The Mastic Doctor team standing beside their branded vans outside an office building
Perth and Kinross · Scotland

Commercial washroom and wet-area sealing in Dunning, Perth and Kinross

Our CSCS-carded applicators take on sealing in commercial washrooms, showers, kitchens and wet areas in Dunning and the surrounding area. Send details for a fixed quote.

  • Urinal joints that look unhygienic
  • A new bead over an old one coming away
  • Open joints along basins and vanity units
1
Send details
Tell us about the site, with photos if you have them.
2
Get a quote
One fixed quote covering the agreed scope.
3
We seal
CSCS-carded applicators, the right product for each joint.
4
Guaranteed
Signed off, with 12 months’ guarantee.
South East, London & Scotland
CHAS & Constructionline
£5m PL insurance

Washroom sealing near Dunning

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

About our washroom sealing in Dunning

Not every silicone belongs in a washroom. Sanitary silicone contains additives that resist mould, and neutral-cure versions avoid the damage acetoxy types can do to some metals, stone and mirror backings. In food areas, hygienic or food-safe sealants are used where food contact is possible. If you’re dealing with urinal joints that look unhygienic and sealant laid over old silicone and now peeling, we can put it right, whatever the surface. For commercial sealant work in Dunning, you deal with one contact from quote to sign-off, whether it’s one building or several.

For washroom work around Dunning, we plan so every room on the list is done in one trip where possible. Photos of each washroom and a count of rooms help us quote and plan.

Every job ends the same way: guaranteed. Our workmanship is backed for 12 months, and the quote explains what it covers.

Location
Dunning (PH2)
Wider area
Perth and Kinross
Guarantee
12 months on every job
Quotes
Quoted before any work starts
Call
01277 525 020
Updated
3 November 2026
Mastic Doctor team members lined up next to their branded vans outside an office building

When to call us in Dunning

Decorators’ caulk and general sealants sometimes end up where sanitary silicone belongs. They aren’t made for constant wetting, and they stain, crack or wash out.

Typical triggers for a call:

  • Failed joints along IPS and cubicle panels
  • Failed sealant behind washroom basins
  • Washrooms that look worn because of the sealant
  • Kitchen worktop joints that can’t be kept clean

Healthcare washrooms on sites such as St Margaret's Hospital (5.3 miles west of Dunning) are resealed area by area, under the site’s own infection-control rules.

What to look for in a quote

  • Proof of insurance
  • Who will actually carry out the work
  • How they handle RAMS and site documents
  • Are they CHAS accredited or on Constructionline?

How to choose a sealant contractor

What the job involves on each surface

Urinals and WC pans

The joint between a pan and the floor is easy to overlook. We include them in the survey.

Wet-room floors and floor-to-wall joints

Floor edges in wet areas are where water most often escapes. We reseal the floor-to-wall junctions and around drains where sealant is used.

What happens if it’s left?

Waiting for a holiday closure can leave failing joints in place for a long time. With phasing, the work can go ahead while most facilities stay open. Exposed buildings in Scotland take a lot of weather, and for a smaller place like Dunning, a repair visit takes planning, so it’s better to act early.

What a job costs comes down to the quantity of joints, what has to come out first and the access. Call for a quote when you’re ready.

Why clients in Dunning choose us

  • Health and safety: CHAS accredited
  • Fully insured
  • Colour agreed before work starts
  • Joints cleaned back to sound surfaces

Read our cost guide and how we’re accredited.

Busy facilities in and around Dunning

Being in the east of Scotland, Dunning gets less rain than the west coast. Drier weather outside doesn’t help a washroom with poor extraction, where mould gets into silicone fast.

Church halls and community buildings, such as those at St Serf's Church, have kitchens and toilets used by many groups, and their sanitary sealant works hard.

Dunning is about 8 miles south-west of Perth, in Perth and Kinross. Across the PH2 postcode area, the process is the same: send details, get a fixed quote, we seal, and the work is guaranteed. Across Perth and Kinross, 114 places are covered, including Dunning. Our Dundee page has more on work in that area (26 miles or so).

Commercial sites across PH2 are covered for washrooms and wet areas. We cover commercial and managed buildings on Kirkstyle Square, Thorntree Square and Station Road and the roads nearby. We also cover Aberuthven (3 miles west), Auchterarder (5 miles west), Forgandenny (5 miles north-east), Milltown of Aberdalgie (5 miles north-east) and Balgowan (5 miles north). Bigger towns within reach include Perth (8 miles north-east), Crieff (11 miles north-west), Kinross (9 miles south-east), Letham (7 miles north-east), Scone (10 miles north-east) and Tulloch (8 miles north-east).

Near you in Dunning

Well-known places in the area include St Margaret's Hospital (5.3 miles west) and Keltie Castle (1.1 miles south-west). Green spaces nearby include Dupplin Lake and Innerdouny Hill.

Map of Dunning © OpenStreetMap contributors

When something else is needed

Being straight saves everyone time. New sealant won’t cure:

  • Leaks through tanking or membranes below the finishes
  • A dripping waste or valve behind a panel
  • Condensation from failed extract fans

If you’re not sure, just give us a call on 01277 525 020 or email us and we’ll give you a straight answer.

Joints and surfaces we work on

  • Vanity units and basins
  • IPS panels and cubicles
  • Urinals and WCs
  • Showers, trays and wet room floors
  • Kitchens and tea points
  • Accessible toilets and changing rooms

On site: what to expect

Before we leave any area, we remove the tape, clean down and inspect every joint. If an area should be left alone while the sealant cures, we say how long and put signs out. Travel to smaller Scottish places like Dunning is planned so the job is finished in one visit where possible, so photos, sizes and a full list matter. External joints need a dry spell as well.

  1. We agree which washrooms close and when.
  2. Leaks, loose panels or damp are pointed out first.
  3. Old sealant is stripped and the faces prepared.
  4. We reseal with the grade suited to each area.
  5. We give you a reopening time for every room.

Before we start on site

  • Explain the parking and delivery arrangements
  • Let building users know which areas are affected
  • Share the asbestos register for older buildings

Get a fixed quote

We quote a fixed sum against the scope you give us, so the cost is agreed before work starts. To start the process, phone 01277 525 020 or send details through our quote form.

Ask for a quote

Related advice

Dunning: questions and answers

Is Dunning off your patch?

No. Small places get the same service as large ones. Every Scottish council area is within our area. Where we can, we group nearby jobs to make the most of each trip.

Is a hospital such as St Margaret's Hospital somewhere you can work?

Yes. Healthcare sites are among the places we work. Before anything starts, the estates team agrees permits, inductions and infection-control measures with us.

When is resealing likely to be due?

There isn’t a single answer, because life depends on how much the joint moves, how exposed it is and how it’s cleaned and used. Regular checks let you plan resealing before leaks or damage.

Can you clean the mould off instead of resealing?

Not for long. Mould grows into the sealant itself so cleaning only lightens it for a while. Replacement is the lasting fix.

Do you guarantee washroom sealing?

There is a 12-month guarantee on our workmanship, and we carry public liability insurance.

What do you charge?

We don’t publish prices, because every site is different. Send photographs or drawings and we’ll price it at a fixed figure.

What’s the quickest route to a quote?

You can use the quote form on this site; alternatively, speak to us on 01277 525 020 or send photos by email. Photos, drawings or a joint schedule help us quote quickly.

Should maintenance staff do it?

For a quick touch-up, site staff may be fine, but anything bigger is another matter: a specialist works through quantities efficiently, leaves a consistent finish and backs it with a 12-month guarantee.

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.