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

Sandness commercial sealant contractors

Sealant work for offices, shops, hotels and other commercial buildings throughout Sandness and nearby, carried out by CSCS-carded applicators. Fully insured and CHAS accredited.

  • Expansion joints with the sealant torn out
  • Untidy joints in a reception, shop floor or lobby
  • Sanitary sealant that has gone black and patchy
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
A fixed quote for the work, with the scope in writing.
3
We seal
The right sealant, to the right depth, neatly finished.
4
Guaranteed
Backed by a 12-month workmanship guarantee.
Covering the South East & Scotland
Constructionline member
£5m PL insurance

Commercial sealant contractors in Sandness

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

How we handle commercial sealant contractors in Sandness

We’ve applied sealant on commercial sites for over 20 years, and the documents buyers ask for are ready: we are CHAS accredited and a Constructionline member, our applicators hold CSCS cards, and we carry five million pounds of public liability insurance. If your site needs RAMS, an insurance certificate or CSCS details, say so and we will confirm with the quote. The enquiries we see most involve a top-up bead over failed sealant, now lifting and untidy joints in a reception, shop floor or lobby, across external facade joints, washrooms and tea points and window and door perimeters. For commercial sealant work in Sandness, you deal with one contact from quote to sign-off, whether it’s one building or several.

The most common commercial job in Sandness is resealing joints that have simply reached the end of their life: split, chalky or peeling, with leaks or mould starting behind it.

Around smaller places such as Sandness, the commercial buildings tend to be hospitality, local shops, schools, health centres and converted rural buildings. Their kitchens, washrooms and window perimeters all need joints that keep water out.

Our workmanship is guaranteed for 12 months, in Sandness as everywhere else we work. If a joint we sealed fails because of how it was installed, we come back and put it right.

Mastic Doctor team members lined up next to their branded vans outside an office building
Place
Sandness (ZE2)
Region
Shetland Islands
Cover
A 12-month guarantee
Quote
Fixed quote, scope in writing
Phone
01277 525 020
Page updated
3 November 2026

Questions about Sandness

Do you offer colour-matched sealant for buildings in Sandness?

Yes. Colour matching to frames, cladding, stone and shop-fit finishes is a regular part of the work. Send colour references or photographs and we’ll confirm what’s available for the product.

Does the sea air around Sandness change the choice of sealant?

It can, yes: buildings near the sea take more wind-driven rain, and salt in the air nearer the shore. We choose the product for the exposure, prime where the manufacturer requires it and size the joint for its movement.

Is Sandness in your area?

Yes. Sandness falls within our area, and you can call 01277 525 020 or email drawings and photos to get started.

Is your work guaranteed?

Our workmanship is guaranteed for 12 months. We’re fully insured for public liability as well.

How soon can the area be used again?

We will confirm how long the chosen product needs to cure, and sign any area that should be left alone.

Which site documents can you send us?

Tell us what site paperwork you need (RAMS, insurance certificate, CSCS details) and we’ll confirm with the quote. We hold CHAS accreditation and Constructionline membership and carry five million pounds of public liability insurance.

What about asbestos in old mastic?

On older buildings, our first request is the asbestos survey. Managing asbestos is the dutyholder’s responsibility.

Cost factors for sealant joints

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

  • Travel to remote or island sites
  • How accessible the joints are
  • Whether old sealant has to be cut out first
  • Specialist products, such as fire-rated or hygienic sealants

Access can matter as much as the joints themselves: joints within easy reach take less time than ones that need access equipment. Mention the access as part of your enquiry.

What we need to price the job

However big the job, these details speed things up:

  • Drawings or a marked-up plan, if available
  • Anything awkward about access or site hours
  • The product your specification calls for
  • When you need the work done

Every quote starts with the facts: what’s there, how much of it, how we reach it and what’s specified. Share whatever details you have and we will fill any gaps with a visit.

Our process

Where the site stays busy, we agree a sequence with your contact so the disruption stays in one area at once. Each section is protected, cleaned back and sealed before the next one starts. Where we can, we combine work around Sandness with other jobs nearby. Let us know if your dates have any give.

