Forming a new WC, shower room or bathroom is its own item in Ealing's domestic building control charges, separate from refitting a bathroom where it already is. In Acton 77% of homes are flats, so the first question for an en-suite here is how its waste reaches the shared soil stack. A WC needs a large waste with a steady fall, and in a flat the floor depth is fixed by the ceiling of the flat below. That sets how far from the stack the new room can sit.

Before the Acton layout is drawn, find the stack and measure the floor void. If the fall cannot be made, a pumped waste is the fallback, and it needs a power supply, access for maintenance and the freeholder's agreement. Tell the freeholder about any new waste route over the neighbour's ceiling, and agree how it will be tested before the floor is closed. The paperwork for a new bathroom in a flat is heavier than for a refit, so allow for it in the programme.

Wet rooms and en-suites in W3 homes

Space is tight in an Acton flat or terrace, so we plan bathrooms to make every inch count. A walk-in shower or fully tanked wet room can free up a small footprint, while a well-planned en-suite carved from a rear bedroom adds convenience without losing the room. Underfloor heating keeps the floor clear and warm, useful where wall space is limited.

We sort the drainage and ventilation properly, run new pipework where the old lead or iron has had its day, and tile to a standard that suits the house. New bathroom electrics, extractor fans and heated elements are installed to building regulations and certified by a registered electrician under Part P or notified to building control, so your Acton refit is safe, compliant and finished to a standard that lasts.

  • Niches, benches and recessed storage formed in the wet area
  • Tanking membranes and waterproof boards behind tiles
  • En-suite creation in bedrooms and loft rooms
Service areaActon · W3
Local authorityEaling Council
Part ofWest London (Outer London)
Typical homesModern and post-war flats with Victorian terraces and Edwardian villas
Housing stock29% built before 1919, 17% interwar, 55% post-war; 77% flats, 12% terraced, 11% semi-detached or detached
Also covered nearbyChiswick, Shepherd's Bush, Hammersmith, Kew and Harlesden

VOA Council Tax stock of properties, March 2025, for all 5 statistical areas in Acton. Counts rounded by the VOA.

Trusted Bathroom Renovation in Acton

Acton homeowners choose GS Renovation because we get the parts you cannot see right, the tanking, drainage and ventilation, before the tiling goes up. We plan layouts that work in tight W3 flats and terraces, install underfloor heating and en-suites properly, and have the electrics certified by a registered electrician. Our founder's 30+ years on the tools mean bathrooms built to last.

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

★★★★★
Saiid did a complete refurbishment of our small bathroom. This involved ripping out the existing bath/shower, basin, toilet, pipework, and tiles and…
mr52782Barnet · via 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 always kept to commitments and arrived on time. He offered helpful suggestions during his initial visit and promptly provided a reasonably…
scomtottIslington, London · via MyBuilder
Read all 31 reviews

FAQ

Frequently Asked Questions about Bathroom Renovation Acton

Can you quote bathroom renovation for a W3 property over the phone?

A rough steer on bathroom renovation in Acton is possible by phone; a quotation is not. The steer is £6,000 to £20,000 or more (indicative), and the figure waits until the W3 property has been seen, because purpose-built post-war construction rarely matches the assumption. The call also covers the approvals: Part P certification for any new circuit or work in the bath and shower zones. Ring 07472 424 226 or email info@gsrenovationltd.co.uk.

Can joists be cut for a new bathroom waste in an Acton house?

Only within limits the engineer or the regulations allow. Running a waste pipe across joists in your Acton house tempts deep notching, and a notch in the wrong place or of the wrong depth seriously weakens the floor. We run pipes parallel with joists where we can, or through correctly positioned holes rather than notches. Where your layout demands more, the floor structure is designed to suit it.

Does a wet room in an Acton house need tanking?

Yes. A wet room has no tray to contain water, so the floor and the lower walls are waterproofed as a continuous system before any tiling begins. The membrane is carried up behind the tiles and sealed at every junction and pipe penetration. In an Acton house with a timber floor that detail matters even more, because a leak reaching joists is discovered late and is expensive.

How much fall does an Acton wet room floor need?

Enough that water reaches the outlet from every part of the floor, which is set out before the screed or the boards go down. In an Acton bathroom the fall is formed either by tapered boards or by laying the screed to a designed gradient towards the gully. A floor that is flat in one corner holds water there permanently, and no amount of sealant corrects it afterwards.

Does a new Acton bathroom need mechanical extraction?

Yes, and it has to discharge outside. Part F requires extraction from a bathroom, and in your Acton house that means ducting to an external wall or through the roof rather than into a loft void. Moisture pushed into a roof space causes condensation and eventually decay in the timbers. You want an adequate extraction rate and a duct run that is as short and straight as the layout allows.

Can a new soil pipe go on the front or side of an Acton house in Bedford Park?

Not without asking first. In the Bedford Park conservation area an Article 4 direction means planning permission is also required for the enlargement, improvement or other alteration of a dwelling house. A new soil pipe on a visible wall alters the house. Keep the new waste inside the building or on the rear wall where the layout allows, and have the planning answer before the plumber commits to a stack position.

What sits under the bathroom floor of an older Acton house?

Timber joists that may have been cut before. In Acton 29% of homes were built before 1919, and a century of plumbing can leave notches in the joists under an old bath. The boards come up before a tiled or stone floor goes down, and any notched joist is strengthened or replaced. A tiled floor laid on a springy base can crack along the grout lines.

Which building control route suits an Acton en-suite with a pumped waste?

The full plan route. A pumped waste, a new branch to the stack or a run across the joists needs drawings. On an Ealing full plan application the plans are checked within 10 working days and a list of observations is produced. Answer those observations before first fix, and the plumber works to an approved layout rather than one that may change once the inspector sees it.

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