Southend-on-Sea · England
Chalkwell Remedial Sealant
Removing failed, mouldy or leaking sealant and putting it right for homes and businesses in Chalkwell and across Southend-on-Sea. ARBOMaster approved applicators, fully insured, with a 12-month guarantee.
- Dark patches showing through the sealant
- Wide, uneven beads that look worse than the old ones
- Over-sealed joints coming away
Remedial sealant in Chalkwell
The wrong product in the wrong joint will not last, however tidy it looks. Out it comes, and in goes a sealant suited to the job. We work on mouldy bath & shower sealant, shrunken worktop sealant and failed movement joints, and people most often call us about thick, messy sealant smeared over tiles and gaps opening along the back of the worktop.
Around Chalkwell, you’ll mostly find houses and bungalows, from older cottages to newer builds. Sealant and grout wear out here just as they do in a big town.
There’s a 12-month guarantee on every job, whatever its size.
- Place
- Chalkwell (SS0, SS9)
- Region
- Southend-on-Sea
- Guarantee
- 12 months on all our work
- Price
- A clear price before we start
- Phone
- 0345 464 0079
- Page updated
- 26 October 2026
How the job changes by surface
Mouldy bath & shower sealant
Mould that has grown into silicone doesn’t clean out for good. The sealant is cut out completely, the joint treated with a mould remover and dried ahead of a new anti-fungal bead.
Movement & expansion joints
Some movement joints have been filled with mortar or grout. We rake that out where it can be removed and seal with a flexible product.
Why act early in Chalkwell
Spraying mould remover on a sealed-over joint does not reach what’s underneath. The layers have to come out. In a smaller place like Chalkwell, wherever a wall is exposed, a failed outside joint is a real source of damp. Inside, a split seal lets water into floors and panels just as it would anywhere.
There are no prices on our website, because the cost depends so much on the job itself. For a quick quote, please call 0345 464 0079 or send us an email.
Why choose Mr Mastic in Chalkwell
- Over 20 years’ experience
- 4.9 on Google from 180+ five-star reviews
- Neat joints and a tidy finish
- Colour agreed with you before work begins
Take a look at what affects the cost or what customers say.
Landlords, agents and businesses in Chalkwell
For anyone letting property in or around Chalkwell, several properties can be quoted together. Send us the addresses and the work at each.
Housing providers, facilities teams and property managers book us too. We can quote a run of properties together, and we’re fully insured.
Quotes for remedial sealant in Chalkwell
We quote each job individually. These are the things that affect it:
- When we can work, for business premises
- How much old sealant there is and how hard it is to remove
- How much there is to do
- How many areas need sealing
Combining jobs into one visit usually makes better use of the time than several visits, so it’s worth mentioning everything you’d like done. We will give you a clear quote for the lot.
Asking for a quote
To help us quote quickly, please include:
- The address or postcode of the job
- How many joints, rooms or windows are involved
- The type of property
- Access, such as stairs, a lift or height
For remedial sealant in Chalkwell, ring 0345 464 0079 or email us. A short description of the job and where it is helps us quote, and you will get a clear quote before any work starts.
FAQs for Chalkwell
Do you cover Chalkwell for remedial sealant?
Yes. We work across London and the South East, and Chalkwell is part of that. Just ring 0345 464 0079 or email us with a few details of the job.
Can you help a landlord with a rental near Chalkwell station?
Yes, we work for landlords and letting agents. You can phone 0345 464 0079 or drop us an email with the address and a few details, and we’ll give you a fixed price before we start.
Are you ARBOMaster approved?
Yes. We hold ARBOMaster approved applicator status, and we are fully insured.
Can you remove sealant that’s been put over old sealant?
Yes. We remove every layer; over-sealing fails because silicone won’t bond to silicone.
Can you remove old sealant without damaging the bath?
Yes. Careful removal is most of a remedial job, especially on acrylic, enamel and uPVC.
Does remedial work come with a guarantee?
