The Mastic Doctor team standing beside their branded vans outside an office building
Na h-Eileanan Siar · Scotland

Washroom Sealing in Portvoller

Sealing in commercial washrooms, showers, kitchens and wet areas in Portvoller. CHAS accredited, Constructionline member, with a 12-month guarantee on workmanship.

  • Sealant stained black around basins and showers
  • Stained sealant around pans and urinals
  • Stained or open joints at kitchen sinks and worktops
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
One fixed quote covering the agreed scope.
3
We seal
The right sealant, to the right depth, neatly finished.
4
Guaranteed
12-month guarantee on our workmanship.
Covering the South East & Scotland
Constructionline member
Fully insured: £5m PL

Washroom sealing for businesses in Portvoller

Send drawings, photos or a joint schedule, or tell us about the site, and we’ll come back with a fixed quote.

Washroom sealing in Portvoller

Accessible toilets, shower rooms and changing rooms have joints that work harder than most: shower trays, wet-room floor edges, basins and floor-to-wall junctions. Gaps in those places let water get under the floor or behind panels so they get particular attention. Site teams most often ask us about shower tray joints that have opened up and kitchen worktop joints that can’t be kept clean, across vanity units and basins, IPS panels and cubicles and showers, trays and wet room floors. One point of contact handles commercial sealant work in Portvoller from the first photographs to the final walk-round, for single jobs and planned programmes alike.

For washroom work around Portvoller, we plan so every room on the list is done in one trip where possible. Send photos and a room list and we’ll give a fixed quote.

Our 12-month guarantee is about workmanship, not wear and tear. Sealant wears with time, and movement, weather, cleaning and use decide how fast, so we spell out the cover before we begin.

The Mastic Doctor team standing beside their branded vans outside an office building
Location
Portvoller (HS2)
Wider area
Na h-Eileanan Siar
Guarantee
12 months on every job
Quotes
A fixed quote before we start
Call
01277 525 020
Page updated
3 November 2026

Our process

The first thing on site is a walk round with your contact, agreeing which joints are in scope, where to start and what must stay open. Then we strip out anything that has failed, prepare every joint and seal it. For work around Portvoller, we aim for one trip, which is why we ask for photographs and a full list first. Outside work also needs a suitable weather window.

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

Getting the site ready

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

Get a fixed quote

Specifications, drawings and tender packages are welcome with any enquiry, and we will price against exactly what is specified. Smaller jobs need nothing more than photographs and a few notes.

Ask for a quote

Read more

Leave it or put it right?

Bleaching black sealant may lighten it for a few days, but the mould is rooted in the silicone and comes back. A full reseal deals with it and cleaners stop fighting a losing battle. Buildings that aren’t in daily use, such as halls and seasonal premises, may let water in unnoticed, so a failed joint has time to cause damage. Resealing early avoids that.

Quantities, awkward access and phased working all shape the price. Site requirements like inductions and permits play a part as well, along with the time of year for external work.

Why appoint us

  • Joints cleaned back to sound surfaces
  • Health and safety: CHAS accredited
  • Colour agreed before work starts
  • Constructionline member for supplier checks

Read our cost guide or our accreditations and insurance.

Do you need washroom sealing in Portvoller?

A lot of failed washroom sealant was laid over an old bead or a dirty surface. Silicone won’t adhere to a silicone bead so it peels away quickly.

Common reasons buildings call us in:

  • Black mould inside silicone joints that cleaning can’t shift
  • Stained or open joints at kitchen sinks and worktops
  • Users noticing mouldy joints
  • A new bead over an old one coming away

Pupil toilets at schools like Aird Primary School take heavy daily use, and the holidays give the window to reseal.

Comparing quotes

  • The terms of the workmanship guarantee
  • Their pre-qualification and accreditations
  • What site paperwork they can supply
  • Their plan for phasing and protecting the area

Choosing a commercial sealant contractor

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 Portvoller can sit alongside others in a wider programme.

For main contractors, we work as the sealant subcontractor, on new build and refurbishment alike. Programme, specification and site rules come first, with CSCS-carded applicators on site.

How the job changes by surface

Showers and trays

A tray that rocks or has cracked won’t be fixed by sealant and we flag that beforehand.

IPS and cubicle panels

Panels flex slightly in use, so the sealant has to take that movement. We check fixings before sealing.

Questions about Portvoller

Will you travel to Portvoller on the island?

Yes, Portvoller is within the area we cover. We work across every Scottish council area. We group island work where we can and plan around the crossings.

Will all the washrooms in our Portvoller building be closed at once?

Rarely all at once: work is phased so some facilities are always available. We will tell you the curing time for the product before we start.

What happens if old sealant might contain asbestos?

Managing asbestos is the dutyholder’s responsibility, so we’ll ask for the register before work on an older building. If anything suspect turns up, we stop until it’s tested.

Are your applicators CSCS-carded?

Yes. Our applicators hold CSCS cards.

Do you take on multi-site work?

Yes. Several buildings can share a single quote, and you deal with one contact throughout across South East England, Greater London and Scotland.

What do you charge?

There isn’t a price list, as every site differs. With photos or drawings, we can give you a fixed quote.

Will you come and look before quoting?

That depends on the size and complexity of the job. Straightforward work can often be priced from photos and measurements, and bigger or more complex jobs normally get a visit.

When it isn’t the sealant

Sealant solves a lot, but not everything, and we’d rather tell you before you spend money. It won’t fix:

  • Leaking pipes, traps, wastes or cisterns, which need a plumber
  • Loose panels, vanity units or tiles, which need fixing first
  • Vanity carcasses that have swollen

If you’re not sure, just phone 01277 525 020 or send details through our quote form and we’ll give you a straight answer before you book.

Surfaces we seal

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

Busy facilities in and around Portvoller

Portvoller is within about 1 mile of the coast, and coastal places often have hotels, guest houses and holiday accommodation with busy seasons. Heavy seasonal use is hard on shower and basin sealant, which is why off-season resealing makes sense. Island jobs, Portvoller among them, are planned around the ferry and the forecast. Send photographs of each washroom and how many there are, so the visit is planned properly.

Washrooms near Portvoller get the old silicone stripped out and a fresh anti-mould bead on dry joints.

Portvoller is about 9 miles east of Stornoway, in Na h-Eileanan Siar. Looking for washroom sealing in Portvoller? We can help, as we do across Na h-Eileanan Siar. We work across 87 places in Na h-Eileanan Siar, large and small.

Postcode districts covered here: HS2. We also cover Port Mholair (1 mile north-east), Aird (1 mile south-west), Shulishader (2 miles south-west), Sulaisiadar (2 miles south-west) and Garrabost (3 miles south-west) for washrooms and wet areas. Island and remote sites need extra planning, with travel, ferry crossings where needed and weather to allow for, so mention the location when you phone 01277 525 020 or email drawings and photos.

Near you in Portvoller

Not far away are Loch an Tiumpan.

Map of Portvoller © OpenStreetMap contributors
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