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

Thurso coloured sealant

Coloured and colour-matched sealant for visible joints throughout Thurso and nearby, by CSCS-carded applicators. CHAS accredited and fully insured.

  • A run of joints in mismatched shades
  • Fit-outs with a sealant colour in the specification
  • Marked sealant in hotel bathrooms
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
Scope agreed and priced before anything starts.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Our workmanship is guaranteed for 12 months.
London, the South East & Scotland
CHAS & Constructionline
£5m public liability

Coloured sealant across Thurso

Share the site address and what’s failing, and we’ll reply with a fixed quote or arrange a visit.

When something else is needed

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
  • Paint over sealant on joints that move too much
  • A colour that never alters with age

If in doubt, give us a call on 01277 525 020 or use the quote form and we will say what we think.

Surfaces we seal

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

About our coloured sealant in Thurso

Window, door and shopfront frames in RAL finishes often need a sealant to suit. We compare the RAL reference with the colours made for the specified sealant. Where nothing in the range is close enough, a paintable hybrid or PU sealant may be an alternative, if the joint and specification allow. The enquiries we see most involve coloured joints that have cracked with movement and joints that need to match a new RAL frame colour, on cladding panels, natural stone and brick and powder-coated and anodised frames. Whoever orders the work in Thurso, the brief is usually the same: a clear scope, tidy work and joints that don’t fail again.

Weather shapes external sealant work in a town like Thurso: external joints need dry surfaces and the right temperature, so dates are booked with some flexibility. Inside work, from washrooms to shop fits, carries on whatever the forecast.

The 12-month guarantee is for workmanship rather than wear and tear. Sealant wears with time, and movement, weather, cleaning and use decide how fast, so we are clear about what is covered before work starts.

The Mastic Doctor team standing beside their branded vans outside an office building
Where
Thurso (KW14)
Wider area
Highland
Guarantee
12 months on every job
Quote
Quoted before any work starts
Phone
01277 525 020
Page updated
3 November 2026

What affects the price in Thurso

The price varies from site to site. It mainly depends on:

  • How much there is to seal
  • Site requirements such as inductions and permits
  • How much existing material needs removing
  • Travel to remote or island sites

Cost follows what’s involved: stripping out, preparation, sealing, access and phasing. Call for a fixed quote.

Details that help us quote

It doesn’t need to be a full survey. These details are enough to start:

  • Where the site is, with the postcode
  • Specification clauses that apply
  • Asbestos survey details if the building is older
  • The type of building and who uses it

Send details, get a quote, we seal, guaranteed: that’s how every job runs. The first step is to speak to us on 01277 525 020 or send photos by email with what you know.

When to bring in a specialist

Paperwork matters too. Many sites expect CSCS cards, RAMS and proof of insurance, and our CSCS-carded applicators are used to working under those rules.

Site maintenance staff can often handle a short internal joint. The usual problems come from preparation: new sealant over old, damp or dusty faces, or the wrong product for the movement.

Owners, agents and contractors

As a CHAS accredited contractor and Constructionline member, we’re straightforward to vet for your supplier list. Our insurance certificate can be sent along with the quote.

FMs need a contractor who is easy to get on site. Let us know the documents you need (RAMS, insurance certificate, CSCS details) and we will confirm them with the quote.

Our process

On arrival, we report to your site contact and complete whatever induction the building runs. Floors, finishes and fittings next to the joints are covered before anything is cut or cleaned, and the work typically takes about the same time as any other sealant work, plus a little longer if a sample bead is agreed first. If you manage more than one building in Thurso, they can be grouped. Give us access times for each.

  1. Photos or drawings show us the finishes and joints.
  2. Colour options from the specified product’s range are shared with you.
  3. Tell us your site hours and access windows and we will plan around them.
  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
  • Tell staff and tenants when we’ll be in
  • Have the specification and drawings to hand

Quotes

Quotes are fixed against the scope you send, so the cost is agreed before work starts. To ask for one, call 01277 525 020 or use the quote form.

Get a price

Related advice

FAQs: Thurso

Can the sealant on our Thurso premises match the finishes?

Yes. Colour matching to frames, cladding, stone and shop-fit finishes is a regular part of the work. The quote lists the colours the product is made in.

Do hotels near Thurso have to close for sealant work?

Almost never. The work is phased so most rooms stay available. Housekeeping and our team agree each day’s rooms.

Do you seal on top of existing sealant?

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

What site paperwork can you supply?

Tell us what site paperwork you need (RAMS, insurance certificate, CSCS details) and we’ll confirm with the quote.

Do you cover Thurso?

Yes. Sites across Thurso are covered, with one number for every area we cover.

Are you insured?

Yes. We’re fully insured, including public liability cover.

How long do sealant joints last?

There isn’t a single answer, since movement, weather, cleaning and use all affect it. Regular inspection is the best way to catch problems early.

After the work

Regular inspection catches problems early. In particular:

  • Clean coloured joints with mild products
  • Keep the same sealant colour across a brand
  • Record the product and colour reference on the building file
  • Look at the cured colour before the full run

Include coloured sealant in planned building checks. Look for splits, lifting edges and staining, and plan resealing before it looks tired.

Put the sealant colour into the specification or finishes schedule. Late decisions lead to substitutes and mismatches; fixing it early prevents rework.

Commercial premises in Thurso

Thurso is within about 1 mile of the coast. Buildings near the sea put their external joints through more driven rain, with salt air nearer the beach. We choose a product rated for the exposure, then confirm the colours available for it. The east of Scotland, where Thurso is, gets less rain than the west. Frost and condensation on winter mornings can still hold up external sealing. Outside work is booked with that in mind

Refits at hotels like Station Hotel, less than half a mile to the south-east of Thurso, bring joints at vanity tops, bars and reception desks that guests see every day. Premises within reach of Thurso station (less than half a mile south of Thurso) often have busy frontages where joints are seen by everyone passing.

Thurso is in Highland. We cover Thurso, with the same fixed quotes and 12-month guarantee as everywhere else. We work across 256 places in Highland, from busy centres to rural villages.

We take on colour-matched joints across the KW14 postcode area, whatever the building. We cover commercial and managed buildings on Sir John's Square, Gerry Square and High Street. Thurso sits on or close to the A9 and A836, useful when we plan access and materials. Nearby places we also cover include Scrabster (2 miles north-west), Glengolly (2 miles south-west), Janetstown (3 miles south-west), Murkle (3 miles east) and Forss (4 miles west). Among the larger centres in Highland is Thurso, and its commercial and public buildings are all within our area. For island and remote sites, travel and materials need planning ahead, so the full address helps from the start.

Landmarks near Thurso

There’s a railway station in Thurso itself: Thurso station. A little further out are Scrabster Castle (0.7 miles north-west) and Thurso Heritage Museum (0.6 miles north-west).

Map of Thurso © OpenStreetMap contributors
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