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

Commercial washroom and wet-area sealing in Na Gearrannan, Na h-Eileanan Siar

Sealing in commercial washrooms, showers, kitchens and wet areas throughout Na Gearrannan and nearby, carried out by CSCS-carded applicators. CHAS accredited and fully insured.

  • Failed sealant behind washroom basins
  • Panel joints letting water behind
  • Stained or open joints at kitchen sinks and worktops
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
A fixed quote for the work, with the scope in writing.
3
We seal
Failed joints cut out, faces prepared, new sealant laid.
4
Guaranteed
Signed off, with 12 months’ guarantee.
London, the South East & Scotland
CHAS & Constructionline
Fully insured: £5m PL

Need washroom sealing in Na Gearrannan?

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

When to call us in Na Gearrannan

Occasionally a joint keeps failing because of a problem behind it: a loose panel, a leaking waste or water coming through the wall. We check for that first and say if it needs a plumber or another trade.

If one of these sounds familiar, it’s time for a closer look:

  • Discoloured joints around urinals and WC pans
  • Sealant lifting along a tray edge
  • Stained or open joints at kitchen sinks and worktops
  • Sealant stained black around basins and showers

Around Na Gearrannan, washroom joints are resealed by removing the old silicone completely and laying anti-mould sanitary silicone on dry surfaces.

What your quote should include

  • How they handle RAMS and site documents
  • Is the sealant right for the movement and the substrate?
  • Will failed sealant be removed rather than covered?
  • Health and safety accreditation such as CHAS

Our contractor checklist

Washroom sealing in Na Gearrannan

From one staff toilet in Na Gearrannan to washrooms across a whole estate, we work the same way: details first, then a fixed quote, then the work, then the 12-month guarantee. A few photos and a count of fittings are enough for a quick quote and a site visit is an option. If you are dealing with mould spotting along silicone joints and resealing that didn’t last because the old bead stayed, we can put it right. Looking for mastic applicators who cover Na Gearrannan? We have been sealing commercial buildings since 2005, CHAS accredited and a Constructionline member.

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

Guaranteed is the last step of every job. Our workmanship is backed for 12 months, and we explain exactly what that covers when we quote.

The Mastic Doctor team beside their liveried vans in front of an office building
Where
Na Gearrannan (HS2)
Region
Na h-Eileanan Siar
Cover
12 months on every job
Price
A fixed quote before we start
Telephone
01277 525 020
Updated
3 November 2026

Work for main contractors and building owners

Hotels, schools, healthcare sites, offices and retail units book us directly too. The work is planned around how the building runs, so guests, pupils, patients or staff are disturbed as little as possible.

FMs need a contractor who is easy to get on site. Tell us what site paperwork you need, such as RAMS, an insurance certificate or CSCS details, and we’ll confirm with the quote.

Aftercare for building managers

A few simple habits keep the new joints working:

  • Report faulty extraction promptly
  • Respect the cure time before reopening each room
  • Note failing joints building by building
  • Mention any site permits or estates rules at quote stage

Where possible, have shower floors and trays squeegeed after busy periods. Standing water on a joint all day shortens its life.

Leaks through tray and wet-floor joints can go unseen until a ceiling marks below. At that stage, boards or ceilings may need repair so failed joints are worth acting on quickly.

Quoting for work in Na Gearrannan

Before we quote, we look at:

  • Joint width, depth and condition
  • Whether old sealant has to be cut out first
  • Which sealant the job calls for
  • Access and working height

Access can matter as much as the joints themselves: joints within easy reach take less time than ones that need access equipment. Mention the access as part of your enquiry.

Details that help us quote

Diagnosis starts before we arrive. Let us know:

  • Drawings or a marked-up plan, if available
  • The asbestos register, for older buildings
  • When you need the work done
  • A wide shot and a close-up of the area

We quote a fixed sum against the scope you give us, so you know the figure before anyone is on site. To start the process, ring 01277 525 020 or email the details over.

Diagnose, treat, sign off

When we get to site, we sign in, go through any site induction and check how permits are handled. Floors, finishes and fittings next to the joints are covered before anything is cut or cleaned, and the work usually takes half a day to a day per washroom, depending on the number of fittings. Where we can, we combine work around Na Gearrannan with other jobs nearby. Let us know if your dates have any give.

  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. The right sanitary or food-safe sealant is applied.
  5. We confirm reopening times for each washroom.

Getting the site ready

  • Warn occupants and staff about the work
  • Tell us what induction or permit system the site runs
  • Share your working hours and any access restrictions

Request a quote

For a fixed quote, ring 01277 525 020 or email the details over. You can also send details through our quote form.

Get a price

Advice

Common questions from Na Gearrannan clients

Must every washroom in our Na Gearrannan building shut while you work?

Normally only some of them, for a short time. We work in phases so other facilities stay open. We will tell you the curing time for the product before we start.

Can you take on a job in Na Gearrannan, on the island?

Yes, Na Gearrannan is within the area we cover. We cover the whole of Scotland. Ferry times and the weather set the plan, so we ask for photographs and a full list first.

Are you insured?

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

How much does the work cost?

Each job is quoted on its own details. To get one, speak to us on 01277 525 020 or email the details over.

How many days will you need on site?

The duration is planned around your programme and the access we’re given. You will have an expected duration with the quote.

Is there a guarantee on the work?

A 12-month guarantee covers the work. It covers our workmanship rather than damage, leaks from plumbing or ventilation problems.

Who decides which product is used?

If the job is specified, we follow the specification. Otherwise, we recommend a product to suit the joint’s movement, the substrate and the conditions, following the manufacturer’s guidance.

Washroom sealing around Na Gearrannan: how the place shapes the job

Na Gearrannan is within about 1 mile of the coast, and seaside hospitality usually has a peak season that works washrooms hard. Bathrooms turned round daily in the busy months need sound, cleanable joints, so resealing in the quieter months keeps rooms ready. Island jobs, Na Gearrannan among them, are planned around the ferry and the forecast. A room count and photographs of each washroom help us bring enough sealant and plan the days.

For buildings around Na Gearrannan, washrooms can be done in phases so some facilities are always open.

Na Gearrannan (Gaelic: Garenin) is in Na h-Eileanan Siar. We cover commercial sites throughout Na Gearrannan, for single jobs and planned programmes alike. 87 places across Na h-Eileanan Siar fall within our area, including Na Gearrannan.

Anyone looking for washroom sealing in HS2 gets the same process as the rest of our area: send details, get a quote, we seal, guaranteed. We also cover Carloway (1 mile south-east), Shawbost (4 miles north-east), Breasclete (5 miles south), Bragar (6 miles north-east) and Barabhas (10 miles north-east). Remote and island addresses take more planning, from travel and ferries to the weather, so give the site location in your enquiry.

Around Na Gearrannan

A little further out are Gearannon Blackhouse Village (less than half a mile north-west). Not far away are Loch Langavat.

Map of Na Gearrannan © OpenStreetMap contributors

Why deal with it now?

A tired-looking washroom doesn’t always need a refurbishment. If the finishes are in good order, replacing the sealant may do much of what’s needed while bigger works are planned. Around smaller places like Na Gearrannan, halls, stores and seasonal buildings may not be checked often, giving water time to get in. Early resealing prevents it.

The specified product makes a difference, as does the preparation each joint needs. Access, phasing and site rules also count.

Why us?

  • Failed material removed, not covered up
  • Colours chosen to suit frames, cladding or finishes where possible
  • Constructionline member
  • CHAS accredited

Take a look at how commercial sealant jobs are priced and our accreditations and insurance.

Accreditations

Trusted. Accredited. Insured.