The Mastic Doctor team standing beside their branded vans outside an office building
Argyll and Bute · Scotland

Washroom Sealing in Dunoon

Sealing in commercial washrooms, showers, kitchens and wet areas across Dunoon, by CSCS-carded applicators. CHAS accredited and fully insured.

  • Urinal joints that look unhygienic
  • Resealing that didn’t last because the old bead stayed
  • Failed sealant behind washroom basins
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
A fixed price, with what’s included set out clearly.
3
We seal
CSCS-carded applicators, the right product for each joint.
4
Guaranteed
Signed off, with 12 months’ guarantee.
Covering the South East & Scotland
CHAS accredited
£5m PL insurance

Washroom sealing across Dunoon

Photos, a specification or a quick description of the joints is enough to start a fixed quote.

For managing agents and facilities managers

We take on planned maintenance as well as one-off repairs: resealing failed joints building by building, on a schedule that suits your budget. Sites in Dunoon can sit alongside others in a wider programme.

Agents, factors and owners’ representatives all follow the same route: send the details, accept a fixed quote, and we carry out and guarantee the work. Keys, access and contacts can be agreed in advance.

Washroom sealing in Dunoon

Not every silicone belongs in a washroom. Sanitary silicone contains additives that resist mould, and neutral-cure versions avoid the damage acetoxy types can do to some metals, stone and mirror backings. Where food contact is possible, we use a hygienic, food-safe grade. If you’re dealing with stained sealant around pans and urinals and gaps where vanity tops meet the wall, we can put it right. A specialist sealant contractor works differently from a general builder: on jobs in Dunoon, preparation and product choice get the time they need.

Hotels and holiday accommodation in rural Scotland have busy and quiet seasons, so washroom work is often best planned for quieter months.

Every job ends the same way: guaranteed. You get a 12-month guarantee on our workmanship, and we explain exactly what that covers when we quote.

The Mastic Doctor team beside their liveried vans in front of an office building
Place
Dunoon (PA23)
Region
Argyll and Bute
Cover
12 months on our workmanship
Quote
Fixed quote, scope in writing
Telephone
01277 525 020
Page updated
3 November 2026

From enquiry to sign-off

Before we leave any area, the masking comes off, the area is cleaned and every joint is checked. Where the sealant needs time to cure before use, we tell you and sign the area. For a building near Dunoon, directions, keys and a contact on the day are worth sorting early. That goes into the plan alongside the quote.

  1. We survey each room, count the joints and note anything behind them that needs another trade.
  2. The phasing is agreed so there are always facilities open.
  3. Failed silicone is removed completely and the surfaces cleaned of every trace.
  4. We clean and dry every surface so the new sealant can grip.
  5. We lay a sanitary silicone bead and tool it smooth so it is easy to clean.
  6. Each room is handed back once the sealant has had its cure time.

Preparing the site

  • Share your working hours and any access restrictions
  • Let building users know which areas are affected
  • Send asbestos survey details if the building is pre-2000

Getting a fixed quote

Pricing a project or setting a maintenance budget? We will quote against your scope and drawings that you can work with. If you have questions first, call 01277 525 020 or send details through our quote form.

Get a quick quote

Advice

Busy facilities in and around Dunoon

With the shore within about 1 mile, Dunoon counts as a coastal location, and places by the sea often rely on visitors, so their hotels and holiday lets see heavy seasonal use. Washrooms used guest after guest wear their sanitary silicone faster, and the quieter months are the natural time to reseal. The area within 2 miles of Dunoon holds plenty of hotels. Behind every hotel door there’s a bathroom whose sealant will need renewing sooner or later. Rooms are done in turn so most stay available.

Schools such as Dunoon Primary School And Janitor's House have toilets, changing rooms and kitchens that are best resealed in the holidays. At a hospital like Cowal Community Hospital, under half a mile north of Dunoon, patient and staff washrooms are best done in short phases agreed with the ward. For a hotel such as Argyll Hotel, which lies south of Dunoon, resealing en suites a few rooms at a time keeps the rest available.

Dunoon (Gaelic: Dùn Obhainn) is about 6 miles west of Greenock, in Argyll and Bute. Commercial clients in Dunoon can call on us for washrooms and wet areas, as part of our coverage of Argyll and Bute. Across Argyll and Bute, 124 places are covered, Dunoon among them. We also cover Glasgow, some 26 miles away.

