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

Sealant applicators in Arniston

Sealant work for offices, shops, hotels and other commercial buildings across Arniston, by CSCS-carded applicators. CHAS accredited and fully insured.

  • Layers of sealant, all of them failing
  • Untidy joints in a reception, shop floor or lobby
  • Movement joints packed with grit and debris
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
CSCS-carded applicators, the right product for each joint.
4
Guaranteed
12-month guarantee on our workmanship.
Covering the South East & Scotland
CHAS accredited
Fully insured: £5m PL

Commercial sealant contractors across Arniston

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

What we can’t put right

We check first that sealant really is the fix. It won’t put right:

  • Structural cracks or movement the joints weren’t designed for
  • Leaking roofs, gutters or flat-roof membranes (those need a roofer)
  • Misted, cracked or failed glazing units (a glazier’s job)

If you’re not sure, just speak to us on 01277 525 020 or send photos by email and we will give you a straight answer before you book.

Where we work in Arniston

  • Kitchen worktops and splashbacks
  • Movement joints in walls and floors
  • Floor and threshold joints
  • External facade joints
  • Washrooms and tea points
  • Window and door perimeters

Commercial sealant contractors in Arniston

On older buildings, particularly those put up before 2000, some old mastics and sealants may contain asbestos. Before anything is cut out, we ask for the asbestos register or survey, since managing asbestos is the dutyholder’s responsibility. If a material is suspected, work stops until it’s tested (removing asbestos-containing materials isn’t something we do). We work on washrooms and tea points, movement joints in walls and floors and external facade joints, and the usual reasons a site gets in touch are mouldy silicone around WCs, urinals and vanity tops and hardened, chalky sealant on south-facing or exposed elevations. One point of contact handles commercial sealant work in Arniston from the first photographs to the final walk-round, whether it’s one building or several.

In Arniston, as anywhere, the first joints to go are usually the ones that work hardest: frame perimeters in the sun, floor joints at doorways and anything that gets wet every day.

In smaller Scottish places like Arniston, commercial buildings are often hotels, pubs, shops, schools, surgeries and farm or estate buildings put to new use. Their kitchens, washrooms and window perimeters all need joints that keep water out.

Every job is signed off with a 12-month guarantee. The promise is simple: if the work we did fails within twelve months, we return to fix it.

The Mastic Doctor team beside their liveried vans in front of an office building
Location
Arniston (EH23)
Wider area
Midlothian
Guarantee
12 months on every job
Price
Quoted before any work starts
Call
01277 525 020
Page updated
3 November 2026

FAQs: Arniston

Does your area include sites such as Butlerfield Industrial Estate, near Arniston?

Yes. Estates, retail parks and business parks around Arniston, Butlerfield Industrial Estate among them, are all within reach. To start, just call 01277 525 020 or use the quote form with the unit, the joints involved and your access times.

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

Yes, we can normally get close to most finishes from the product’s colour range. Available colours for the product are confirmed with the quote.

Can you work to our specification?

Yes. Include it with the drawings when you ask for a quote, and the quote will be based on it.

Can weather delay the job?

It can, when the joints are outside. Wet joints and cold, damp or frosty conditions stop the sealant bonding properly, so external work may be moved if conditions aren’t right. Internal work is far less affected.

Do you work directly for building managers?

Yes. A large share of our work comes through facilities managers, managing agents and landlords. Tell us how you issue work and we’ll fit in.

Do you cover Arniston?

Yes. Arniston is in our area. For a quote, call the office on 01277 525 020 or email drawings and photos.

Could the old sealant in an older building contain asbestos?

In buildings from before 2000 in particular, some old mastics and sealants may contain asbestos. We ask to see the asbestos register or survey before disturbing old sealant, and if something is suspected, work stops until it’s tested.

Working on commercial sites near Arniston

Less than 3 miles from Arniston there are at least three named estates and business parks. Tenant changes on such sites bring fit-outs, and fit-outs bring new joints; brand colours often come into it. Arniston is in the east of Scotland, which is drier than the west. Frost and condensation on winter mornings can still hold up external sealing. Outside work is booked with that in mind

Occupiers with premises at both Butlerfield Industrial Estate and Mayfield Industrial Estate could have the sealant at each handled under one quote. Trade counters and showrooms on estates such as Butlerfield Industrial Estate, 2.3 miles to the north of Arniston, need neat joints where customers see them.

