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

Sealant specialists in Nether Dallachy

Commercial sealant contractors for Nether Dallachy, from a contractor working since 2005. Fully insured and CHAS accredited.

  • Sanitary sealant that has gone black and patchy
  • Window and door perimeter joints that have cracked open
  • Earlier reseals applied straight onto the failed bead
1
Send details
Tell us about the site, with photos if you have them.
2
Get a quote
Scope agreed and priced before anything starts.
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
CHAS accredited
£5m PL insurance

Commercial sealant contractors for businesses in Nether Dallachy

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

Our process

A typical day starts with protection: masking tape along the joint edges and sheeting over anything nearby. The work itself normally takes part of a day on a small job and longer where several buildings or phases are involved, and our waste is bagged and taken away as we go. For a building near Nether Dallachy, directions, keys and a contact on the day are worth sorting early. We’ll confirm the plan with the fixed quote.

  1. First, details reach us through the quote form or a site visit.
  2. We diagnose the cause of failure and price a fixed scope.
  3. Where parts of the building must stay open, the work is phased.
  4. Old sealant is cut out completely, never sealed over.
  5. Each joint gets a suitable sealant, laid to depth and tooled.
  6. A final walk-round, then the 12-month guarantee applies.

Preparing the site

  • Send any specification or drawings in advance
  • Send asbestos survey details if the building is pre-2000
  • Make sure the joints can be reached

Get a fixed quote

For a fixed quote, phone 01277 525 020 or email a schedule or drawings. You can also send details through our quote form.

Get a price

Related advice

About our commercial sealant contractors in Nether Dallachy

Sealant joints are easy to overlook until one lets water in, and on a working site that usually surfaces as a leak, a stain or a complaint from occupiers. Mastic Doctor works as a commercial sealant contractor for facilities managers, managing agents and main contractors with sites in Nether Dallachy. Our job is to diagnose the failure, remove the old bead and seal again using a product chosen for the movement and exposure. We work on movement joints in walls and floors, washrooms and tea points and external facade joints, and the failures we are asked to look at most are window and door perimeter joints that have cracked open and black mould through washroom sealant that won’t clean off. Whether you call it commercial sealant work, mastic application or joint sealing, in Nether Dallachy it comes down to the same thing: the right product in a properly prepared joint.

If you look after more than one building near Nether Dallachy, the work can be planned as one programme, with one quote format and one point of contact.

Scottish weather decides a lot about outside work in a place like Nether Dallachy: sealant needs a dry joint and the right temperature, so external work has a weather window built in. Indoor work isn’t held up by rain.

We sign every job off with a 12-month guarantee. It’s a plain promise: if our work fails within that year, we put it right.

The Mastic Doctor team standing beside their branded vans outside an office building
Where
Nether Dallachy (IV32)
Wider area
Moray
Guarantee
A 12-month guarantee
Quotes
A fixed quote before we start
Call
01277 525 020
Last updated
3 November 2026

Work for main contractors and building owners

If you look after buildings for someone else, you need clear quotes and clear reporting. You get a fixed quote, an agreed scope and a walk round at the end, plus a 12-month guarantee.

For main contractors, we work as the sealant subcontractor, on new build and refurbishment alike. Programme, specification and site rules come first.

How the job changes by surface

Fire-rated seals where specified

Intumescent and other fire-rated sealants go in at service penetrations and linear gaps to the maker’s tested details, where they are specified. Fire-stopping design and sign-off sit with the designer, fire engineer or building control; we install what’s specified.

Movement joints in walls and floors

Movement joints in walls and floors let the structure expand and contract. When the seal fails, debris gets in and the joint stops working. The joints are resealed using a sealant matched to the movement and any traffic.

Quoting for work in Nether Dallachy

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

  • Joint width, depth and condition
  • Travel to remote or island sites
  • How accessible the joints are
  • Whether the work must be split into stages

Access can matter as much as the joints themselves: easy-to-reach joints are quicker than those that need equipment to get to. Tell us how the joints are reached and call for a quote.

