Essex · England

Remedial Sealant in Basildon

Professional remedial sealant in and around Basildon, with old sealant always removed completely.

  • Products that weren’t meant for the joint
  • Floor or wall movement joints that have failed
  • Worktop sealant that has shrunk and split

Remedial sealant for Basildon homes and businesses

How we handle remedial sealant in Basildon

Movement and expansion joints fail when the sealant cannot stretch. The old sealant comes out and backing goes in to control the depth, then a flexible sealant matched to the movement goes in. We work on shrunken worktop sealant, expansion joints and failed movement joints, and people most often call us about black mould underneath the bead and sealant applied over old sealant that has lifted.

Basildon is big enough to have housing from every era, from older terraces to town-centre flats and newer developments. Bathrooms and kitchens in all of them need their sealant and grout renewing sooner or later.

The work is covered for a year after we finish. If anything is not right with it, ring 0345 464 0079 or email us.

Place
Basildon (SS16, SS15, SS14, SS13)
Region
Essex
Guarantee
12 months on all our work
Price
A clear price before work begins
Call
0345 464 0079
Updated
26 October 2026
Close-up of hands using a sealant gun on the joint between a glass shower screen and tiles

What the job involves on each surface

Mouldy bath & shower sealant

Mould can sit behind the silicone, not just in it. Once it’s all removed, the joint is treated so the new sealant starts clean.

Movement & expansion joints

A sealant stuck to the back of the joint cannot stretch. Backing stops that, so the sealant grips the two sides only.

What we are called out for in Basildon

Sealant needs a clean, dry surface with no grease on it. Residue, moisture or dust left in the joint weaken the bond, so it starts lifting sooner than it should.

These are the problems we are asked about most:

  • Sealant applied over old sealant that has lifted
  • Leaks that keep coming back after resealing
  • Dark patches showing through the sealant
  • Sealant that came away because the surface wasn’t prepared

If you let a flat or house near Basildon station, a joint that keeps failing is best fixed properly while the property is empty.

Before you book anyone

  • What the cure time is
  • Are they insured?
  • How long the guarantee is
  • How the joint is cleaned and prepared

10 questions to ask before booking

How the visit works

There isn’t much for you to do on the day. Point us to the joints and we will get on with it. The work itself takes a few hours, depending on how many layers have to come out from start to finish. In Basildon, we work in everything from flats and family homes to offices and hotels. For each, it helps to know about access, parking and where the joints are.

  1. First we work out whether the problem is the sealant, movement or a leak.
  2. Each layer is cut out and the residue cleaned off.
  3. Mould is treated and the joint dried.
  4. We reseal with a product suited to the joint, backed where needed.
  5. We finish neatly and point out anything that needs another trade.

How to prepare

  • For business premises, tell us about site rules or sign-in
  • Let us know about earlier repairs to the joints
  • Mention any parking rules near the property

Getting a quote

For a quick quote, get us on the phone, or email us if that’s easier. Describe what needs sealing and we will talk you through the work and give you a clear price.

Get a quick quote

Read more

DIY sealant or a professional job?

If you are set on DIY, put the effort into preparation: remove every trace of old sealant, clean and dry the joint, and follow the product’s cure time. If it fails, we can still redo it.

Too much sealant is as bad as too little. A heavy bead looks messy and copes badly with movement, and the joint depth matters as much as the finish.

Remedial sealant in Basildon: local notes

Hard water is the norm across most of the South East, which leaves limescale on sealant, grout and fittings, and it has to be cleaned off before new sealant goes in. Basildon was built as one of England’s post-war new towns. With many homes dating from the post-war decades, plenty of bathrooms have been resealed or refitted more than once. New sealant won’t stick to old, so the old layers have to come out first.

Managing a site like Ghyllgrove Primary School? Then washroom and kitchen sealant there needs the same care as at home, and schools and businesses are part of our work as well as homes. For an older house near a landmark such as St Martin of Tours, older homes can move a little, which is hard on rigid grout and tired sealant.

Basildon is about 24 miles east of London, in Essex. Wherever you are in the SS16 postcode area, our applicators can take on remedial sealant. Our Essex coverage runs to 644 places, and Basildon is one of them. Our Chelmsford page covers work nearby (11 miles or so).

