Surrey · England

Remedial sealant & repairs in Staines-upon-Thames, Surrey

Problem with your failed sealant joints in Staines-upon-Thames? We remove the old material, prepare the joints and seal them properly.

  • Torn expansion joints
  • Sealant applied over old sealant that has lifted
  • A shower that leaks however often it’s resealed

Trusted remedial sealant in Staines-upon-Thames

Remedial sealant for homes and businesses in Staines-upon-Thames

In Staines-upon-Thames, as anywhere, remedial jobs tend to look alike: sealant over sealant, mould under the bead, leaks that come back and movement joints that have split. We strip each one back and start from scratch. If you have mould trapped under a layer of silicone and wide, uneven beads that look worse than the old ones, we can help, on failed movement joints, botched or over-sealed joints and expansion joints alike.

Staines-upon-Thames mixes older houses with estates built more recently, so bathrooms range from long-standing suites to recent refits. Either way, the sealant and grout are usually the first things to fail.

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

Where
Staines-upon-Thames (TW18, TW20, TW19)
Wider area
Surrey
Guarantee
One year on every job
Quote
A clear price before we start
Phone
0345 464 0079
Updated
26 October 2026
Mr Mastic applicator kneeling beside a white bath, sealing the joint where the bath meets beige wall tiles

What affects the cost of remedial sealant

Call for a quick quote. What matters most is:

  • Whether the work is at height
  • Mould in or behind the old joints
  • The old material and how stubborn it is
  • The number of rooms or windows

What it costs depends on the size of the job, how much old material has to come out and access to the work. We give a clear quote before work begins.

Helping us quote

You don’t need to know the technical terms. Just tell us:

  • What the problem is, such as mould, gaps, leaks or cracking
  • The address or postcode of the job
  • The rough size of the job
  • If someone has resealed it before

The more we know about the job, the more useful the quote. Tell us where the job is, what’s wrong and how much there is, and email photos if that is easy.

When to call us in Staines-upon-Thames

Using the wrong product is a common cause: caulk where it gets wet, rigid sealant where things move, or an acetoxy silicone on a surface it can mark. Each fails in its own way.

People usually contact us after spotting something like this:

  • Caulk or the wrong sealant used in a wet area
  • Floor or wall movement joints that have failed
  • Mould trapped under a layer of silicone
  • Thick, messy sealant smeared over tiles

Managing a site like Riverbridge Primary School? Then we reseal washrooms and kitchens in schools and businesses as well as homes.

Comparing quotes

  • Whether you can choose the colour
  • What happens if they find a problem under the old sealant
  • When the joint can take water or movement
  • The length of the guarantee

Our hiring checklist

What the job involves on each surface

Mouldy bath & shower sealant

Repeat mould usually points to a damp, poorly aired room. We’ll reseal and tell you if extraction looks to be the issue.

Leaking trays & enclosures

A cracked tray, failed valve or leaking waste needs a different fix. We will tell you what we find.

How it works

On the day, we look over the joints with you first, so there are no surprises. We protect the surfaces around the joints before work begins. Most jobs take a few hours for most joints, depending on how much old sealant has to come out. A visit in Staines-upon-Thames needs access to the work and a place to park close by. If the job is outside, mention gates, side access and anything above ground floor.

  1. We protect the surfaces around the joint.
  2. Every layer of failed sealant is stripped out.
  3. We clean and degrease the joint and look for signs of movement or water.
  4. New sealant goes in once the joint is dry, and is tooled smooth.
  5. You get the cure time and our view on why the joint failed.

Getting ready for the visit

  • Let us know about stairs, lifts or work at height
  • Tell us about any previous sealing or DIY attempts
  • For business premises, tell us about site rules or sign-in

Get a quote

Want a quote for remedial sealant? Please phone 0345 464 0079 or drop us an email and tell us about the job. We will explain what we’d do and give you a clear quote before any work starts.

Ask for a quote

Advice

Aftercare tips

Looking after new joints is easy:

  • Deal with small splits early
  • Do not add new sealant on top of old
  • Keep movement joints clear of mortar and paint
  • Look for stains below bathrooms now and then

Clean gently: no scraping, scouring pads or harsh chemicals.

