Hertfordshire · England

Remedial Sealant in Roe Green

Remedial sealant in Roe Green from a team with over 20 years’ experience. 180+ five-star Google reviews and a 4.9 rating.

  • Sealant that came away because the surface wasn’t prepared
  • Torn expansion joints
  • Decorators’ caulk around a bath or shower

Trusted remedial sealant in Roe Green

How we handle remedial sealant in Roe Green

Not every leak is a sealant leak. Cracked trays, leaking wastes and faulty valves often look like a sealant problem. When the fault is elsewhere, we say so instead of resealing for the sake of it. We work on shrunken worktop sealant, failed movement joints and botched or over-sealed joints, and common reasons people get in touch are mould trapped under a layer of silicone and wide, uneven beads that look worse than the old ones.

Somewhere as small as Roe Green, homes tend to be cottages, farmhouses or converted buildings, with some newer houses too. Older walls and timber floors can move a little, and cracked grout and split sealant are often the first signs.

A 12-month guarantee comes as standard, so you are covered after we’ve gone.

Mr Mastic applicator kneeling beside a white bath, sealing the joint where the bath meets beige wall tiles
Where
Roe Green (SG9)
Wider area
Hertfordshire
Guarantee
12 months on all our work
Quote
Quoted before any work starts
Call
0345 464 0079
Last updated
26 October 2026

How to look after the new joints

A little care helps the new joints last. We recommend:

  • Have loose fittings fixed before resealing
  • Use a soft cloth, not a scourer, on silicone
  • Deal with small splits early
  • Do not point over movement joints

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

Mould trapped under over-sealed joints spreads unseen. When it finally shows, the whole bead needs to come out.

Bathrooms and kitchens in Roe Green

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.

Rented homes near Ashwell & Morden station change hands often, and botched sealant from a previous quick fix is easier to strip out between tenants. Homes close to Church of All Saints include some older properties, and timber floors under older bathrooms flex, so joints need a sealant that moves with them.

Roe Green is in Hertfordshire. Jobs in Roe Green get the same care as everywhere else we work: the old material taken out, joints prepared properly and a 12-month guarantee. Our Hertfordshire coverage runs to 381 places, and Roe Green is one of them. For nearby work, see our Chelmsford page (30 miles or so).

Every address in SG9 is covered for remedial sealant, from the main roads to the quietest streets. If you are just outside Roe Green, we cover Sandon (1 mile north-east), Green End (1 mile east), Rushden (1 mile south-west), Buckland (3 miles east) and Chipping (3 miles south-east). Larger places within reach include Stevenage (7 miles south-west), Bishop's Stortford (13 miles south-east), Welwyn Garden City (14 miles south), Hitchin (8 miles west), Hertford (13 miles south) and Letchworth (6 miles west).

What’s near Roe Green

For rail, the closest station is Ashwell & Morden station, roughly 3.2 miles north. Nearby you’ll also find Clothall Castle (3.1 miles south-west). The countryside around Roe Green includes Hawkins Wood.

Map of Roe Green © OpenStreetMap contributors

For landlords and businesses

A neglected joint can let water reach the structure, which matters even more when someone else lives there. Resealing at the right time is simple maintenance that we can handle for you.

We regularly work with letting and managing agents. Tell us the address, the job and how access works and we’ll quote.

DIY sealant or a professional job?

A careful DIYer can reseal a simple joint, like a short, easy-to-reach joint indoors. The common mistakes are sealing over old sealant, sealing a damp joint and using far too much.

The biggest DIY mistake is sealing over old sealant. New silicone won’t bond to old, so it peels away and traps moisture behind it. Everything old must be removed first.

Honest limits

To be straight with you, there are a few things sealant will not fix:

  • Older mastics that may need an asbestos check before removal
  • Movement from fittings that are not supported
  • Leaks from a shower valve, waste or pipework (a plumber’s job)

If in doubt, ring 0345 464 0079 or drop us an email and we will say what we think.

Surfaces we seal

  • Expansion joints
  • Failed movement joints
  • Leaking tray & enclosure joints
  • Mouldy bath & shower sealant
  • Botched or over-sealed joints
  • Shrunken worktop sealant

Why deal with it now?

Another bead over the top won’t fix a failed joint. It doesn’t grip the old layer, so the leak carries on and there’s now more to remove. Older cottages and farmhouses around Roe Green can have timber floors and frames, where water from a failed joint can cause rot if it’s left.

Doing several joints on one visit generally makes better use of the time than several visits. We will give you a clear quote for the lot.

Why book with us

  • Experience in homes, commercial sites and hotels
  • We agree the colour with you first
  • 20+ years of sealant experience
  • A sealant colour to suit the surroundings

See our cost guide or what customers say.

Common questions in Roe Green

Will you come out to Roe Green?

Yes, we do. We work across London and the South East, from towns to the smallest places. Longer journeys are simply planned in advance.

Do you cover Roe Green for remedial sealant?

Yes. Our work covers London and the South East, and Roe Green is part of that. Just phone 0345 464 0079 or drop us an email with a few details of the job, and we will send you a clear quote.

Does remedial work come with a guarantee?

Yes. Our one-year guarantee covers the work.

I rent my home. Can I book you?

Yes, though it’s best to check with your landlord first. Landlords are often happy for the work to be arranged.

How long does remedial resealing take?

That depends on how many layers there are and how many joints. You will have a timescale before any work begins.

Where are you based?

We’re a Crawley-based firm, with over 20 years’ experience. Our area covers South East England, London and Scotland.

Do you fix expansion and movement joints?

Yes. We cut out the failed sealant, fit backing and reseal with a flexible product.

My shower still leaks after a reseal. Can you sort it?

Yes. Repeat leaks generally come from over-sealing, movement or water getting in elsewhere, and we deal with the cause first.

When to call us in Roe Green

A lot of failed joints have been sealed over rather than replaced. Silicone does not bond to silicone, so the new layer peels, and damp and mould settle between them.

If you can see any of these, it’s time to have the joints looked at:

  • A shower that leaks however often it’s resealed
  • Dark patches showing through the sealant
  • Torn expansion joints
  • A second bead peeling off the first

If you look after a building such as Sandon Junior Mixed and Infant School, its toilets, changing areas and kitchens need their sealant renewed like any other building’s.

Before you book anyone

  • How long the guarantee is
  • What the cure time is
  • What product goes in the joint
  • Is the old sealant removed completely?

10 questions to ask before you book

What happens on the day

You don’t need to clear the whole room or building before we come, only the area right around the joints. Everything nearby is protected, and the job takes a few hours for a typical bath or shower, longer where several layers have been applied for a typical job. Somewhere like Roe Green needs a little journey planning: let us know about lanes, gates and parking. We bring what the job needs, so it can be finished in one trip where possible.

  1. The failure is looked at first, so we know whether it’s sealant, movement or water from elsewhere.
  2. Old beads and residue are removed down to clean surfaces.
  3. Mould is treated and the joint dried.
  4. The right product goes in, with backing where the joint moves.
  5. The joint is tooled and you are told about anything else we found.

Before we arrive

  • Mention any parking rules near the property
  • Clear items away from the joints we are working on
  • On commercial sites, let us know about site rules

Get a quote

Getting a quote is simple: let us know the job and the location. A few pictures by email make the job easier to understand, and we will come back to you with a quote.

Ask for a quote

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