Edinburgh · Scotland
Remedial sealant & repairs in Niddrie, Edinburgh
Remedial sealant across Niddrie and nearby, with every bit of old sealant taken out first.
- Beads that never stuck properly
- Sealant applied over old sealant that has lifted
- Wide, uneven beads that look worse than the old ones
Can I do it myself?
Some jobs are best left to a professional: high-level joints, fire-rated gaps, external movement joints and big jobs need the right product, the right access and the right method.
If you do try it yourself, take your time over the preparation: take out all the old sealant, make sure the joint is clean and dry, and give it the full cure time. If it fails, we can still redo it.
Remedial sealant for homes and businesses in Niddrie
A joint that keeps failing usually has a reason. A tray that moves, a worktop that is not fixed, the wrong sealant or water getting in elsewhere will defeat even a perfect bead. Finding that cause comes before any new sealant. We are often asked to deal with sealant peeling off a dusty or damp surface and thick, messy sealant smeared over tiles, on failed movement joints, botched or over-sealed joints and expansion joints.
In Scotland’s cities, including the area around Niddrie, many older flats had their bathrooms added into small rooms later on. Space is tight and ventilation can be poor, which is hard on sealant and grout.
You are covered for a year from the day we finish. If anything is not right with it, send an email to info@mrmastic.co.uk.
- Location
- Niddrie (EH16, EH15, EH22)
- Region
- Edinburgh
- Guarantee
- A year, on every job
- Price
- A clear price before we start
- info@mrmastic.co.uk
- Last updated
- 26 October 2026
What happens on the day
We bring everything the job needs with us, so there’s nothing for you to buy. After a quick look at the joints together, we protect the area and start. It normally takes a few hours for a typical bath or shower, longer where several layers have been applied. In a city area like Niddrie, parking may be by permit or pay-and-display, so tell us what’s nearby. If you’re in a flat, let us know how we get in at the street door.
- First we work out whether the problem is the sealant, movement or a leak.
- Old beads and residue are removed down to clean surfaces.
- Mould is treated and the joint dried.
- The right product goes in, with backing where the joint moves.
- We finish neatly and point out anything that needs another trade.
Before we arrive
- Clear the area around the work
- Tell us about any previous sealing or DIY attempts
- Mention any sign-in or site rules at work premises
Getting a quote
It all starts with a short chat. Describe the problem, the location and the size of the job, and we will talk you through what we’d do. When it suits you, drop us a line at info@mrmastic.co.uk.
Advice
Also near Niddrie
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Questions from Niddrie
Do you work in hotels near Niddrie?
Yes. Hotel and guest-house work is part of what we do. Jobs can be programmed room by room, with out-of-hours working possible to arrange.
I’m in a tenement in Niddrie. Could worn sealant affect the flat downstairs?
Yes, it can. In a tenement, water that gets past failed sealant or cracked grout can run under the bath or tray and through to the ceiling below, and then the repair involves your neighbours too. Replacing tired sealant early is the simplest way to avoid that.
Do you remove the old sealant?
Yes. All of the old material is cut out and the joint cleaned.
Do the sealants smell?
That depends on the sealant. Some products have a noticeable smell, others very little, and any smell fades as they cure.
Do you fix expansion and movement joints?
Yes. If a joint has been filled with mortar or rigid filler, we rake it out where possible, then the joint is sealed properly.
Can you strip sealant from an acrylic tray safely?
Yes. The old bead is cut and lifted with tools that suit the surface, then clean off the residue. Any existing damage is pointed out before work begins.
Can I do it myself?
Sometimes. Preparation is everything: all the old sealant out, and a clean, dry joint. If it doesn’t work out, we can redo it.
Can I add another job to the visit?
Yes. More than one area can be quoted together.
Niddrie homes and their sealant
Niddrie is close to the coast. Coastal homes, holiday lets and guest houses can see heavy bathroom use in busy months, and sealant and grout that work that hard wear out sooner. In Scotland, private landlords have to meet the Repairing Standard, which covers keeping fixtures and fittings in a reasonable state of repair. Tired, leaking sealant is worth putting right before a new tenant moves in.