Signs to act on: peeling layers, mould showing through the bead, leaks after showering or cracks in a movement joint. Each one is worth getting looked at.

Bathrooms and kitchens in Staines-upon-Thames

Most of the South East has hard water, which leaves limescale on sealant, grout and fittings, and it has to be cleaned off before new sealant goes in.

For an older house near a landmark such as Church of St Peter, older homes can move a little, which is hard on rigid grout and tired sealant. For landlords with property near Staines station, a joint that keeps failing is best fixed properly while the property is empty.

Staines-upon-Thames is about 7 miles south-west of Hayes, in Surrey. Jobs in Staines-upon-Thames get the same care as everywhere else we work: the old material taken out, joints prepared properly and a 12-month guarantee. Staines-upon-Thames is one of 395 towns and villages in Surrey where we work. You can also see our page for London, roughly 18 miles from Staines-upon-Thames.

Jobs for remedial sealant in TW18, TW20 and TW19 is quoted and booked the same way as anywhere else. Local streets include High Street, Goring's Square and London Road. You will find Staines-upon-Thames on the A308 and A320, which makes it straightforward to reach with everything needed for remedial sealant. Neighbouring places we cover for remedial sealant include Egham Hythe (1 mile south-west), Penton Hook (2 miles south), Hythe End (2 miles north-west), Egham (2 miles west) and Thorpe (2 miles south-west). Further out, we also cover Guildford (13 miles south), Woking (8 miles south), Camberley (12 miles south-west), Epsom (12 miles south-east), Ewell (12 miles south-east) and Walton-on-Thames (5 miles south-east).

What’s near Staines-upon-Thames

In Staines-upon-Thames, that means homes and buildings near The Star pub, Penton Park and The Magna Carta School and the streets around them. There’s a railway station in Staines-upon-Thames itself: Staines station. A little further out are Ashford Hospital (1.8 miles north-east) and Spelthorne Museum (0.5 miles north-west). Open spaces near Staines-upon-Thames include Staines Reservoirs and Kempton Park Reservoirs.

Map of Staines-upon-Thames © OpenStreetMap contributors

Staines-upon-Thames: your questions answered

Can you do remedial sealant in Staines-upon-Thames?

Yes, Staines-upon-Thames is within the area we cover. We work across London and the South East. Just ring 0345 464 0079 or send us an email with a few details of the job.

Is there a guarantee on remedial sealant in Staines-upon-Thames?

All our work, in Staines-upon-Thames and everywhere else, comes with a 12-month guarantee. We are also fully insured and ARBOMaster approved.

Can you do several jobs on one visit?

Of course. Combining jobs makes good use of the visit.

Are you an approved applicator?

Yes. Mr Mastic is an ARBOMaster approved applicator and we are fully insured too.

How long should I leave it?

Cure times vary by product. We tell you how long to leave it before we go.

Can you fix a reseal that hasn’t worked?

Yes. We’ll take all the sealant out, look for why it failed and reseal it properly.

I rent my home. Can I book you?

We are happy to deal with the tenant, landlord or agent. Just make sure your landlord agrees.

Should I try DIY first?

It depends on the job. High-level, external movement and fire-rated joints are professional jobs, while a short indoor joint may be within reach.

Landlord and commercial work in Staines-upon-Thames

Letting agents often deal with us directly. Send the address, what’s needed and the access arrangements and we will give you a quote.

From a single let to a portfolio, the work is the same standard: the old material taken out, careful preparation and a 12-month guarantee.

When something else is needed

Honest advice matters more to us than a booking, so here’s what sealant cannot fix:

  • A leaking trap, valve or supply pipe
  • Sealant in an older building that needs testing for asbestos first
  • A tray or bath that is cracked

Not sure which it is? You can call 0345 464 0079 or drop us an email and we will tell you honestly before booking.

Where we work in Staines-upon-Thames

  • Shrunken worktop sealant
  • Expansion joints
  • Mouldy bath & shower sealant
  • Failed movement joints
  • Leaking tray & enclosure joints
  • Botched or over-sealed joints
20+ yearsMastic and sealant specialists
ARBOMaster approvedApproved applicator for Arbo sealants
Fully insuredDomestic, commercial and hotels
One-year guaranteeOn every job