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

Leideag facade sealing

Facade sealing for Leideag, from a contractor working since 2005. Fully insured, with a 12-month guarantee.

  • Damp patches beside frames after rain
  • Draughts around frames and panels
  • Hard, chalky sealant that no longer flexes
1
Send details
Tell us about the site, with photos if you have them.
2
Get a quote
A fixed quote for the work, with the scope in writing.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Backed by a 12-month workmanship guarantee.
Covering the South East & Scotland
Constructionline member
£5m public liability

Facade sealing near Leideag

Send drawings, photos or a joint schedule, or tell us about the site, and we’ll come back with a fixed quote.

New build and refits around Leideag

Leideag is within about 1 mile of the coast. Coastal exposure means perimeter and cladding joints work harder than on an inland job, and the sealant, primer and backing need choosing with that in mind. Scotland has its own building regulations, and in Leideag warrants come from the local authority verifier. We seal to the specification that sits behind the warrant.

School extensions, at buildings such as Castlebay Community School, usually run to the summer holidays, mastic included. For a contractor working at a hospital such as St Brendan's Hospital, 0.6 miles west of Leideag, perimeter and facade sealing is planned around patients and deliveries.

Leideag is in Na h-Eileanan Siar. Any commercial site in Leideag is covered, whether it’s a single job or part of a planned programme. Leideag is one of 87 places we cover in Na h-Eileanan Siar for facade joints.

Anyone looking for facade sealing in HS9 gets the same process as the rest of our area: details, then a fixed price, then sealing and a 12-month guarantee. For a building on Pier Road and The Square or nearby, we can quote for facade joints. If your building is just outside Leideag, we cover Castlebay (1 mile north-west), Bàgh a'Chaisteil (1 mile west), Ceann Tangabhal (1 mile north-west), Brèibhig (1 mile north-east) and Cuidhir (3 miles north). Remote and island addresses take more planning, from travel and ferries to the weather, so mention the location when you speak to us on 01277 525 020 or email us.

Local landmarks in Leideag

Well-known places in the area include St Brendan's Hospital (0.6 miles west) and Museum Bharraigh Agus Bhatarsaidh (under half a mile north-west). Open spaces near Leideag include Ben Leribreck.

Map of Leideag © OpenStreetMap contributors

How we handle facade sealing in Leideag

Sealant around windows, doors and cladding panels stops rain reaching the wall behind. Once a perimeter seal fails, water tracks in around frames and panels. We cut out failed facade joints and reseal them with a facade-grade sealant suited to the movement. If you have weathered joints at frame-to-structure perimeters and water coming in around window frames, we can help, on stone and brick facade joints, cladding panel joints and window and door perimeters alike. Facilities teams, main contractors and managing agents in Leideag tend to want the same three things: a fixed quote, no surprises on site and a 12-month guarantee behind the result.

For a site around Leideag, we plan the mastic in as few trips as the programme allows. Send drawings, photos and the programme so everything needed arrives on the first day.

Every job we finish is backed by a 12-month workmanship guarantee. If our installation lets you down in that time, we return and fix it.

Mastic Doctor team members lined up next to their branded vans outside an office building
Location
Leideag (HS9)
Region
Na h-Eileanan Siar
Guarantee
12 months on every job
Price
Fixed quote, scope in writing
Telephone
01277 525 020
Updated
3 November 2026

How a job runs

Tell us your site hours and access windows and we will plan around them. On the day, the work area is kept contained and tidy, and your contact hears from us before we move to the next area. Travel to smaller Scottish places like Leideag is planned so the job is finished in one visit where possible, so photos, sizes and a full list matter. Outside work also needs a suitable weather window.

  1. First we review photographs, drawings or what we saw on a visit, and agree how each joint will be reached.
  2. The old bead is cut away completely, not overlaid.
  3. Both faces are cleaned and, where the product needs it, primed.
  4. Backing rod, or bond-breaker tape in shallow joints, limits the depth.
  5. The new sealant goes in and is tooled firmly onto both faces.
  6. We walk the finished joints with you before handing over.

What we need from you

  • Let building users know which areas are affected
  • Point out parking and an unloading spot
  • Tell us your opening times and when work is allowed

Quotes

Send us photos, drawings or a joint schedule are often enough for a fixed quote. If the job needs a look first, we’ll arrange a site visit.

