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

Construction and new-build mastic in Dounby, Orkney Islands

Mastic packages for new-build and refurbishment projects in Dounby and across the Orkney Islands. CHAS accredited and fully insured, with a 12-month guarantee.

  • Failed sealant in an existing building being refurbished
  • Perimeter gaps outside the sealant’s range
  • Snag items on joints that need redoing before handover
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
Scope agreed and priced before anything starts.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Signed off, with 12 months’ guarantee.
London, the South East & Scotland
Constructionline member
£5m public liability

Construction mastic near Dounby

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

Construction mastic in Dounby, done properly

Site managers want applicators who turn up with the right cards and paperwork. We’re a Constructionline member and CHAS accredited, and every applicator holds a CSCS card. Tell us what site paperwork you need (RAMS, insurance certificate, CSCS details) and we will confirm with the quote. If you have failed sealant in an existing building being refurbished and external joints sealed in damp or cold conditions that are now failing, we can put it right, on internal decorators’ caulk, brick and block movement joints and floor and skirting junctions alike. Whoever orders the work in Dounby, the brief is typically the same: a clear scope, tidy work and joints that don’t fail again.

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

What our 12-month guarantee covers is the way we did the job: the preparation, the sealing and the tooling. Damage, later alterations by others and movement beyond what the joint was designed for sit outside it.

The Mastic Doctor team beside their liveried vans in front of an office building
Location
Dounby (KW17)
Wider area
Orkney Islands
Cover
12 months on every job
Price
Quoted before any work starts
Call
01277 525 020
Page updated
3 November 2026

What we’re called out for in Dounby

Shrinkage and settlement in the first months put new joints under strain. Plaster, screeds, timber and blockwork all shrink as they lose moisture. Picking a flexible sealant where there’s movement keeps snags down.

Most enquiries start with something like this:

  • Cracks opening in caulked internal joints
  • New external sealant already peeling away
  • Oversized or tapered gaps around new frames
  • A mastic package split between trades with no clear owner

Work at a hotel such as Smithfield Hotel (to the south-east of Dounby) tends to be programmed around bookings, mastic included.

What your quote should include

  • How they handle RAMS and site documents
  • Proof of insurance
  • Will failed sealant be removed rather than covered?
  • How they’ll work around occupants

Questions to ask before you appoint anyone

General trades versus a specialist

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.

Using site staff can make sense for a small touch-up, but anything bigger is another matter: a specialist brings efficiency, a consistent finish and a 12-month guarantee.

From enquiry to sign-off

Our CSCS-carded applicators arrive with the sealants, primers and backing rod the job calls for. Any old material is cut back to clean, sound faces, the manufacturer’s primer is applied where it’s called for, and the sealant is tooled off neatly. For a building near Dounby, directions, keys and a contact on the day are worth sorting early. That goes into the plan alongside the quote.

  1. We walk the site or review drawings to understand the package.
  2. A fixed quote sets out scope, products and phasing.
  3. Paperwork is agreed and applicators are inducted on site.
  4. We seal plot by plot or floor by floor in line with the programme.
  5. Any frame gaps or issues outside our scope are flagged to the site team.
  6. The package is closed out, snags cleared and backed by our 12-month guarantee.

Preparing the site

  • Confirm the product named in the specification
  • Arrange parking or a loading space
  • Tell staff and tenants when we’ll be in

Request a quote

Send us photos, drawings or a joint schedule and a fixed quote comes back to you. If the job needs a look first, we will arrange a site visit.

Get a price

Related advice

Honest limits

Our job is the joint, not everything around it. On its own, sealant can’t deal with:

  • Deciding which fire-stopping product a penetration needs
  • Joints damaged after sign-off by following trades
  • Oversized gaps that need packing or adjustment by others

Not sure which it is? You can speak to us on 01277 525 020 or email drawings and photos and we will tell you honestly.

What we seal

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

Facades, frames and programmes in Dounby

The sea is no more than about 3 miles from Dounby. Facades and window perimeters on coastal schemes take more wind-driven rain, and salt air nearer the shore, and the sealant, primer and backing need choosing with that in mind. Dounby is in the east of Scotland, which is drier than the west. Frost and condensation on frames and panels can still hold up external mastic on winter mornings. We agree external dates with the site team and keep internal work ready.

Historic houses such as Skaill House (4 miles west of Dounby) are a reminder of the older buildings in the wider area, where sealing against old stone, brick or timber needs compatible products.

Dounby is about 12 miles north-west of Kirkwall, in the Orkney Islands. Our applicators travel to Dounby for work on mastic packages, handled exactly as we handle every other area. We work across 51 places in the Orkney Islands.

We take on mastic packages across the KW17 postcode area, for business premises of every kind. If your site is on Flett's Park, Back Road and Hillside Road or close by, send details and we will quote for mastic packages. Nearby places we also cover include Hourston (1 mile south), Skeabrae (1 mile west), Russland (2 miles south), Harray (3 miles south-east) and Tenston (3 miles south-west). Dounby ranks among the main centres of the Orkney Islands, with offices, shops, schools and other public and commercial buildings. Remote and island addresses take more planning, from travel and ferries to the weather, so give the site location in your enquiry.

Landmarks near Dounby

Other landmarks nearby include Corrigall Farm Museum (2.1 miles south-east). Open spaces near Dounby include Birsay moors RSPB Reserve and Greeny Hill.

Map of Dounby © OpenStreetMap contributors

Commercial clients in Dounby

Agents, factors and owners’ representatives all follow the same route: send the details, accept a fixed quote, and we carry out and guarantee the work. Keys, access and contacts can be agreed in advance.

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

Quoting for work in Dounby

The price varies from site to site. Expect it to depend on:

  • The total length or number of joints
  • Phasing around occupants
  • Removal of failed or old sealant
  • Induction, permit and paperwork requirements

What a job costs comes down to how many linear metres there are, how much old material needs removing and how the joints are reached. Call for a quote when you are ready.

Before you send an enquiry

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

  • Whether an asbestos survey exists
  • Clear photos of the problem areas
  • Drawings or a marked-up plan, if available
  • The type of building and who uses it

A handful of photographs and a postcode is the fastest way to a quote. Send them through the quote form, or speak to us on 01277 525 020 or use the quote form if you’d rather talk the job through.

Questions we’re asked in Dounby

Our building in Dounby is near the coast: does that change the sealant?

It can, yes: buildings near the sea take more wind-driven rain, and salt in the air nearer the shore. We check the specified product suits the exposure and pay close attention to preparation.

Is Dounby inside the area you cover, given it’s on an island?

Yes, Dounby is within the area we cover. We work across every Scottish council area. Ferry times and the weather set the plan, so we ask for photos and a full list first.

Do you take on multi-site work?

Yes. We take on portfolio and planned maintenance work, planned site by site to suit how each building is used.

What joints do you seal on a new build?

Window and door perimeters, internal decorators’ caulk where specified, sanitary joints, kitchens, movement joints and snagging. The scope follows your specification.

How many days will you need on site?

We plan the time on site around your programme and access. We will give you an estimate of time on site when we quote.

Can staff carry on working while you are here?

In the majority of cases, yes. Phased work can be planned so areas stay in use, with each area protected and signed.

What do you charge?

It depends on the job: quantities, access, the product and any phasing. Call for a fixed quote and we will price it properly.

Accreditations

Trusted. Accredited. Insured.