Orkney Islands · Scotland
Remedial sealant & repairs in Kirkwall, Orkney Islands
Specialist remedial sealant for Kirkwall: the right sealant, proper preparation and a neat finish. Ask us for a quick quote.
- Mould trapped under a layer of silicone
- Movement joints that have split or pulled away
- Sealant peeling off a dusty or damp surface
Why deal with it now?
Adding more sealant is the usual quick fix, and it rarely works. It cannot bond to what’s underneath, leaving the leak in place and one more layer to cut out later. Private landlords in a town like Kirkwall must keep homes wind and watertight under the Repairing Standard. Sorting failed joints early is easier than dealing with a tenant’s complaint.
A few things move the cost up or down: the old material and how easily it comes out, whether mould needs treating, and whether the work is at height. We take all of that into account in your quote.
Why us?
- Sealant colour chosen to suit
- White, clear, grey or another colour, product permitting
- We leave the area clean and tidy
- Quality sealants from Arbo and Everbuild
Take a look at our cost guide or our reviews.
How we handle remedial sealant in Kirkwall
The wrong product in the wrong joint fails however neatly it’s applied. We take it out and use a sealant made for that joint. If you have over-sealed joints coming away and dark patches showing through the sealant, we can put it right, whatever the surface.
With generally soft Scottish Water supplies, limescale is less of an issue in Kirkwall than in hard-water areas. But mould still finds its way into sealant and grout wherever a room stays damp.
Each job carries a 12-month guarantee.
- Place
- Kirkwall (KW15)
- Region
- Orkney Islands
- Guarantee
- A year, on every job
- Quotes
- A clear quote up front
- info@mrmastic.co.uk
- Page updated
- 26 October 2026

Looking after it afterwards
Good habits help new joints last longer. Our tips:
- Do not wait for a small gap to become a leak
- Do not add new sealant on top of old
- Clean sealant with mild products only
- Air the bathroom so the sealant can dry
Leave the new joint to cure fully before it gets wet or moves: generally around 24 hours, or as long as we advise.
A split movement joint lets rain into walls and floors, and left long enough, the edges of the joint can crumble. Resealing while the edges are sound is simpler.
Different surfaces, different methods
Mouldy bath & shower sealant
Mould often spreads under the bead as well as through it. Once it’s all removed, the joint is treated so the new sealant starts clean.
Windows & doors
Wrong-coloured or messy mastic can be replaced for appearance too, matched to the frame colour.
Work for landlords, hotels and businesses
We work for landlords and agents as well as homeowners. Sealant work between tenants is a simple way to keep a property in good order.
If you manage several properties in or around Kirkwall, several properties can go on one quote. Just tell us the addresses and what each one needs, and photos by email help.
How the visit works
On the day, there’s very little for you to do. Show us the job and we will take it from there. The job generally takes a few hours for a typical bath or shower, longer where several layers have been applied. Parking around Kirkwall is rarely difficult, though older streets in the centre can be tight. If you’re in a flat with a shared stair or a door entry system, let us know when you book.
- We look at how the sealant has failed and check for movement or a leak path.
- We strip the joint completely, removing any layers below.
- We clean the joint, treat any mould and let it dry.
- We use the right backing and sealant for any joint that moves.
- Finally we finish the joint and talk you through what we found.
Getting ready for the visit
- Keep pets and children clear of the area while we work
- For business premises, tell us about site rules or sign-in
- Tell us if parking is tricky
Ask for a quote
Call for a quick quote, or send an email if you’d rather. Tell us about the joints that need doing and we’ll explain what’s involved before giving you a price.
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Towns and villages near Kirkwall
More services for Kirkwall
DIY sealant or a professional job?
If you’ve already had a go yourself, that’s fine. We cut it out and start again, so tell us about it when you ask for a quote.
If you do try it yourself, take your time over the preparation: remove every trace of old sealant, clean and dry the joint, and follow the product’s cure time. If it doesn’t work out, we can still put it right.
Kirkwall: your questions answered
What guarantee comes with remedial sealant in Kirkwall?
Every job comes with our 12-month guarantee, wherever it is. We are also fully insured and ARBOMaster approved.
Do you cover Kirkwall for remedial sealant?
Yes, Kirkwall is within the area we cover. We work across all of Scotland. Just send an email to info@mrmastic.co.uk with a few details of the job, and we will give you a clear price.
Can I choose the sealant colour?
Usually, yes. White, clear and grey are common, and other colours are available, and we will agree it with you first.
Can old silicone be taken off without scratching the tiles?
Yes. Careful removal is most of a remedial job, especially on acrylic, enamel and uPVC.
I rent my home. Can I book you?
Yes, though it’s best to check with your landlord first. Landlords are often happy for the work to be arranged.
How long does remedial resealing take?
Longer than a simple reseal, because every layer has to come out. Most jobs take a few hours, and we confirm the time with your quote.
Can I do it myself?
You can, for simple jobs. Preparation is everything: all the old sealant out, and a clean, dry joint. We can always put it right if it fails.
Can I add another job to the visit?
Yes, and it often makes sense. Doing several areas at once is generally more efficient, so mention them when you ask for a quote.
Remedial sealant around Kirkwall
Kirkwall is close to the coast. Near the coast, holiday lets and guest houses can see bathrooms used by one guest after another, which wears sealant and grout out faster than in a quiet home. There are hotels and other places to stay in and around Kirkwall. As well as homes, we work in hotel bathrooms, where resealing and regrouting can be done room by room.
Managing a site like Kirkwall Grammar School? Then we reseal washrooms and kitchens in schools and businesses as well as homes.
Kirkwall is in the Orkney Islands. Jobs in Kirkwall get the same care as everywhere else we work: old sealant removed completely, careful preparation and a 12-month guarantee. Our area takes in 51 places across the Orkney Islands, large and small.
Every address in KW15 is covered for remedial sealant, from the main roads to the quietest streets. If you need remedial sealant at a property on Main Street, Sommerville Square and High Street or anywhere close by, we can help. Kirkwall is on the A960 and A961, so it’s easy for us to get to with everything needed for remedial sealant. Other places close to Kirkwall include Blackhill (1 mile west), Greenigoe (3 miles south-west), Balfour (4 miles north-east), Tankerness (4 miles east) and Toab (5 miles south-east). As one of the bigger places in the Orkney Islands, Kirkwall has homes, rented property and businesses of every kind. Island and remote addresses take a little more planning, so tell us where you are when you ask for a quote.
Around Kirkwall
We work in homes and buildings around Orkney Library and Archive, among other places. Other landmarks nearby include Balfour Hospital (0.5 miles south-west) and Bishop's Palace (under half a mile south-west). Not far away are Gallow Ha' and Loomi Shun.
Do you need remedial sealant in Kirkwall?
One of the commonest remedial jobs is sealant on top of sealant. Silicone does not bond to silicone, so the new layer peels, and damp and mould settle between them.
Most people get in touch when they notice something like this:
- Over-sealed joints coming away
- Black mould underneath the bead
- Gaps opening along the back of the worktop
- Movement joints that have split or pulled away
Homes close to Paterson Church include some older properties, and older homes can move a little, which is hard on rigid grout and tired sealant.
Before you book anyone
- How hidden problems are handled
- What preparation is included
- Whether all the old sealant comes out first
- Who does the work, and how experienced they are
