The Mastic Doctor team standing beside their branded vans outside an office building
Glasgow · Scotland

Commercial washroom and wet-area sealing in Robroyston, Glasgow

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

  • Black mould inside silicone joints that cleaning can’t shift
  • Kitchen worktop joints that can’t be kept clean
  • Split or peeling sealant at shower trays
1
Send details
Drawings, photos, a joint schedule or a site visit.
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.
Covering the South East & Scotland
CHAS & Constructionline
£5m PL insurance

Washroom sealing for Robroyston sites

Tell us what needs sealing and where, with photos or drawings if you have them, and we’ll price it.

Busy facilities in and around Robroyston

Robroyston is in the west of Scotland, the wetter side of the country. In a damp climate, washrooms that aren’t well ventilated stay wet for longer, and sealant in a room that never dries out moulds faster.

At a university such as University of Strathclyde, which lies south-west of Robroyston, summer is the usual window for resealing residence bathrooms. Customer toilets and staff facilities at retail sites such as Glasgow North Retail Park, less than half a mile to the south of Robroyston, need sealant that stays clean under heavy use.

Robroyston is about 2 miles south-east of Bishopbriggs, in Glasgow. We cover commercial sites throughout Robroyston. Across Glasgow, 171 places are covered, including Robroyston.

If you need washroom sealing in G33, G64 and G21, the process matches everywhere else we work: details, then a fixed price, then sealing and a 12-month guarantee. If your site is on Rae Avenue, Cumnock Road and Dochart Avenue or close by, send details and we’ll quote for washrooms and wet areas. If your building is just outside Robroyston, we cover Millerston (1 mile south-east), Hogganfield (1 mile south), Blackhill (2 miles south), Craigend (2 miles south-east) and Riddrie (2 miles south). Bigger towns within reach include Glasgow (5 miles south-west), Hillhead (4 miles west), Dowanhill (5 miles west), Woodlands (4 miles south-west), Woodside (4 miles west) and North Kelvinside (4 miles west).

Around Robroyston

In Robroyston, that means premises near Springburn Park. For rail, the closest station is Robroyston station, about 0.6 miles south-east. Nearby you will also find Bishop's Castle (3.1 miles south-west) and Stobhill Hospital (1.6 miles west). Not far away are Lenzie Moss and Hogganfield Loch.

Map of Robroyston © OpenStreetMap contributors

Washroom sealing in Robroyston, done properly

Our washroom work covers offices, hotels, schools and colleges, leisure centres and gyms, clinics and care homes, plus the kitchens and tea points that go with them. Product and method follow how hard each area is used and cleaned. The enquiries we see most involve kitchen worktop joints that can’t be kept clean and urinal joints that look unhygienic, on IPS panels and cubicles, vanity units and basins and accessible toilets and changing rooms. Facilities teams, main contractors and managing agents in Robroyston tend to want the same three things: a fixed quote, no surprises on site and a 12-month guarantee behind the result.

Ground-floor premises below tenements in Scotland’s cities often have small staff toilets and kitchens. Small rooms that don’t dry out are where mould gets into sealant first, so it’s worth resealing before it spreads.

Our workmanship is guaranteed for 12 months. If our installation lets you down in that time, we return and fix it.

Place
Robroyston (G33, G64, G21)
Region
Glasgow
Guarantee
A 12-month guarantee
Quotes
Quoted before any work starts
Phone
01277 525 020
Last updated
3 November 2026
Mastic Doctor team members lined up next to their branded vans outside an office building

Different surfaces, different methods

Changing rooms and gyms

Gym and leisure changing rooms see showers running most of the day, so mould is a constant battle. We use anti-mould sanitary silicone throughout.

Wet-room floors and floor-to-wall joints

Wet-room floors and the joints where flooring turns up the wall need to stay sound. We reseal the floor-to-wall junctions and around drains where sealant is used.