Commercial sites across PA23 are covered for washrooms and wet areas. Streets here include Queen Street, Queens Court and Pilot Street, and sites on any of them can send details for a fixed quote. You’ll find Dunoon on or near the A815 and A885, so getting applicators and materials to site is simple. Sites close to Dunoon are covered too, including Kirn (1 mile north-east), Hunters Quay (1 mile north-east), Bullwood (2 miles south), Sandbank (2 miles north) and Strone (2 miles north). Further afield, our area takes in Helensburgh (9 miles north-east), Rothesay (10 miles south-west), Cardross (11 miles east), Rhu (7 miles north-east), Garelochhead (10 miles north-east) and Port Bannatyne (9 miles south-west). Dunoon is one of the busier places in Argyll and Bute, and we take on washrooms and wet areas for its commercial and public buildings. Remote and island addresses take more planning, from travel and ferries to the weather, so give the site location in your enquiry.

Local landmarks in Dunoon

Locally, jobs take us to sites close to Dunoon Grammar School. For rail, the closest station is Inverkip station, about 3.9 miles south-east of the centre. A little further out are Dunoon Castle (0.6 miles south) and Castle House Museum (0.6 miles south). The countryside around Dunoon includes Loch Loskin.

Map of Dunoon © OpenStreetMap contributors

Site staff or a sealant specialist?

Some joints are best left to specialists: fire-rated seals that must follow a tested detail, trafficked floor joints and external movement joints among them. Getting these wrong typically costs more in the end than doing them right.

The visible bead is only part of the job. Correct depth, the right primer and a sealant matched to the movement are where general trades tend to cut corners.

Why act early in Dunoon

Leaving the job until a shutdown often means living with it for months. Phasing lets it happen now, with facilities kept in use. Exposed buildings in Scotland take a lot of weather, so it’s worth renewing joints around Dunoon before they leak.

A quote for washrooms and wet areas depends on how many there are, their condition and the access, and any specification that applies. Ask us for a fixed quote.

Why appoint us

  • A Constructionline member, so easy to vet
  • Colours chosen to suit frames, cladding or finishes where possible
  • One contact handling all your sites
  • CHAS accredited

Take a look at our cost guide or our accreditations and insurance.

How the job changes by surface

Basins and vanity tops

Natural stone tops can be marked by acetoxy silicone, so the product is chosen to suit.

IPS and cubicle panels

A panel that has already swollen won’t be fixed by sealant and we will point out any we see.

Questions about Dunoon

Is a hospital such as Cowal Community Hospital somewhere you can work?

Yes, provided the work is planned with the site’s estates team. The estates team’s permit system and infection-control rules come first, and the work is planned around them.

Is Dunoon off your patch?

Not at all: smaller places are covered as well as towns. We cover the whole of Scotland. Good photos up front let us bring everything on the first visit.

Are your applicators CSCS-carded?

Yes. Should the site need card details in advance, tell us and we’ll confirm them with the quote.

Can you quote from photos?

It depends on the job. Simple work can often be priced from photos, while larger or less clear jobs get a site visit first.

Which sealant will you use?

A specification, where there is one, decides it. If there isn’t one, it comes down to the joint: how much it moves, what it bonds to and whether it’s wet, trafficked or fire-rated.

How many days will you need on site?

The duration is planned around your programme and the access we are given. We’ll give you an estimate of time on site when we quote.

Do you do washroom sealing in healthcare settings?

Yes. Your infection-control rules, estates requirements and permits are followed. The work is phased around patients or residents.

What we can’t put right

Before quoting, we check that sealant is the right answer. It isn’t the answer for:

  • Leaking pipes, traps, wastes or cisterns, which need a plumber
  • Hollow tiles or loose panels behind the joint
  • Swollen or delaminated boards behind panels or vanity tops

If in doubt, call the office on 01277 525 020 or use the quote form and we will say what we think before you book.

What we seal

  • Kitchens and tea points
  • Vanity units and basins
  • Accessible toilets and changing rooms
  • IPS panels and cubicles
  • Urinals and WCs
  • Showers, trays and wet room floors
Accreditations

Trusted. Accredited. Insured.