The Mastic Doctor team standing beside their branded vans outside an office building
Greater London · England

Westbourne Green washroom sealing

Sealing in commercial washrooms, showers, kitchens and wet areas in Westbourne Green. CHAS accredited and fully insured, with a 12-month guarantee.

  • Mould spotting along silicone joints
  • Urinal joints that look unhygienic
  • Failed sealant behind washroom basins
1
Send details
Tell us about the site, with photos if you have them.
2
Get a quote
One fixed quote covering the agreed scope.
3
We seal
CSCS-carded applicators, the right product for each joint.
4
Guaranteed
Our workmanship is guaranteed for 12 months.
London, the South East & Scotland
CHAS accredited
£5m public liability

Washroom sealing in Westbourne Green

Share the site address and what’s failing, and we’ll reply with a fixed quote or arrange a visit.

Looking after the joints

Once the work is signed off, these steps help:

  • Report faulty extraction promptly
  • Tell us about infection-control or permit rules before we quote
  • Don’t leave trays and floors sitting wet
  • Act on the first split you see at a shower tray

Each room goes back into use only when the sealant has cured enough. We’ll tell you when the wet areas can be used and signage stays in place until that time.

Small numbers of failed joints are quick to phase in. Left, it tends to become a building-wide job with more phasing to plan.

How we handle washroom sealing in Westbourne Green

In healthcare and care settings, sealing is part of keeping surfaces cleanable. Your estates and infection-control requirements, and any permits the site uses, shape how we work. Tell us what records you need and we’ll confirm with the quote. We work on kitchens and tea points, IPS panels and cubicles and accessible toilets and changing rooms, and the usual reasons a site gets in touch are failed joints along IPS and cubicle panels and complaints from staff, guests or users about tired washrooms. A specialist sealant contractor works differently from a general builder: in Westbourne Green, that means joint design, primers and backing rod as standard.

Washrooms in London offices, hotels and gyms are used hard from morning to evening. We cut out tired sealant around vanity units, cubicles, IPS panels and showers and lay fresh anti-mould sanitary silicone, a block of facilities at a time.

Building owners and contractors get the same cover: twelve months on the work we carried out. It doesn’t extend to damage, faults in the building or work by others, and we’re upfront about that.

Place
Westbourne Green (W2, W9, W11)
Wider area
Greater London
Guarantee
12 months on our workmanship
Quote
A fixed quote before we start
Telephone
01277 525 020
Page updated
3 November 2026
Mastic Doctor team members lined up next to their branded vans outside an office building

How a job runs

Occupied buildings need a little choreography. The work area is signed and kept contained, with routes through the building left open and work section by section so the rest of the building stays in use. Most London premises stay occupied while we’re on site, so zones and timings are agreed with whoever manages the building. Areas are handed back as each section is finished.

  1. We agree which washrooms close and when.
  2. Anything behind the joints that needs another trade is flagged.
  3. Old sealant is stripped and the faces prepared.
  4. We reseal with the grade suited to each area.
  5. We give you a reopening time for every room.

Preparing the site

  • Share your working hours and any access restrictions
  • Flag any permit to work we’ll need
  • Tell staff and tenants when we’ll be in

Quotes

Need a figure for a tender or a budget? We’ll quote against your scope and drawings that you can work with. If you have questions first, call 01277 525 020 or email us.

Get a quick quote

Read more

When to bring in a specialist

Certain joints really need a specialist: for instance fire-rated seals that must match a tested detail, trafficked floor joints and external movement joints. Getting these wrong usually costs more in the end than doing them right.

Redoing a failed joint typically costs more than getting it right at the outset, because the whole bead must be removed and the faces cleaned back again. That’s why many clients bring in a specialist from the beginning.

What happens if it’s left?

Running fresh silicone along a failed bead hides the problem briefly. It doesn’t bond, so it peels and traps dirt behind it. Cutting out completely and cleaning back takes a little longer and lasts. In Westbourne Green, each extra visit means more notices, permits and disruption, so a proper job first time, with the old sealant fully removed, is worth it.

Quantities, awkward access and phased working all shape the price. Site requirements like inductions and permits play a part as well.

Why choose Mastic Doctor in Westbourne Green

  • Our applicators hold CSCS cards
  • 12-month guarantee on workmanship
  • Health and safety: CHAS accredited
  • A fixed quote before work starts

Read how commercial sealant jobs are priced and how we’re accredited.