Arniston is about 4 miles south-east of Bonnyrigg, in Midlothian. Looking for commercial sealant contractors in Arniston? We can help, as we do across Midlothian. Across Midlothian, 34 places are covered, Arniston among them. Our Edinburgh page has more on work in that area, about 10 miles away.

Work on sealant joints is covered throughout EH23, whatever the building. Streets here include Bellsmains, Cadwell Path and Cadwell Walk, and sites on any of them can send details for a fixed quote. We also cover Birkenside (1 mile north), Gorebridge (1 mile north), North Middleton (1 mile south-east), Carrington (2 miles west) and Gowkshill (2 miles north) for sealant joints. A short drive away, we cover Bonnyrigg (4 miles north-west), Dalkeith (4 miles north), Penicuik (7 miles west), Loanhead (5 miles north-west), Mayfield (3 miles north) and Shawfair (7 miles north).

What’s near Arniston

Arniston’s nearest station is Gorebridge station, about 0.7 miles north of the centre. A little further out are Midlothian Community Hospital (3.8 miles north-west) and Catcune Castle (0.5 miles east). The countryside around Arniston includes Edgelaw Reservoir.

Map of Arniston © OpenStreetMap contributors

How the quote is worked out

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

  • Site requirements such as inductions and permits
  • The size and state of each joint
  • Any access equipment needed
  • Travel to remote or island sites

Access often affects the price as much as the sealing: easy-to-reach joints are quicker than those that need equipment to get to. Mention the access as part of your enquiry.

Before you send an enquiry

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

  • When you need the work done
  • How the joints are reached, and at what height
  • Where the site is, with the postcode
  • Photos of the joints, close up and from further back

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 email the details over.

How the job changes by surface

Commercial kitchens and tea points

In kitchens, sealant lines at worktops, sinks and wall panels take heat, grease and daily cleaning. They’re degreased thoroughly before resealing.

Window and door perimeters

Internally, window boards and frame edges often have decorators’ caulk or silicone that has cracked. The product depends on whether the joint will be painted, in a shade that suits the frame.

On site: what to expect

When we get to site, we sign in, go through any site induction and check how permits are handled. Everything around the joints gets protected before any cutting starts, with the work itself typically taking a few hours to several days on most single sites, depending on joint lengths and access. Where we can, we combine work around Arniston with other jobs nearby, to make the most of each trip. Let us know if your dates have any give.

  1. First, details come to us: photographs, drawings or a schedule of the areas, or we arrange a site visit.
  2. Next comes a diagnosis and a fixed quote.
  3. Before anything is cut out, we agree access, timings and sequence.
  4. We strip the failed bead and prepare both faces of the joint.
  5. We fit backing to the right depth, prime where specified and lay the new bead.
  6. We walk the completed areas with you and sign them off under the 12-month guarantee.

Preparing the site

  • Agree which areas must stay open
  • Confirm the product named in the specification
  • Flag any permit to work we’ll need

Getting a fixed quote

Need a figure for a tender or a budget? We’ll quote against your scope and drawings that you can work with. If you have questions first, phone 01277 525 020 or email drawings and photos.

Get a quick quote

Read more

What we are called out for in Arniston

Washrooms and kitchens wear sealant out in their own way. Constant moisture, cleaning chemicals and weak extraction let mould grow into the sealant. Replacement with a sanitary anti-mould silicone is the lasting answer.

Most enquiries start with one or more of the following:

  • Hardened, chalky sealant on south-facing or exposed elevations
  • Frame mastic that has hardened and come away from the wall
  • Smeared sealant across finishes from a rushed job
  • Black mould through washroom sealant that won’t clean off

Premises within reach of Gorebridge station, 0.7 miles to the north of Arniston, often have busy frontages where joints are seen by everyone passing.

Questions to ask before you book

  • Which product they’ll use, and why it suits the joint
  • Proof of insurance
  • How the joint faces will be prepared and primed
  • Whether old or failed sealant will be cut out, not overlaid

Questions to ask before you appoint anyone

General trades versus a specialist

Certain joints really need a specialist: for instance fire-rated seals that must match a tested detail, trafficked floor joints and external movement joints. A poor seal in places like these tends to cost more to put right later.

General builders and handymen seal joints, but it isn’t their main trade. A specialist brings correct preparation, depth control with backing rod and a product suited to that particular joint.

Accreditations

Trusted. Accredited. Insured.