Yes. Our 12-month guarantee covers the work, and we’re ARBOMaster approved.
What should I tell you?
Where the job is, what the problem is and roughly how big it is. Photos by email help too.
Can I choose the sealant colour?
Most of the time, yes. We’ll tell you which colours the right product comes in.
Chalkwell homes and their sealant
Chalkwell is within about 1 mile of 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. Most of the South East has hard water, which leaves limescale on sealant, grout and fittings.
Rented homes near Chalkwell station change hands often, and botched sealant from a previous quick fix is easier to strip out between tenants. Schools such as Chalkwell Hall Junior School are buildings too, and we reseal washrooms and kitchens in schools and businesses as well as homes. For an older house near a landmark such as St Michael and All Angels, timber floors under older bathrooms flex, so joints need a sealant that moves with them.
Chalkwell is about 1 mile west of Southend-on-Sea, in Southend-on-Sea. Our applicators cover remedial sealant for homes and businesses in Chalkwell and nearby. Our Southend-on-Sea coverage runs to 16 places, and Chalkwell is one of them. You can also see our page for Chelmsford, roughly 16 miles from Chalkwell.
We cover every part of SS0 and SS9 for remedial sealant and the streets around it. If you need remedial sealant at a property on Glen Road, Cliff Road and Kings Road or anywhere close by, our applicators can take on the job. If you’re just outside Chalkwell, we cover Westcliff-on-Sea (1 mile east), Milton (1 mile east), Southend-on-Sea (1 mile east), Leigh-on-Sea (1 mile west) and Eastwood (2 miles north). We also work in nearby towns such as Shoeburyness (5 miles east), North Shoebury (5 miles east), Southchurch (3 miles east), Great Wakering (6 miles east) and Thorpe Bay (4 miles east).
What’s near Chalkwell
We work in homes and buildings around St Hilda's School, Chalkwell Park and The Elms pub and the streets around them. There’s a railway station in Chalkwell itself: Chalkwell station. Other landmarks nearby include Hadleigh Castle (2.9 miles west) and Southend Historic Aircraft Museum (1.7 miles north-east). Green spaces nearby include Two Tree Island.
Also near Chalkwell
More services for Chalkwell
Can I do it myself?
Overfilling a joint is a classic DIY mistake. A heavy bead looks messy and copes badly with movement, and getting the depth right matters as much as the look.
A DIY attempt doesn’t rule out a professional job. We remove it and do the joint properly, so tell us about it when you ask for a quote.
What we do, step by step
A visit follows a simple pattern: we look at the joints together, mask and protect the surrounding surfaces, do the work and tidy away. Most jobs take a few hours, depending on how many layers have to come out. For a job in Chalkwell, we agree the time, the access and parking before the day. If the work is outside, the weather plays a part, as sealant needs a dry surface.
- Surrounding tiles, trays and frames are protected first.
- The botched or failed sealant is cut away completely.
- The joint is degreased and checked for movement and leaks.
- New sealant goes in once the joint is dry, and is tooled smooth.
- You get the cure time and our view on why the joint failed.
Getting ready for the visit
- Mention if the joints have been sealed before
- Where the joints are inside, avoid wetting them before we arrive
- For business premises, tell us about site rules or sign-in
Getting a quote
Need a quote? Please ring 0345 464 0079 or drop us an email with a few details. You’ll know what we plan to do, and what it will cost, before any work begins.
Related advice
What sealant work cannot fix
We’d rather tell you now than do work that won’t last, so these are the limits:
- A tray or bath that is cracked
- Old mastic in a building from before 2000 that should be checked for asbestos before it’s disturbed
- A tray or worktop that needs refixing first
Not sure which it is? You can phone 0345 464 0079 or drop us an email and we’ll tell you honestly.
Where we work in Chalkwell
- Mouldy bath & shower sealant
- Failed movement joints
- Shrunken worktop sealant
- Botched or over-sealed joints
- Expansion joints
- Leaking tray & enclosure joints