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

Sealant applicators in North Middleton

Commercial sealant work in North Middleton for contractors, FMs and building owners: sealant work for offices, shops, hotels and other commercial buildings, quoted at a fixed price.

  • Untidy joints in a reception, shop floor or lobby
  • Black mould through washroom sealant that won’t clean off
  • Frame sealant that has cracked, shrunk or pulled away
1
Send details
Drawings, photos, a joint schedule or a site visit.
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
Signed off, with 12 months’ guarantee.
South East, London & Scotland
Constructionline member
Fully insured: £5m PL

Commercial sealant contractors near North Middleton

Share the site address and what’s failing, and we’ll reply with a fixed quote or arrange a visit.

Why act early in North Middleton

Some low prices are low because nothing gets cut out. New sealant laid on old silicone has nothing to bond to, so it peels. Our prices always include removal of the failed bead and full joint preparation. In Scotland, wind-driven rain finds a failed joint quickly, and for a smaller place like North Middleton, a repair visit takes planning, so it’s better to act early.

The price depends on how many linear metres there are, what has to come out first and how the joints are reached. Call for a quote when you’re ready.

Why clients in North Middleton choose us

  • Specification-led, product-correct work
  • Public liability insurance in place
  • Colours confirmed for the specified product
  • Matching to RAL references, product permitting

Take a look at our cost guide or how we’re accredited.

How we handle commercial sealant contractors in North Middleton

Sometimes a split bead is a symptom rather than the cause. Water at a window perimeter might be coming from the frame, the cill or the wall behind while a movement joint that keeps tearing may simply be too narrow for the job. We look before we quote and tell you plainly if sealant won’t solve it, so nobody pays for a reseal that can’t hold. We work on washrooms and tea points, kitchen worktops and splashbacks and external facade joints, and the usual reasons a site gets in touch are smeared sealant across finishes from a rushed job and weathered facade sealant that no longer flexes. Whether you call it commercial sealant work, mastic application or joint sealing, in North Middleton it comes down to the same thing: the right product in a properly prepared joint.

On a typical commercial building in North Middleton, the joints that fail first are the hardest-worked ones: south-facing perimeters, entrance thresholds and busy washrooms.

Travel to smaller places such as North Middleton is planned so the whole job is finished in one visit where possible, so it helps to have photos and a full list first. Several jobs nearby can also be put together.

Every job ends the same way: guaranteed. You get a 12-month guarantee on our workmanship, and the quote explains what it covers.

Mastic Doctor team members lined up next to their branded vans outside an office building
Place
North Middleton (EH23)
Region
Midlothian
Guarantee
12 months on every job
Price
Fixed quote, scope in writing
Call
01277 525 020
Page updated
3 November 2026

How the quote is worked out

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

  • Location, for remote and island sites
  • Joint width, depth and condition
  • Whether the work must be split into stages
  • Induction, permit and paperwork requirements

Quantities, awkward access and phased working all shape the price. So do site requirements such as inductions and permits.

What we need to price the job

However big the job, these details speed things up:

  • Photos of the joints, close up and from further back
  • The type of building and who uses it
  • Any dates the work must fit around
  • Whether an asbestos survey exists

Let us know the site, the scope and your timescale, and a fixed quote will follow. The easiest way is to ring 01277 525 020 or send photos by email.

When to bring in a specialist

Paperwork matters too. Main contractors and clients often ask for CSCS cards, RAMS and insurance details, and our CSCS-carded applicators are used to working under those rules.

Putting right a botched joint often costs more than sealing it well at the start, because the whole bead must be removed and the faces cleaned back again. That’s why many clients bring in a specialist from the beginning.

Questions about North Middleton

Is a smaller place like North Middleton outside your area?

No. Small places get the same service as large ones. We cover the whole of Scotland. We plan jobs in smaller places so return trips are kept to a minimum.

Can you supply sealant in our brand colour for a site in North Middleton?

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 will confirm what’s available for the product.

Does commercial sealant work come with a guarantee?

A 12-month guarantee covers the workmanship, starting at sign-off. Looking after the joints as we advise helps them last.

What do you need from us to quote?

