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

Mastic contractors in Clestrain

Mastic packages for new-build and refurbishment projects across Clestrain, by CSCS-carded applicators. CHAS accredited and fully insured.

  • A mastic package split between trades with no clear owner
  • Missed perimeter joints on a new elevation
  • External joints sealed in damp or cold conditions that are now failing
1
Send details
Drawings, photos, a joint schedule or a site visit.
2
Get a quote
A fixed price, with what’s included set out clearly.
3
We seal
The right sealant, to the right depth, neatly finished.
4
Guaranteed
Backed by a 12-month workmanship guarantee.
South East, London & Scotland
CHAS & Constructionline
Fully insured: £5m PL

Construction mastic across Clestrain

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

About our construction mastic in Clestrain

Since 2005 we have worked alongside main contractors, developers and fit-out firms. We price from drawings and the specification, agree the sequence with the site team and seal as areas are released. To price a package in Clestrain, send drawings and the specification through our quote form. If you have sanitary sealant damaged by following trades and frame gaps too wide for sealant alone, we can help, on sanitary and kitchen joints, internal decorators’ caulk and cladding and panel joints alike. Facilities teams, main contractors and managing agents in Clestrain tend to want the same three things: a clear scope, tidy work and joints that don’t fail again.

In smaller places such as Clestrain, building work tends to be single schemes rather than big developments. Exposed elevations in Scotland put facade and perimeter joints to work from day one, so the sealant choice matters.

Guaranteed is the last step of every job. You get a 12-month guarantee on our workmanship, 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
Clestrain (KW17)
Wider area
Orkney Islands
Cover
12 months on every job
Quote
A fixed quote before we start
Phone
01277 525 020
Updated
3 November 2026

Keeping the joints sound

To get the most from the new sealant:

  • Get the mastic subcontractor involved early in the programme
  • Plan external elevations with the weather in mind
  • Brief the final clean team to avoid blades near sealant
  • Use the product the specification names

Any damage after we have finished should go on the snag list right away. We can return to clear snags before handover as agreed in the quote.

One unsealed frame can let water into finished internal areas. That normally means redoing finishes in a completed area and possibly a delayed handover. Checking perimeters before internal finishes go on avoids it.

What sets the cost

What shapes the price:

  • Backing rod, priming and other preparation
  • Which sealant the job calls for
  • Induction, permit and paperwork requirements
  • Location, for remote and island sites

Whether it’s a single area or a whole estate, the same things set the price: scope, access, product and programme. Call for a quote and we’ll put a fixed figure on it.

Details that help us quote

For an accurate fixed quote, we need to understand the site. Useful things to include:

  • The postcode of the building
  • Whether an asbestos survey exists
  • Any specification or named product
  • Anything awkward about access or site hours

Photos, drawings or a schedule of the joints are often enough for a fixed quote. Where a site visit makes more sense, we’ll arrange one.

Should maintenance staff do it?

General builders and handymen seal joints, but it isn’t their main trade. A specialist prepares properly, controls joint depth and picks a product with the right movement class.

What you see is the finished bead, but most of the work is hidden. Correct depth, the right primer and a sealant matched to the movement are where general trades tend to cut corners.

Why it’s worth doing now in Clestrain

A cheaper sealant can look like an easy saving on a large package. A failed joint in the defects period costs far more than the product difference and external joints are where it shows first. We price the specified product and will tell you plainly where an alternative would or wouldn’t work. Around smaller places like Clestrain, halls, stores and seasonal buildings may not be checked often, giving water time to get in. Resealing early avoids that.

A quote for mastic packages depends on quantities, condition and access. Ask us for a fixed quote.

Why appoint us

  • Our applicators hold CSCS cards
  • Colours confirmed for the specified product
  • CHAS accredited contractor
  • Over 20 years of commercial sealing

See what affects the cost or our accreditations and insurance.

Mastic packages on Clestrain sites

The sea is no more than about 2 miles from Clestrain. Schemes this close to the sea see their facade joints tested by wind and rain from the day they’re sealed, so joint design, primers and product choice deserve extra care. Work on Clestrain has to fit the ferry timetable and the forecast. We need drawings and a programme early so materials come on the right crossing.

Sites around Clestrain get mastic sealed to the drawings and the programme, nothing improvised. University estates such as Robert Gordon University Orkney Project (4.1 miles north-west of Clestrain) tend to have a rolling programme of new buildings and refurbishments, each with window perimeters and facade joints to seal.

Clestrain is about 9 miles west of Kirkwall, in the Orkney Islands. Businesses, contractors and managing agents in Clestrain can call on us for mastic packages, as part of our coverage of the Orkney Islands. 51 places across the Orkney Islands fall within our area, including Clestrain.

Commercial sites across KW17 are covered for mastic packages. If your building is just outside Clestrain, we cover Midland (2 miles south-east), Orphir (2 miles east), Clouston (3 miles north), Kirbister (3 miles east) and Stenness (3 miles north). Island and remote sites need extra planning, with travel, ferry crossings where needed and weather to allow for, so give the site location in your enquiry.

Local landmarks in Clestrain

Green spaces nearby include Loch of Kirbister and Brodgar RSPB Reserve.

Map of Clestrain © OpenStreetMap contributors

FAQs: Clestrain

Do you work on the island where Clestrain is?

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

Can you work around term dates at a campus such as Robert Gordon University Orkney Project?

Yes, holiday working periods are the norm on campus jobs. We’re CHAS accredited and a Constructionline member, and paperwork such as RAMS is confirmed with the quote.

Can you handle several sites?

Yes. Several buildings can share a single quote, and you deal with one contact throughout.

Do you have public liability insurance?

Yes. Our insurance certificate can be sent alongside the 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.

What’s the quickest route to a quote?

You can use the quote form on this site; alternatively, give us a call on 01277 525 020 or send photos by email. Photos, drawings or a joint schedule help us quote quickly.

Is any job too small?

Whatever the size, the process is the same: details, then a fixed price, then sealing, then a 12-month guarantee.

Our process

Diagnose, treat, sign off: every visit follows that pattern. We inspect the joints and confirm what’s in scope, then the work is carried out to the specified product and detail, and we finish with a walk round so the work can be signed off. For a building near Clestrain, directions, keys and a contact on the day are worth sorting early. We’ll confirm the plan with the fixed quote.

  1. First we look at the scope on site or from drawings.
  2. You receive a fixed quote covering scope, products and sequence.
  3. Paperwork is agreed and applicators are inducted on site.
  4. Sealing follows the programme as areas are released.
  5. Any frame gaps or issues outside our scope are flagged to the site team.
  6. Final snagging is completed and the 12-month guarantee applies.

Before we start on site

  • Send your site hours and access windows
  • Confirm the product named in the specification
  • Point out any areas we must not close

Get a fixed quote

We quote a fixed sum against the scope you give us, so the cost is agreed before work starts. To ask for one, call 01277 525 020 or send photos by email.

Get a quick quote

Advice

What we can’t put right

Part of a good diagnosis is knowing where sealant stops. You’ll hear from us if the cause turns out to be one of these:

  • Damage to finishes by other trades after we’ve sealed
  • Frame gaps too wide for sealant, which the installer needs to correct
  • Joint design decisions that belong to the architect or engineer

Not sure which it is? You can call 01277 525 020 or use the quote form and we will tell you honestly.

What we seal

  • Sanitary and kitchen joints
  • Floor and skirting junctions
  • Window and door perimeters
  • Cladding and panel joints
  • Brick and block movement joints
  • Internal decorators’ caulk
Accreditations

Trusted. Accredited. Insured.