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

Coloured and colour-matched sealant in Charleston, Dundee

Need coloured sealant in Charleston? Send us the details for a fixed quote, backed by a 12-month guarantee on the work.

  • White or grey sealant that clashes with the finish
  • Joints that need to match a new RAL frame colour
  • Dirty, discoloured joints in public areas
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
One fixed quote covering the agreed scope.
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
£5m PL insurance

Need coloured sealant in Charleston?

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

Coloured sealant for commercial buildings in Charleston

Where colour is critical, a sample bead in a discreet spot settles the question. Cured sealant may look a shade different from the wet bead, and lighting changes it again, so seeing it in place helps. Let us know who signs off colour, and we will fit the sample into the programme. If you are dealing with a bead that fights the cladding or frame colour and previous reseals that don’t match the original, we can help, on natural stone and brick, office fit-out finishes and cladding panels alike. Searching for sealant specialists in Charleston? We’ve been sealing commercial buildings since 2005.

Much of the older commercial stock in Scotland’s cities is sandstone or, in Aberdeen, granite. Sealing against stone means a neutral-cure sealant that leaves the stone unmarked and, where the joint is seen, a colour that blends.

We stand by our work with a 12-month guarantee. It covers how we prepared and applied the sealant, and if something we did falls short, we return to it.

Location
Charleston (DD2)
Region
Dundee
Cover
A 12-month guarantee
Quote
Fixed quote, scope in writing
Phone
01277 525 020
Last updated
3 November 2026
The Mastic Doctor team beside their liveried vans in front of an office building

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. In a Scottish city, kerbside space and loading need planning, especially near the centre. Tenement closes, shared stairs and factor approvals may also be involved.

  1. Photos or drawings show us the finishes and joints.
  2. We send the closest colours from the product’s range.
  3. The programme and access are agreed, including any phasing.
  4. We prepare each joint, prime where needed and fit backing.
  5. We seal in the approved colour and tool it smooth.

Getting the site ready

  • Tell us which areas need to stay in use
  • For older buildings, check the asbestos register before work
  • Warn occupants and staff about the work

Ask for a quote

A good quote starts with a clear picture: what’s there, how much of it, how we reach it and what’s specified. Share whatever details you have and we’ll fill any gaps with a visit.

Get a price

Read more

Questions about Charleston

Does a hotel in Charleston need to shut while its sealant is renewed?

Rarely, if ever. We take a few rooms out at a time. We agree the order of rooms and the timings with you before we start.

Will you take on work at estates like Wester Gourdie Industrial Estate, close to Charleston?

Yes, sites like Wester Gourdie Industrial Estate are within our area, along with the rest of Charleston. A few photographs and the unit address let us price the work.

What about RAMS and site documents?

Each site asks for different documents, so tell us what you need and we will confirm it when we quote.

How do you choose the sealant?

The specification comes first, if there is one. Without one, the joint decides: its movement, its surfaces and what it has to cope with.

Do your applicators hold CSCS cards?

Yes. We use CSCS-carded applicators, as many construction sites ask for.

Can we see a sample before the full job?

Yes. We can fit a sample into the programme so sign-off doesn’t hold up the work.

Do you seal on top of existing sealant?

No, never. Overlaying old sealant is a frequent cause of early failure, so everything comes out first.

How the quote is worked out

Quotes vary with the job. Expect it to depend on:

  • Specialist products, such as fire-rated or hygienic sealants
  • Access and working height
  • The total length or number of joints
  • Whether old sealant has to be cut out first

Larger quantities, tricky access or phasing all shape the price. So do site requirements such as inductions and permits.

Before you send an enquiry

However big the job, these details speed things up:

  • When you need the work done
  • Any specification or named product
  • The site address and postcode
  • Whether an asbestos survey exists

Let us know the site, the scope and your timescale, and a fixed quote will follow. The easiest way is to phone 01277 525 020 or send photos by email.

