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

Inveraldie fire stopping

Fire-rated and intumescent sealing of service penetrations and linear gaps in Inveraldie. CHAS accredited and fully insured, with a 12-month guarantee.

  • Snag lists that include open service penetrations
  • Service penetrations left open after M&E works
  • Hidden openings found during inspections
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
One fixed quote covering the agreed scope.
3
We seal
Failed joints cut out, faces prepared, new sealant laid.
4
Guaranteed
Our workmanship is guaranteed for 12 months.
Covering the South East & Scotland
CHAS & Constructionline
Fully insured: £5m PL

Fire stopping in Inveraldie

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

Fire stopping in Inveraldie, done properly

No fire sealant works on its own: the evidence covers a specific product, wall or floor type, service, gap, depth and backing. We match each opening to that detail before any sealant goes in, and raise it with you if it falls outside. We work on pipe penetrations, joints between fire-resisting walls and floors and linear gaps at wall heads, and the usual reasons a site gets in touch are service penetrations left open after M&E works and seals that don’t match their tested detail. Facilities teams, main contractors and managing agents in Inveraldie tend to want the same three things: a fixed quote, no surprises on site and a 12-month guarantee behind the result.

Hotels and care homes around smaller places like Inveraldie often have services added during refurbishment. A round of checks after M&E work is good practice, and any gaps found are sealed where fire-rated sealant is specified.

Guaranteed is the last step of every job. Our workmanship is backed for 12 months, and the quote explains what it covers.

Location
Inveraldie (DD4)
Region
Angus
Cover
12 months on every job
Quotes
A fixed quote before we start
Call
01277 525 020
Updated
3 November 2026
The Mastic Doctor team beside their liveried vans in front of an office building

Questions we’re asked in Inveraldie

Will you plan work around the academic year at somewhere like Abertay University?

Yes, holiday working periods are the norm on campus jobs. Let us know which documents your site asks for, and we will confirm them alongside the quote.

What do Scotland’s building standards say about service penetrations in Inveraldie?

The non-domestic Technical Handbook, clause 2.1.14, expects a penetration to keep at least the wall or floor’s fire resistance period, with proprietary products tested for the use they’re put to. Design sits with the designer and the verifier; installation to the tested detail is our part.

Can the sealant be colour-matched?

Often, yes. Many products come in a range of standard colours, and matching to RAL references or surrounding finishes is often possible. We will confirm the colours available for the specified product.

How long do sealant joints last?

There isn’t a single answer, since movement, weather, cleaning and use all affect it. Regular inspection is the best way to catch problems early.

Does the weather affect the work?

Outside, yes. Sealant needs a dry joint and a temperature within the product’s range, so frost, rain or cold mornings can delay outside work. Internal work is rarely affected.

What site paperwork can you supply?

Each site asks for different documents, so list what you need, whether RAMS, insurance or CSCS details, and we’ll confirm with the quote.

Do you seal on top of existing sealant?

No. We cut the old material out and clean the joint back before sealing, because fresh silicone will not bond with aged silicone.

Where services cross fire walls in Inveraldie

Under the Scottish non-domestic Technical Handbook, clause 2.1.14, penetrations should be fire stopped to at least the wall or floor’s fire resistance duration, using products tested for the way they’re used. We install what’s specified, to the product’s tested detail.

Halls and meeting rooms at places like Tealing Parish Church And Churchyard sometimes gain new services, and any compartment wall crossed needs the specified seal. For an estates team at a campus like Abertay University, 4.2 miles to the south of Inveraldie, summer M&E works are normally followed by a round of penetration sealing.

Inveraldie is about 4 miles north of Dundee, in Angus. Commercial clients in Inveraldie use us for work on service penetrations, as part of our coverage of Angus. Inveraldie is one of 65 places we cover in Angus for service penetrations.

Postcode districts covered here: DD4. Streets here include Hall Place, Dalziel Road and Inveraldie Crescent. If your building is just outside Inveraldie, we cover Tealing (1 mile north-west), Barns of Claverhouse (1 mile south), Burnside of Duntrune (2 miles south-east), Claverhouse (2 miles south) and Mill of Mains (2 miles south). Nearby towns on our patch include Arbroath (14 miles east), Forfar (9 miles north), Monifieth (5 miles south-east), Carnoustie (9 miles east), Kirriemuir (11 miles north) and Hunter's Town (8 miles east).

