Orkney Islands · Scotland
Gorseness Sand Mastic
We cover Gorseness for traditional burnt sand mastic around sash and case windows and doors in stone and brick. Old sealant removed completely, joints prepared properly.
- Mastic round period door frames that has failed
- Weathered mastic on the most exposed windows
- Wind and rain getting in round a sash window
How we handle sand mastic in Gorseness
We renew sand mastic around sash windows and doors in stone and brick. Out comes the old, loose mastic, and new mastic is applied and shaped by hand. Typical jobs include crumbling sand mastic round a window and patchy fillers round a sash window, on period & listed homes, sash and case windows and tenement windows.
Across smaller places in Scotland, homes range from stone and harled cottages to newer houses, many standing in the open. Wind-driven rain finds any gap around a frame or sill, so the mastic there works hard.
A 12-month guarantee comes as standard.
- Where
- Gorseness (KW17)
- Region
- Orkney Islands
- Cover
- A year, on every job
- Quote
- Quoted before any work starts
- info@mrmastic.co.uk
- Page updated
- 26 October 2026
Windows and doors in Gorseness
Gorseness is close to the coast, and homes near the sea take more wind-driven rain, with salt in the air closer to the shore. That’s hard on the mastic around older windows and doors, especially on the side facing the sea. Under the Repairing Standard, private landlords in Scotland have to keep homes wind and watertight, and sound outside sealant is part of that.
Homes close to North Hackland Church include some older properties, and replacement windows fitted into old openings often leave uneven gaps that need backing and a flexible joint.
Gorseness is about 6 miles north of Kirkwall, in the Orkney Islands. We provide sand mastic to homes and businesses in Gorseness and nearby, as part of our work across the Orkney Islands. Gorseness is one of 51 towns and villages in the Orkney Islands we cover for sand mastic.
Here we cover the KW17 postcode area for sand mastic. Neighbouring places we cover for sand mastic include Isbister (2 miles south-west), Tingwall (2 miles north-west), Norseman (2 miles south-west), Settiscarth (3 miles west) and Balfour (5 miles south-east). Remote and island addresses need a little more planning, so please mention your location when you drop us a line at info@mrmastic.co.uk.
Landmarks near Gorseness
A little further out are Langskaill House (1.7 miles north-east). Not far away are Trumland RSPB reserve and Loch of Brockan.
What affects the quote in Gorseness
We don’t publish a price list, because jobs vary so much. The quote depends on:
- The number of rooms or windows
- Any mould that needs treating
- When we can work, for business premises
- Which sealant suits the joint
Doing several joints on one visit is generally more efficient than separate visits, so it’s worth mentioning everything you’d like done. You’ll get one clear quote for the whole job.
What we need to know
What to tell us when you ask for a quote:
- Where the property is
- The type of property
- Access, such as stairs, a lift or height
- How many joints, rooms or windows are involved
A good description makes for an accurate quote. Tell us where the job is, what’s wrong and how much there is.
Common problems we fix in Gorseness
Decorating can disturb tired mastic. It’s often found when windows are being prepared for paint, which is a good time to renew it.
These are the problems we are asked about most:
- Gaps where the frame meets the masonry
- Window mastic to renew ahead of painting
- Cracked mastic round a front door frame
- Cement or filler used on old window joints that has cracked
Around Gorseness, as everywhere, sand mastic is only as good as the preparation behind it.
What to look for in a quote
- Who does the work, and how experienced they are
- What happens if they find a problem under the old sealant
- Whether VAT is included
- Whether they seal over old material or remove it
FAQs for Gorseness
Will you come out to Gorseness?
Yes, smaller places are covered as well as towns. We work across all of Scotland, including the islands, where work is planned around ferry crossings. Just mention lanes, gates or anything else about the route when you book.
Does living near the coast affect sand mastic in Gorseness?
Near the coast, wind-driven rain and, nearer the shore, salt air make outside sealant work harder. The right product, a clean joint and the right depth all help it cope.
Is it worth trying it myself?
Sometimes. The key is preparation: remove all the old material and work on a clean, dry joint. We can always put it right if it fails.
I rent my home. Can I book you?
Yes, but check with your landlord or agent first. Landlords are often happy for the work to be arranged.
Do you remove the old sealant?
Yes, every time. New silicone does not stick to old silicone, so any old material comes out before anything new goes in.
Are you an approved applicator?
Yes. We’re an ARBOMaster approved applicator, the approved applicator scheme for Arbo sealants.
Can you seal over the old sealant?
No. The old sealant always comes out first, so the new joint bonds to clean surfaces.
Can old silicone round a sash window be swapped for sand mastic?
Normally, yes. With the silicone removed and the joint cleaned we point it with sand mastic.
Surface by surface
Stone surrounds
Stone surrounds suit sand mastic well. It finishes to look like part of the surround.
Timber door frames
Doors face weather and wear, so their mastic can fail sooner. We rake it out and renew it.
What we do, step by step
There’s no need to move everything out, only the area right around the joints. Everything nearby is protected, and the work takes a few hours for a single window, longer for several for a typical job. Outside jobs in Gorseness need a dry day, because sealant won’t bond to a wet joint, so an outdoor job can move if the forecast changes. Indoor work goes ahead whatever the weather.
- First, we look at the surrounds with you and agree what needs doing.
- Old, loose mastic is raked out and the joint cleaned.
- Large voids are packed out first, so the mastic isn’t too thick.
- The mastic is mixed, pressed into the joint by hand and shaped.
- We dress the surface so it sits neatly against the masonry.
How to prepare
- Clear items away from the joints we are working on
- Mention any tricky access
- Let us know about earlier repairs to the joints
Ask for a quote
Want a quote for sand mastic? Please drop us a line at info@mrmastic.co.uk with a few details. We’ll explain what we’d do and send you a clear quote before we start.
Read more
Aftercare tips
Looking after new joints is easy, and it makes a real difference:
- Check the mastic when you check the paintwork
- Avoid patching sand mastic with silicone
- Clear gutters so water doesn’t pour onto the windows
- Check with your local planning authority if your home is listed
Leave the new mastic unpainted, which is the traditional advice. If you’re redecorating, ask us first.
Crumbling mastic lets rain into the joint. It can soak into the frame and the surrounding masonry, so renewing it early is worth it.
Landlords, agents and businesses in Gorseness
Businesses can book us for washrooms, kitchens, offices and more. For commercial premises, we can talk through working times when we quote.
A neglected joint can let water reach the structure, which matters even more when someone else lives there. Keeping joints in good order is simple maintenance that we can handle for you.
Also in Gorseness
Can I do it myself?
The biggest DIY mistake is sealing over old sealant. New silicone won’t bond to old, so it lifts and traps water and mould underneath. Everything old must be removed first.
A careful DIYer can reseal a simple joint, such as a straightforward joint indoors. Where it goes wrong is sealing over the old bead, working on a wet joint or overloading the gap.