Different surfaces, different methods

Healthcare and care settings

Healthcare work is phased so wards, clinics or residents’ areas keep their facilities. Tell us what records you need and we’ll confirm with the quote.

Changing rooms and gyms

Gym and leisure changing rooms see showers running most of the day so sealant there works very hard. We use anti-mould sanitary silicone throughout.

Sanitary sealant for Westbourne Green buildings

The area within 2 miles of Westbourne Green holds a good number of hotels. En suite bathrooms, staff changing rooms and kitchens all need their sanitary silicone renewed in time. Rooms are done in turn so most stay available. In London buildings, toilets and showers generally need to stay partly open, so we take one block of facilities out of use at a time.

On an industrial estate such as Stable Way Industrial Estate (1.5 miles west of Westbourne Green), staff toilets, showers and canteens are where sanitary sealant takes the most wear. For a college such as City of Westminster College, 0.5 miles north of Westbourne Green, half-term and summer give the windows for washroom work.

Westbourne Green is about 2 miles north-east of Kensington, in Greater London. Our applicators travel to Westbourne Green for work on washrooms and wet areas, handled exactly as we handle every other area. Our Greater London coverage takes in 764 places, large and small.

We take on washrooms and wet areas across the W2, W9 and W11 postcode area, whatever the building. We cover commercial and managed buildings on Salem Road, Talbot Road and Harrow Road and the roads nearby. With the A404 and A4206 nearby, Westbourne Green is straightforward for us to reach. Close to Westbourne Green, our area also takes in Little Venice (1 mile east), Westbourne (1 mile south-west), Maida Vale (1 mile north), Paddington Green (1 mile east) and Paddington (1 mile east). Nearby towns on our patch include London (4 miles east), St Pancras (3 miles east), Shoreditch (5 miles east), Walthamstow (8 miles north-east), Hoxton (5 miles east) and Whitechapel (5 miles east).

Local landmarks in Westbourne Green

Locally, jobs take us to sites close to Maida Vale School, Emslie Horniman's Pleasance and Abdus Salam Library, among other places. Other local landmarks include The Bridge House (under half a mile east) and Westminster Academy (under half a mile west). For rail, the closest station is London Paddington station, roughly 0.5 miles south-east of the centre. Other landmarks nearby include Greek Orthodox Cathedral Treasury Museum (0.6 miles south) and Paddington General Hospital (less than half a mile north-west). Green spaces nearby include The Long Water and Greville Place nature reserve.

Map of Westbourne Green © OpenStreetMap contributors

Common problems we fix in Westbourne Green

Mop buckets, trolleys and knocks from users damage joints near the floor at skirting lines, urinal bases and around pans.

These are often picked up first by site or facilities staff:

  • Sealant lifting along a tray edge
  • Kitchen worktop joints that can’t be kept clean
  • Gaps where vanity tops meet the wall
  • Discoloured joints around urinals and WC pans

Student showers at universities like Brigham Young University London Centre (0.7 miles south of Westbourne Green) see more use than most, and their silicone shows it.

What your quote should include

  • Their approach to joint depth and backing
  • The named product and why it was chosen
  • Will failed sealant be removed rather than covered?
  • Their pre-qualification and accreditations

Our contractor checklist

Common questions from Westbourne Green clients

Do hotels near Westbourne Green have to close for sealant work?

Almost never. The work is phased so most rooms stay available. We agree the order of rooms and the timings with you before we start.

Is a hospital such as St Mary's Hospital somewhere you can work?

Yes, healthcare and care buildings are part of our work. The estates team’s permit system and infection-control rules come first, and the work is planned around them.

What will the job cost?

Every job gets its own fixed quote. To get one, call the office on 01277 525 020 or send details through our quote form with a description of the work.

Are you insured?

Yes. We are fully insured, including public liability cover.

Do you do washroom sealing in healthcare settings?

We work in clinics, hospitals and care homes. Any records you need are confirmed with the quote.

What happens if old sealant might contain asbestos?

The duty to manage asbestos sits with the building’s dutyholder, so for older buildings we ask for the asbestos register first. Work pauses if suspect material is found, until it has been tested.

Do you take on multi-site work?

Yes. Multi-site work and planned programmes are a core part of the service, with each site phased to suit its occupants.

Accreditations

Trusted. Accredited. Insured.