What we need to price the job

Whether it’s one area or a whole building, these details speed things up:

  • The type of building and who uses it
  • The site address and postcode
  • How the joints are reached, and at what height
  • Drawings or a marked-up plan, if available

Send details, get a quote, we seal, guaranteed: that’s how every job runs. The first step is to give us a call on 01277 525 020 or send details through our quote form with what you know.

When to call us in Nether Dallachy

The wrong sealant in the wrong place is a common cause of early failure. Decorators’ caulk on a joint that moves, acetoxy silicone on stone or metal, or a stiff sealant on a facade all let go sooner than they should. BS 6213 gives guidance on choosing construction sealants.

It’s worth sending us details if you spot any of the following:

  • Gaps behind commercial kitchen worktops and sinks
  • Untidy joints in a reception, shop floor or lobby
  • Wall and floor joints that have lost their seal
  • Hardened, chalky sealant on south-facing or exposed elevations

A lasting commercial joint around Nether Dallachy begins with the old bead fully out and the faces clean and dry.

Questions to ask before you book

  • Their plan for phasing and protecting the area
  • Will RAMS and insurance details be available?
  • Will failed sealant be removed rather than covered?
  • What level of public liability insurance do they hold?

Questions to ask before you appoint anyone

Questions we are asked in Nether Dallachy

Is Nether Dallachy off your patch?

Not at all: smaller places are covered as well as towns. We cover the whole of Scotland. Good photographs up front let us bring everything on the first visit.

Can you match sealant colours for premises in Nether Dallachy?

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

How long does a typical visit take?

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

Are you CHAS accredited and on Constructionline?

Yes. We’re CHAS accredited, we’re a Constructionline member and we use CSCS-carded applicators.

Do you work to architects’ specifications?

Yes. We follow the specification, along with the manufacturer’s installation guidance, and we raise anything unclear before work begins.

Can you take on work for an FM or managing agent?

Yes. You send the details, we return a fixed quote, and the job is done and signed off, with a 12-month guarantee on the workmanship.

Which site documents can you send us?

The paperwork is agreed with the quote: most clients ask for RAMS, our insurance certificate and CSCS details. Every applicator holds a CSCS card.

Sealant on show in Nether Dallachy’s commercial buildings

Nether Dallachy lies within about 1 mile of the sea. Buildings near the sea put their external joints through more driven rain, with salt air nearer the beach. We choose a product rated for the exposure, then confirm the colours available for it. Nether Dallachy is in the east of Scotland, which is drier than the west. Cold snaps still affect when external joints can be sealed. We plan external frontages and frames around that

A hotel such as Garmouth Hotel, 1.3 miles to the west of Nether Dallachy, shows how much sealant a hospitality building has on show, from bathroom joints to the bar.

Nether Dallachy is about 4 miles west of Buckie, in Moray. Any commercial site in Nether Dallachy is covered. Our Moray coverage takes in 59 places. For work in that direction, see our Aberdeen page.

If you need commercial sealant contractors in IV32, the process matches everywhere else we work: details, then a fixed price, then sealing and a 12-month guarantee. Close to Nether Dallachy, our area also takes in Bogmoor (1 mile south), Upper Dallachy (1 mile south), Garmouth (1 mile west), Kingston (2 miles north-west) and Portgordon (2 miles east). Nearby towns on our patch include Elgin (9 miles west), Buckie (4 miles east), Lossiemouth (9 miles north-west), Keith (9 miles south-east), Ashgrove (8 miles west) and Portknockie (8 miles east). Island and remote sites need extra planning, with travel, ferry crossings where needed and weather to allow for, so give the site location in your enquiry.

What’s near Nether Dallachy

Well-known places in the area include Seafield Hospital (3.5 miles east) and Fochabers Folk Museum (3.4 miles south). Green spaces nearby include The Lake.

Map of Nether Dallachy © OpenStreetMap contributors

What we can’t put right

A proper diagnosis includes knowing what sealant can’t do. You’ll hear from us if the cause turns out to be any of the following:

  • A dripping trap, valve or pipe behind a fitting
  • Old mastic that tests positive for asbestos
  • Misted, cracked or failed glazing units (a glazier’s job)

Not sure which it is? You can call the office on 01277 525 020 or email a schedule or drawings and we will tell you honestly.

Joints and surfaces we work on

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

Trusted. Accredited. Insured.