For landlords with property near Brunstane station, failed or mouldy sealant is worth putting right between tenancies, before it turns into a leak.
Niddrie is about 4 miles east of Edinburgh, in Edinburgh. We provide remedial sealant to homes and businesses in Niddrie and the surrounding area. 175 places in Edinburgh are on our list, large and small.
All of EH16, EH15 and EH22 is within our area for remedial sealant, from the main roads to the quietest streets. Whether your property is on Hay Avenue, Aspen Road and Friary Road or a nearby road, we can help. Niddrie sits on or near the A6095 and A6106, which makes travel easy. Neighbouring places we cover for remedial sealant include Niddrie Mains (1 mile north-west), Greendykes (1 mile west), The Wisp (1 mile south-west), Bingham (1 mile north-west) and Magdalene (1 mile north). We also work in nearby towns such as Edinburgh (4 miles west), Leith (4 miles north-west), Bonnington (4 miles north-west), Greenside (3 miles north-west), Broughton (3 miles north-west) and Bellevue (4 miles north-west).
Around Niddrie
We work in homes and buildings around Craigmillar Castle Park and Portobello Library, among other places. The closest station to Niddrie is Brunstane station, about 0.9 miles north-east. A little further out are Royal Infirmary of Edinburgh (1.1 miles south-west) and Morita Museum of Fine Art (2.3 miles west). For a walk, there’s The New Leaf Co-op and Whinny Hill.
Do you need remedial sealant in Niddrie?
Joint depth matters. A bead bonded on three sides, or laid too thick, cannot flex, and tears at the first real movement. Backing sets the depth and stops that.
It’s worth asking for a quote if you see:
- Leaks that keep coming back after resealing
- Sealant peeling off a dusty or damp surface
- Smears and lumps from a botched reseal
- Gaps opening along the back of the worktop
Managing a site like Castlebrae Community High School? Then its toilets, changing areas and kitchens need their sealant renewed like any other building’s.
Questions to ask before you book
- When the joint can take water or movement
- What happens if the job turns out different
- Whether the sealant suits the joint
- How much experience the applicator has
Surface by surface
Windows & doors
Wrong-coloured or messy mastic can be replaced for appearance too, matched to the frame colour.
Leaking trays & enclosures
When failed joints are the cause, they’re all cut out and renewed, including the screen profile and tray edges.
What happens if it’s left?
Adding more sealant is the usual quick fix, and it rarely works. It doesn’t grip the old layer, so the leak carries on and there’s now more to remove. Wind-driven rain gets into any failed joint on the outside of a city building, and in a tall building in Niddrie, damp can travel a long way before it shows.
Commercial jobs are quoted on the same basis as homes: the amount of work, the access and the products needed, along with when we can work on site. Ask us for a quote and we’ll explain what it covers.
What you get with us
- We never seal over old sealant
- Anti-fungal silicone where joints get wet
- Trusted Arbo and Everbuild sealants
- Fully insured
Take a look at our cost guide and customer reviews.
What sealant work can’t fix
Some problems need a builder, plumber or other trade rather than us:
- A cracked shower tray or bath (that needs repair or replacing)
- A tray or worktop that needs refixing first
- Plumbing leaks behind walls or under trays
If in doubt, send an email to info@mrmastic.co.uk and we will say what we think.
Joints and surfaces we work on
- Botched or over-sealed joints
- Failed movement joints
- Mouldy bath & shower sealant
- Expansion joints
- Leaking tray & enclosure joints
- Shrunken worktop sealant
Quotes for remedial sealant in Niddrie
You’ll get a clear quote before any work starts. It’s based on:
- Access and height
- Any mould that needs treating
- How many rooms, windows or areas are involved
- The old material and how stubborn it is
The cost reflects the work involved, not a rough estimate. That is why we ask about the job first.
What to tell us for a quote
When you call or email, it’s useful to know:
- If it’s domestic, commercial or a hotel
- What the problem is, such as mould, gaps, leaks or cracking
- Roughly how big the job is
- The address or postcode of the job
For a quick quote, get us on the phone, or email us if that’s easier. Describe what needs sealing and we’ll explain what’s involved.