Common problems we fix in Robroyston

Commercial cleaning is harder on sealant than everyday use. Strong chemicals, scourers and jet washing roughen, discolour or lift a bead so grime sticks to the damaged surface.

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

  • Kitchen worktop joints that can’t be kept clean
  • Panel joints letting water behind
  • Split or peeling sealant at shower trays
  • Black mould inside silicone joints that cleaning can’t shift

For a college such as Glasgow Kelvin College - Springburn Campus, 2.1 miles south-west of Robroyston, half-term and summer give the windows for washroom work.

What your quote should include

  • How they’ll work around occupants
  • Proof of insurance
  • The terms of the workmanship guarantee
  • Are they CHAS accredited or on Constructionline?

Questions to ask before you appoint anyone

How a job runs

We schedule the visit to fit the site hours and access windows you give us. On the day, the work area is kept contained and tidy, and your contact hears from us before we move to the next area. For premises in Robroyston, tell us about access times, shared entrances and any building rules, so the work can be phased and areas kept in use.

  1. Every room is surveyed and the failed joints listed.
  2. You get a fixed quote with the phasing plan.
  3. The whole of the old bead is removed.
  4. Each joint is cleaned and left dry.
  5. New anti-mould sealant goes in and is tooled neat.
  6. Rooms reopen after the cure time.

Preparing the site

  • Flag any permit to work we’ll need
  • Share the asbestos register for older buildings
  • Make sure the joints can be reached

Getting a fixed quote

A good quote starts with a clear picture: what’s there, how much of it, how we reach it and what’s specified. Send what you have, and we will arrange a site visit if anything is unclear.

Get a price

Read more

Leave it or put it right?

Open or mouldy joints are hard to keep hygienic, and in kitchens, clinics and schools that is a real concern. Sound, smooth joints are much easier to keep clean. Failed sealant in a shared building in Robroyston can affect more than one owner. Acting early avoids disputes and bigger repairs.

The price depends on the quantity of joints, how much old material needs removing and how the joints are reached. Call for a fixed quote when you’re ready.

Why us?

  • RAL and finish matching where the product range allows
  • Colour agreed before work starts
  • 12-month guarantee on workmanship
  • One contact handling all your sites

Read what affects the cost or our accreditations.

Should maintenance staff do it?

The visible bead is only part of the job. Backing rod, primer where specified and a joint designed to move with the building are easy to get wrong without experience.

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

Questions we are asked in Robroyston

Do we have to close all our washrooms in Robroyston for resealing?

Typically only some of them, for a short time. We work in phases so other facilities stay open. Sanitary silicone needs time to cure before the area is used, and we’ll tell you how long for the product used.

Do you take on work at healthcare sites like Stobhill Hospital?

Yes, provided the work is planned with the site’s estates team. Work is phased so departments keep running, under the site’s own rules.

Does weather matter for sealant work?

Outside, yes. Sealant needs a dry joint and a temperature within the product’s range, so frost, rain or cold mornings can delay outside work. Inside work is seldom held up.

How many days will you need on site?

That varies with the scale of the job, but the work normally takes a morning or so for a small washroom, longer where showers and changing rooms are included. Larger or phased jobs take longer, and we’ll give you a timescale with the quote.

Will cleaning remove black mould from sealant?

Not for long. The mould is inside the silicone so cleaning only lightens it for a while. Replacing the bead is the lasting answer.

Is Robroyston in your area?

Yes. Sites across Robroyston are covered, and the same phone number covers every area.

Do you offer coloured sealant?

In many cases, yes. Many products come in a range of standard colours, and matching to RAL references or surrounding finishes is often possible. We confirm what’s available for the specified product when we quote.

Building owners, agents and FMs in Robroyston

As a CHAS accredited contractor and Constructionline member, we make supplier vetting simple. Our insurance certificate can be sent along with the quote.

We work for building owners and managing agents on everything from one building to a spread of sites. Several sites can go on one quote, so there’s one set of paperwork to deal with.

Accreditations

Trusted. Accredited. Insured.