Ask for a quote

Advice

Common questions from Leideag clients

Do you work on the island where Leideag is?

Yes. We work across every Scottish council area, and that includes island locations such as Leideag. We group island work where we can and plan around the crossings.

Is a hospital such as St Brendan's Hospital somewhere you can work?

Yes. Healthcare sites are among the places we work. Before anything starts, the estates team agrees permits, inductions and infection-control measures with us.

Will you come and look before quoting?

Many jobs can be quoted from photos, drawings or a joint schedule. If the job needs a look first, we will arrange a visit.

Who decides which product is used?

The specification comes first, if there is one. If there isn’t one, it comes down to the joint: how much it moves, what it bonds to and whether it’s wet, trafficked or fire-rated.

Should we check old sealant for asbestos?

It’s worth checking in any building from before 2000. The duty to manage asbestos sits with the dutyholder, and we will ask to see it. Suspect material is left alone until it has been tested.

What will the job cost?

There isn’t a price list, as every site differs. Send photos or drawings and we’ll price it at a fixed figure.

Will you quote for a small job?

Small jobs are welcome alongside larger packages. Photos and a description are enough to start.

Why it’s worth doing now in Leideag

Leaving failed perimeter sealant also makes the eventual job bigger: edges get wet, render and timber deteriorate and frames can move. Acting at the first sign of splitting keeps the fix simple. Buildings that aren’t in daily use, such as halls and seasonal premises, may let water in unnoticed, giving water time to get in. Resealing early avoids that.

Whether it’s a single area or a whole estate, the same things set the price: what’s in scope, how we reach it, what’s specified and when it needs doing. Call for a quote and we’ll put a fixed figure on it.

What you get with us

  • Constructionline member for supplier checks
  • One number for every site we cover
  • Colour options checked against the specified product
  • 12-month guarantee on workmanship

Read our cost guide and our accreditations.

What affects the price in Leideag

Your fixed quote is built from the real scope. It allows for:

  • Whether the work must be split into stages
  • The product specified
  • Quantities, in metres or numbers
  • Location, for remote and island sites

There’s no price list, because the scope varies so much from one building to the next. Call for a quote and we’ll price your job on its own details.

What to include in your enquiry

Whether it’s one area or a whole building, the same details help:

  • Where the site is, with the postcode
  • When you need the work done
  • Whether an asbestos survey exists
  • Access details, including height

Every job follows the same four steps: send details, get a quote, we seal, guaranteed. To take the first step, ring 01277 525 020 or email the details over.

After the work

Regular inspection catches problems early. Specifically:

  • Note when each elevation was last resealed
  • Confirm the survey covers external sealants in older buildings
  • Combine resealing with other works that need access
  • Insist on a full cut-out when joints are renewed

Keep a note of which product went in and when. It helps when matching repairs or planning the next reseal without guesswork.

Deal with sections that fail early as soon as they show. A few metres resealed promptly can stop water damage spreading inside the building.

Common problems we fix in Leideag

Sun, rain and temperature swings wear facade sealant down over the years. The bead hardens, chalks on the surface and loses the flexibility to follow the joint, then it splits or peels.

These are often picked up first by site or facilities staff:

  • Leaks at window and door perimeters
  • Hard, chalky sealant that no longer flexes
  • Staining on stone next to old sealant
  • Facade joints cracked through the middle

For a contractor at a hotel such as Craigard Hotel, under half a mile to the north-west of Leideag, the mastic often has to be finished before a reopening date.

Questions to ask before you book

  • Whether old or failed sealant will be cut out, not overlaid
  • How joint depth will be controlled
  • Health and safety accreditation such as CHAS
  • How the joint faces will be prepared and primed

Our contractor checklist

For managing agents and facilities managers

Housing associations and managing agents often need work done across blocks and communal areas. Work can be phased so residents and staff keep access throughout, and each stage is agreed with your contact.

We take on planned maintenance as well as one-off repairs: working through a building or an estate in stages that fit your budget. Sites in Leideag can sit alongside others in a wider programme.

Accreditations

Trusted. Accredited. Insured.