Work in SS16, SS15, SS14 and SS13 works the same way as everywhere else we cover. That includes homes and businesses on Town Square, St Martins Square and Market Square and the roads around them. Main roads around Basildon include the A13 and A127. Other places close to Basildon include Lee Chapel (1 mile south-west), Noak Bridge (1 mile north-west), Vange (1 mile south-east), Steeple View (2 miles north-west) and Laindon (2 miles west). Larger places within reach include Chelmsford (11 miles north), Brentwood (8 miles north-west), Maldon (14 miles north-east), Canvey Island (6 miles south-east), Billericay (4 miles north) and Rayleigh (6 miles east). Basildon is among the bigger towns we cover in Essex.

Near you in Basildon

In Basildon, that means homes and buildings near Gloucester Park, Sigered pub and Woodlands School, among other places. Basildon has its own railway station: Basildon station. A little further out are Eastgate Shopping Centre (less than half a mile south) and Basildon University Hospital (1 mile south). Open spaces near Basildon include Vange Marsh RSPB nature reserve.

Map of Basildon © OpenStreetMap contributors

How we quote for remedial sealant

The price is agreed before any work begins. It’s based on:

  • Which sealant suits the joint
  • The old material and how stubborn it is
  • Any mould that needs treating
  • Whether the work is at height

Homes and businesses are quoted the same way: the amount of work, the access and the products needed. Ask us for a quote and we’ll go through it with you.

Asking for a quote

A few details help us give you an accurate quote. When you get in contact, it helps to mention:

  • Where the job is, and your postcode
  • Pictures of the joints, sent by email
  • Any access issues, like height or stairs
  • The type of property

For remedial sealant in Basildon, ring 0345 464 0079 or drop us an email. Tell us what the problem is and where, and you’ll get a clear quote before any work starts.

Leave it or put it right?

DIY removal often leaves scratches and a film of residue, and any film left behind stops new sealant sticking. Careful removal is most of a remedial job. Busy buildings in Basildon, from hotels to offices, cannot afford rooms out of use for leaks or mould, so failing joints are best replaced on a planned basis.

The cost reflects the work involved, not guesswork. That’s why we ask a few questions first and agree the price before starting.

Why choose Mr Mastic in Basildon

  • We agree the colour with you first
  • ARBOMaster approved applicator
  • A choice of colours where the product allows
  • Sanitary silicone with an anti-fungal additive in wet areas

Take a look at our cost guide or our reviews.

Looking after it afterwards

Joint life depends on how it’s used and looked after. Here’s what we suggest:

  • Clean sealant with mild products only
  • Look for stains below bathrooms now and then
  • Do not point over movement joints
  • Always have old sealant cut out, not covered

Ventilation keeps mould away from the new bead: run the fan during and after showers, or open a window.

Signs to act on: peeling layers, mould showing through the bead, leaks after showering or cracks in a movement joint. Any of them means it’s time for remedial work.

Basildon questions

Can you help a landlord with a rental near Basildon station?

Yes, we work for landlords and agents. Just ring 0345 464 0079 or send us an email and tell us about the property, and we will give you a clear price.

Is it worth replacing old sealant in an older home in Basildon?

Usually, yes, if it’s cracked, shrunk, mouldy or coming away. New sealant won’t stick to old, so the old bead has to come out completely first.

What happens if the problem is the tray or the plumbing?

That is why we look for the cause first. If the fault is elsewhere, you will know before any work is done.

Can you remove sealant that’s been put over old sealant?

Yes. We remove every layer; new silicone doesn’t bond to old silicone, which is why over-sealing fails.

Do you do commercial work?

Yes. Hotels, offices and other businesses use us, and we are fully insured.

Can you do several jobs on one visit?

Yes. Just list everything you need.

Can you match the sealant colour?

We help you choose a colour that suits, from white and clear to greys and other shades. The product needed can limit the range.

What should I tell you?

Only a few details: the address or postcode, what’s wrong and any access issues. After that, simply phone 0345 464 0079 or email us.

20+ yearsMastic and sealant specialists
ARBOMaster approvedApproved applicator for Arbo sealants
Fully insuredDomestic, commercial and hotels
One-year guaranteeOn every job