Start with whatever information is to hand. Questions or a site visit follow where needed, then a fixed quote.

Can areas stay open during the work?

We phase the work so parts of the building stay open. Tell us your site hours and access windows and we’ll plan around them.

Do your applicators hold CSCS cards?

Yes. We use CSCS-carded applicators, as many construction sites ask for.

Do you work directly for building managers?

Yes. We quote, schedule and report back in the way that suits your process, with a 12-month guarantee on the workmanship.

What North Middleton’s businesses ask us to seal

North Middleton is in the east of Scotland, which is drier than the west. Cold snaps still affect when external joints can be sealed.

Premises within reach of Gorebridge station (1.6 miles north-west of North Middleton) often have busy frontages where joints are seen by everyone passing.

North Middleton is about 5 miles south-east of Bonnyrigg, in Midlothian. Looking for commercial sealant contractors in North Middleton? We can help. 34 places across Midlothian fall within our area, North Middleton among them. Our Edinburgh page has more on work in that area.

Commercial sites across EH23 are covered for sealant joints. If your site is on Borthwick Castle Place, Cleuch Road and Borthwick Castle Terrace or close by, we can quote for sealant joints. Close to North Middleton, our area also takes in Arniston (1 mile north-west), Birkenside (1 mile north-west), Gorebridge (2 miles north-west), Carrington (3 miles west) and Gowkshill (3 miles north-west). A short drive away, we cover Bonnyrigg (5 miles north-west), Dalkeith (5 miles north), Penicuik (8 miles west), Loanhead (7 miles north-west), Newtongrange (4 miles north-west) and Shawfair (8 miles north).

What’s near North Middleton

The closest station to North Middleton is Gorebridge station, about 1.6 miles north-west. A little further out are Catcune Castle (1 mile north-west) and Midlothian Community Hospital (4.9 miles north-west). Open spaces near North Middleton include Edgelaw Reservoir.

Map of North Middleton © OpenStreetMap contributors

On site: what to expect

We begin with a short walk round with whoever looks after the building, agreeing which joints are in scope, where to start and what must stay open. After that, any old or failed material is removed, each joint is prepared and the new sealant goes in. Travel to smaller Scottish places like North Middleton is planned so the job is finished in one visit where possible, which is why we ask for photos and a full list first. External joints need a dry spell as well.

  1. You send photographs, drawings or a list of the joints and areas involved.
  2. We work out why the joints have failed and fix a quote for the agreed scope.
  3. Site hours, access windows and the order of areas are agreed before we start.
  4. The failed bead is removed and the joint faces cleaned until they’re sound and dry.
  5. The depth is set, primer is used where the maker calls for it, and the fresh bead is applied and tooled.
  6. Finished joints are checked with you and handed over with our 12-month guarantee.

Before we start on site

  • Point out parking and an unloading spot
  • Tell staff and tenants when we will be in
  • Move anything stored against the joints

Get a fixed quote

To get a fixed quote, call 01277 525 020 or email us. Our quote form is another easy route.

Get a quick quote

Advice

Surface by surface

Fire-rated seals where specified

Fire-rated sealant is only one type of fire-stopping product. Other products, such as collars, wraps and batts, are specified for different services.

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.

Signs you need commercial sealant contractors in North Middleton

Plenty of failed joints were never sealed with the right product. Painters’ acrylic in a moving joint, vinegar-smelling silicone on metal or natural stone, or a high-modulus product where a low-modulus one was needed will all fail early. BS 6213 gives guidance on choosing construction sealants.

What tends to prompt an enquiry:

  • Gaps behind commercial kitchen worktops and sinks
  • Movement joints packed with grit and debris
  • Sanitary sealant that has gone black and patchy
  • External beads that have gone brittle and cracked

For a hotel such as Borthwick Castle Hotel, which lies north-east of North Middleton, the colour of a joint at the bar or the bath matters to the look of the room.

Questions to ask before you book

  • Their plan for phasing and protecting the area
  • Will failed sealant be removed rather than covered?
  • The terms of the workmanship guarantee
  • How the joint faces will be prepared and primed

Choosing a commercial sealant contractor

Accreditations

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