When it isn’t the sealant

A few problems need another trade or a different fix, and we point that out rather than sealing over them:

  • Colour variation across natural stone or brick that no single shade can match
  • Overpainting a joint that needs a non-paintable product
  • A guaranteed perfect match to every finish

If you’re not sure, just phone 01277 525 020 or send photos by email and we will give you a straight answer before you book.

Joints and surfaces we work on

  • Cladding panels
  • Office fit-out finishes
  • Shop-fit joinery and counters
  • Hotel bathrooms and public areas
  • Powder-coated and anodised frames
  • Natural stone and brick

When to call us in Charleston

Older sealant changes colour over time. Sunlight, dirt and pollution can darken, yellow or chalk the surface, so joints that once matched no longer do. Resealing is the chance to reset the colour.

It’s worth sending us details if you spot any of the following:

  • Colour changes after a rebrand or refit
  • Old sealant that has yellowed, darkened or faded
  • Failed coloured sealant that has split or peeled
  • Dirty, discoloured joints in public areas

Offices and shops close to stations such as Invergowrie station (to the south-west of Charleston) tend to be busy all day, so sealant work is planned around opening hours.

What your quote should include

  • How long is the guarantee, and what does it include?
  • Their pre-qualification and accreditations
  • How the joint faces will be prepared and primed
  • Their public liability cover

How to choose a sealant contractor

Frontages, fit-outs and joints in Charleston

The sea is no more than about 2 miles from Charleston. Shopfronts, frames and external joints on commercial buildings there take wind-driven rain and, closer to the shore, salt in the air. We choose a product rated for the exposure, then confirm the colours available for it. There are six care or nursing homes within about 2 miles of Charleston. In care settings, a neat joint at a kitchen worktop or a lounge window is part of keeping the place easy to clean.

Shopping centres and retail parks such as Kingsway West Retail Park (to the east of Charleston) see a steady turnover of shop fits, each leaving joints where colour and finish matter. A hotel such as The Landmark Hotel (1.1 miles south-west of Charleston) shows how much sealant a hospitality building has on show, from bathroom joints to the bar.

Charleston is about 2 miles west of Dundee, in Dundee. Any commercial site in Charleston is covered, for single jobs and planned programmes alike. We work across 28 places in Dundee, from busy centres to rural villages.

Commercial sites across DD2 are covered. For a building on Liff Road, South Road and Dunholm Road or nearby, send details and we will quote for colour-matched joints. If your building is just outside Charleston, we cover Menzieshill (1 mile south), Dryburgh (1 mile north-east), Ninewells (1 mile south), Gowrie Park (1 mile south-west) and Camperdown (1 mile north). Bigger towns within reach include Broughty Ferry (7 miles east), Stobswell (3 miles east), Barnhill (7 miles east), Pitkerro (4 miles east), Whitfield (4 miles east) and Woodside (3 miles east).

Landmarks near Charleston

We work on buildings around Cox Branch Library and Balgay Hill, among other places. Charleston’s nearest station is Invergowrie station, roughly 1.4 miles south-west of the centre. A little further out are Overgate Centre (2.6 miles east) and Dudhope Castle (2.1 miles east). The countryside around Charleston includes Balgay Hill and Piperdam Loch.

Map of Charleston © OpenStreetMap contributors

How the job changes by surface

Natural stone

Stone has variation, so the aim is a colour that sits naturally against it. A stone-compatible, neutral-cure sealant avoids staining.

Cladding panels

Cladding joints are often seen across a whole elevation. The colour is picked from the range of a sealant that suits the panel joint, suited to the expected movement.

Maintenance after handover

A few simple habits keep the new joints working:

  • Protect fresh coloured sealant from dust and handling
  • Note which sealant colour was used where
  • Look at the cured colour before the full run
  • Keep harsh solvents away from visible joints

Give the sealant its full cure time before cleaning or handling the area. Fresh coloured beads show fingerprints and dust more easily.

Use one product and colour reference across a building or brand. Consistency makes future work simpler.

Accreditations

Trusted. Accredited. Insured.