Near you in Inveraldie

For rail, the closest station is Dundee station, roughly 4.6 miles south. A little further out are Powrie Castle (1.5 miles south) and Maryfield Hospital (3.2 miles south). Not far away are Gallow Hill and Trottick Mill Ponds.

Map of Inveraldie © OpenStreetMap contributors

How a job runs

Occupied buildings need a little choreography. The work area is signed and kept contained, with routes through the building left open and work section by section so the rest of the building stays in use. Tell us who will meet us and how to get in at your building near Inveraldie. That goes into the plan alongside the quote.

  1. We start with your penetration schedule, drawings or specification.
  2. Access, permits and the order of areas are agreed with the site team.
  3. We compare every service penetration with its tested detail before sealing.
  4. Unsuitable material is removed and the opening cleaned.
  5. Backing and fire-rated sealant are installed to the detail and tooled.
  6. We tell you about openings that need a different product.

Preparing the site

  • Explain the parking and delivery arrangements
  • Confirm the product named in the specification
  • For older buildings, check the asbestos register before work

Request a quote

To get a fixed quote, call the office on 01277 525 020 or email drawings and photos, telling us the site location and the nature of the job. Our quote form is another easy route.

Get a price

Advice

Common problems we fix in Inveraldie

Linear gaps fail where a fire-resisting wall meets a slab, soffit or another wall. Movement in the frame or slab can open the joint. Linear joint details set a width range and movement capability, and the seal has to sit within them.

Typical triggers for a call:

  • Old intumescent sealant that has split away
  • Head-of-wall gaps with no fire seal
  • Penetration schedules that need working through
  • Seals that don’t match their tested detail

Where a unit on an estate such as Claverhouse Industrial Park, 1.9 miles to the south of Inveraldie, has fire-resisting walls between offices and warehouse, any new service through them should be sealed to the tested detail.

Questions to ask before you book

  • The terms of the workmanship guarantee
  • Health and safety accreditation such as CHAS
  • Whether their applicators hold CSCS cards
  • What level of public liability insurance do they hold?

Choosing a commercial sealant contractor

Commercial clients in Inveraldie

Building owners and managing agents use us on sealant work across single buildings or whole portfolios. Several sites can go on one quote, which keeps the paperwork simple.

Planned maintenance programmes are welcome: resealing failed joints building by building, on a schedule that suits your budget. Inveraldie can form part of a wider programme across Angus.

Why deal with it now?

Leave a penetration open and smoke and fire can cross into the next compartment far earlier than intended. Putting it right is typically a modest job when the openings are accessible. Wait until ceilings close or areas are occupied and the same work becomes harder to reach. Renewing every failing joint on one visit is the sensible approach for a place like Inveraldie. Photos of each area help us quote the whole job.

Quantities, awkward access and phased working all shape the price. Site requirements like inductions and permits play a part as well, along with the time of year for external work.

Why choose Mastic Doctor in Inveraldie

  • Clear, fixed quotes
  • One contact handling all your sites
  • Joints cleaned back to sound surfaces
  • Products installed to the manufacturer’s instructions

Read what affects the cost or our accreditations.

Keeping the joints sound

After handover, these steps help:

  • Brief every trade that openings they make must be sealed
  • Get seals inspected before ceilings and boxing close
  • Keep general-purpose fillers away from compartment walls
  • Treat an open penetration as a priority repair

Store the specified product details somewhere the next contractor can find them. It makes later repairs much easier to match.

Regular walk-rounds of service areas are worth the time. Catching a damaged seal early keeps the fix small; found late, it can be one of many.

How the job changes by surface

Risers and ceiling voids

Risers and ceiling voids hold most of a building’s service penetrations. Access is often tight, so we agree it with you in advance along with any permits your site needs.

Masonry and concrete

Block walls and concrete floors are common substrates for penetration seals. Dust and debris are cleared from the opening, with backing added if the detail requires it.

Accreditations

Trusted. Accredited. Insured.