Shetland Islands · Scotland
Commercial Sealant in Sandness
Sealant work for offices, hotels, washrooms and commercial buildings for homes and businesses in Sandness and across the Shetland Islands. ARBOMaster approved applicators, fully insured, with a one-year guarantee.
- Sealant failing again soon after quick repairs
- Shower leaks reaching the floor below
- Large numbers of bathrooms needing the same work
Commercial sealant in Sandness
Mouldy or split sealant in a commercial building causes more than a bad impression. Cleaners struggle with it, water gets through it and people notice it. Our applicators renew sealant across washrooms, welfare areas, kitchens and guest bathrooms. We work on student & care accommodation, welfare facilities and office washrooms & kitchens, and people most often call us about repeated reseals that don’t last and tired sealant ahead of a health and safety audit.
If you look after holiday lets, a guest house or a community building in or near Sandness, the washrooms and kitchens need the same care as any city building, and fire-rated joints should be kept in good order.
Our work is backed for twelve months, in Sandness and everywhere else we cover.

- Location
- Sandness (ZE2)
- Region
- Shetland Islands
- Guarantee
- One year on every job
- Price
- A clear quote up front
- info@mrmastic.co.uk
- Last updated
- 26 October 2026
Work for landlords, hotels and businesses
We also work for property managers and facilities teams. Several sites can be quoted together.
We work for landlords and letting agents as well as householders. Resealing between tenancies is a simple way to keep a property in good order before the next move-in.
What affects the quote in Sandness
Call for a quick quote. What matters most is:
- Any working-time requirements on site
- The size of the job
- The number of rooms or windows
- The type of sealant required
What it costs depends on the size of the job, how hard the old material is to remove and how easy the joints are to reach. We give a clear quote before work begins.
Asking for a quote
To make quoting easier, please include:
- Where the property is
- Access, such as stairs, a lift or height
- Roughly how big the job is
- If someone has resealed it before
Getting a quote is simple: let us know what needs doing and where, and roughly how big it is. A few pictures by email make the job easier to understand, and we’ll come back to you with a quote.
DIY versus a professional finish
If you’re set on DIY, put the effort into preparation: take out all the old sealant, make sure the joint is clean and dry, and give it the full cure time. If it does not work out, we can still put it right.
If you’ve already had a go yourself, that’s fine. We cut it out and start again, so just mention it when you contact us.
Common problems we fix in Sandness
Larger buildings move, and stud walls move more than solid ones. Joints between different materials take the strain and eventually tear.
Any of these means the joints need attention:
- Leaks from showers into rooms or ceilings below
- Failed floor-level joints in accessible wet rooms
- Joints that need doing before an inspection or audit
- Whole floors of tired en suites
Community buildings like St Margaret's Kirk and Graveyard are part of the picture too: its kitchen and washroom sealant needs looking after like anywhere else.
What to look for in a quote
- What preparation is included
- What insurance they hold
- How the colour is chosen
- How much experience the applicator has
Sandness: your questions answered
What guarantee comes with commercial sealant in Sandness?
Every job comes with our 12-month guarantee, wherever it is. We’re also fully insured and ARBOMaster approved.
Do you cover smaller places like Sandness?
Yes, we do. We work across all of Scotland, islands included, and smaller places are part of that. The journey is planned ahead, so it helps to know about access.
Do I have to be there?
If the work is inside, we need someone to let us in. Once we have agreed the job, you do not need to watch us work.
Can you send RAMS and insurance details for our site?
Tell us what paperwork your site needs, such as method statements, risk assessments or insurance details, and we’ll confirm what we can supply with the quote.
Are you an approved applicator?
Yes. ARBOMaster is the approved applicator scheme for Arbo sealants, and we’re part of it.
How long does the job take?
As a guide, most jobs take a few hours for a single washroom, longer for a whole building. Larger jobs naturally take longer.
Do you remove the old sealant?
Yes, always, and completely. New sealant won’t bond properly to old, so any old material comes out before anything new goes in.
Where do you work from?
We are a Crawley-based firm. We work across South East England, London and Scotland.
Honest limits
We won’t take on work that will not last, so these are the limits:
- Certifying fire stopping or building compliance
- A broken extractor fan behind the mould problem
- Water coming from plumbing rather than sealant
If you’re not sure, just send an email to info@mrmastic.co.uk and we will give you a straight answer before booking.
What we seal
- Welfare facilities
- Rental portfolios
- Hotel bathrooms
- Student & care accommodation
- Retail & leisure sites
- Office washrooms & kitchens
Surface by surface
Welfare facilities
Staff welfare areas are needed every shift. We can plan the work in sections so some facilities stay open.
Student & care accommodation
Empty rooms between terms or tenancies are easy to reseal.
How the visit works
The work is kept neat and contained to the joints we are treating, so you can get on with your day. The job usually takes a morning for a small washroom, and a planned programme for bigger sites. Outside jobs in Sandness need a dry day, because sealant will not bond to a wet joint, so external jobs may need to move if the day turns wet. Work indoors is not affected.
- We agree a programme with you: which rooms, in what order, at what times.
- We go through your site’s paperwork needs, such as RAMS, before work begins.
- Old sealant is cut out room by room and joints cleaned and treated.
- Anti-fungal sanitary silicone goes into wet areas, with suitable sealant elsewhere.
- Each finished area is checked with you and given a cure time.
Before we arrive
- Tell us about any water getting in
- Mention any tricky access
- Keep children and pets away from the work area
Getting a quote
A good description makes for an accurate quote. Let us know the location, the problem and roughly how many joints, and add photos by email if you can.
Advice
Other services in Sandness
Commercial sealant in Sandness: local notes
If you run a hotel, guest house or holiday let in a coastal place like Sandness, heavy use in the busy months is hard on washroom and kitchen sealant, and any building work there should leave fire-rated joints made good. Private landlords in Scotland must meet the Repairing Standard, and keeping sealant sound across a portfolio is part of that.
Around Sandness, as everywhere, commercial sealant is only as good as the preparation behind it.
Sandness is in the Shetland Islands. Every kind of property in Sandness can book us for commercial sealant. Every job comes with our 12-month guarantee. Our the Shetland Islands coverage runs to 63 places, Sandness among them.
Every address in ZE2 is within our area for commercial sealant. Neighbouring places we cover for commercial sealant include Melby (1 mile north-west), Walls (6 miles south-east), Aith (10 miles east), Easter Skeld (11 miles south-east) and Brae (12 miles north-east). For island and remote addresses, a little more planning is needed, so let us know when you get in touch.
Local landmarks in Sandness
For a walk, there’s Loch of Norby.