  1. We begin with whatever information you have, whether that’s photos, a drawing or a list of locations.
  2. We work out why the joints have failed and fix a quote for the agreed scope.
  3. Before anything is cut out, we agree access, timings and sequence.
  4. Failed sealant is cut out and each joint cleaned back to sound, dry faces.
  5. Backing and primer go in where needed, then the chosen sealant is applied and tooled.
  6. We walk the completed areas with you and sign them off under the 12-month guarantee.

Getting the site ready

  • Send asbestos survey details if the building is pre-2000
  • Send any specification or drawings in advance
  • Flag any permit to work we will need

Getting a fixed quote

Send details, get a quote, we seal, guaranteed: that’s how every job runs. To take the first step, call the office on 01277 525 020 or email drawings and photos.

Get a price

Read more

What Sandness’s businesses ask us to seal

Sandness lies within about 1 mile of the sea. For shops, hotels and offices, that means frontage and frame joints that weather faster than they would inland. Where a frontage needs a particular colour, the product still has to suit that exposure. Sandness is in the east of Scotland, which is drier than the west. Cold snaps still affect when external joints can be sealed. In winter, outside joints are timed for when surfaces are dry and within the product’s range

Whatever the building in Sandness, commercial sealant work starts with cutting out the failed bead and cleaning the joint back to sound material. Colour matters on frontages and fit-outs, so the quote confirms which colours the chosen product comes in.

Sandness is in the Shetland Islands. We cover Sandness and the rest of the Shetland Islands, and jobs here get the same fixed quote and 12-month guarantee as anywhere else. Sandness is one of 63 places we cover in the Shetland Islands.

We take on sealant joints across the ZE2 postcode area, for business premises of every kind. Just outside Sandness, we also work in Melby (1 mile north-west), Walls (6 miles south-east), Aith (10 miles east), Easter Skeld (11 miles south-east) and Brae (12 miles north-east). Where a site is remote or on an island, we plan travel and materials carefully, so include the location in your enquiry.

What’s near Sandness

For a walk, there’s Loch of Norby.

Map of Sandness © OpenStreetMap contributors

Building owners, agents and FMs in Sandness

Housing associations and managing agents often need work done across blocks and communal areas. We phase the work so people keep access, with each stage agreed with your site contact.

Hospitality, education, healthcare, office and retail clients book us directly too. The work is planned around how the building runs, so the building keeps working while we do.

Different surfaces, different methods

Window and door perimeters

Where frames meet the surrounding wall, sealant is the weather line. We remove the old seal, prepare the faces, fit backing where needed and seal again with a product chosen for both the frame and the wall.

Movement joints in walls and floors

Floor joints that take trolleys or forklifts need a tougher filler or sealant. We will recommend the right filler or sealant for the traffic and movement; if the arrises are broken, we will say so before sealing.

Why it’s worth doing now in Sandness

Leaving a failed joint rarely saves money. Water past a frame perimeter or a washroom joint can reach plasterboard, insulation, floor coverings and the ceiling below. Dealing with it while the damage stops at the bead is the cheaper route. In Scotland, wind-driven rain finds a failed joint quickly, and for a smaller place like Sandness, a repair visit takes planning, so it’s better to act early.

Every site prices differently: the joint sizes, the specified product, access and working hours each have a bearing. Send the details and a fixed figure follows.

What you get with us

  • One contact handling all your sites
  • Constructionline member
  • Old sealant cut out, never sealed over
  • Sealing commercial buildings since 2005

See what affects the cost and our accreditations and insurance.

Keeping the joints sound

Keep the joints in good shape with a few simple steps:

  • Ask cleaners to use a soft cloth and mild cleaner on sealant
  • Put external and wet-area joints on a regular inspection round
  • Check the asbestos register before anyone disturbs old sealant in an older building
  • Keep washroom and kitchen extraction working

Brief your cleaning team on the joints that have been resealed. Scourers, blades and harsh products shorten a bead’s life; a mild cleaner is all most joints need.

Sealant rarely fails all at once across a building. The first failures are often a warning about the rest, so it makes sense to look at the wider elevation or block. We’ll tell you which sealant joints need doing first and which can wait.

Accreditations

Trusted. Accredited. Insured.