The Mastic Doctor team standing beside their branded vans outside an office building
Kent · England

Commercial washroom and wet-area sealing in Chart Sutton, Kent

Sealing in commercial washrooms, showers, kitchens and wet areas across Chart Sutton, by CSCS-carded applicators. Fully insured and CHAS accredited.

  • Open joints at the base of cubicle panels
  • Users noticing mouldy joints
  • Failed sealant behind washroom basins
1
Send details
Tell us about the site, with photos if you have them.
2
Get a quote
One fixed quote covering the agreed scope.
3
We seal
CSCS-carded applicators, the right product for each joint.
4
Guaranteed
Signed off, with 12 months’ guarantee.
London, the South East & Scotland
Constructionline member
£5m public liability

Need washroom sealing in Chart Sutton?

Send drawings, photos or a joint schedule, or tell us about the site, and we’ll come back with a fixed quote.

Washroom sealing in Chart Sutton, done properly

For clinics, hospitals and care homes, sealed joints matter for infection control as much as appearance. Your estates and infection-control requirements, and any permits the site uses, shape how we work. Tell us what records you need and we will confirm with the quote. If you are dealing with gaps where vanity tops meet the wall and failed joints along IPS and cubicle panels, we can put it right, whatever the surface. Whoever orders the work in Chart Sutton, the brief is typically the same: a fixed quote, no surprises on site and a 12-month guarantee behind the result.

Community buildings around smaller places like Chart Sutton have kitchens and toilets used by many people. Resealing sinks, worktops and WCs with anti-mould silicone keeps them clean and watertight.

Our workmanship is guaranteed for 12 months. If our installation lets you down in that time, we return and fix it.

Place
Chart Sutton (ME17)
Region
Kent
Guarantee
A 12-month guarantee
Price
Fixed quote, scope in writing
Telephone
01277 525 020
Last updated
3 November 2026
The Mastic Doctor team standing beside their branded vans outside an office building

What we’re called out for in Chart Sutton

Mop buckets, trolleys and knocks from users damage joints near the floor, especially at floor edges and around urinals and WC pans.

Common reasons buildings call us in:

  • Shower tray joints that have opened up
  • Sealant stained black around basins and showers
  • Washrooms that look worn because of the sealant
  • Failed sealant in a tea point or staff kitchen

At a hospital like KIMS hospital (4.4 miles north of Chart Sutton), patient and staff washrooms are best done in short phases agreed with the ward.

What your quote should include

  • How long is the guarantee, and what does it include?
  • How the existing material will be dealt with
  • How the joint faces will be prepared and primed
  • Health and safety accreditation such as CHAS

Questions to ask before you appoint anyone

How the job changes by surface

Basins and vanity tops

Natural stone tops can be marked by acetoxy silicone and we choose a neutral-cure grade for them.

Kitchens and tea points

In commercial kitchens, smooth, cleanable joints help keep the kitchen hygienic. Food-safe sealants are used where food may touch the joint.

Your questions answered

Can you work around term dates at a campus such as University for the Creative Arts?

Yes, holiday working periods are the norm on campus jobs. We’re CHAS accredited and a Constructionline member, and paperwork such as RAMS is confirmed with the quote.

Is hospital work, at somewhere like KIMS hospital, something you do?

Yes. We work in healthcare settings as well as offices and schools. Each area is agreed with the ward or department and the estates team in advance.

Do you work in Chart Sutton?

Yes. Chart Sutton is in our area, within our coverage of Greater London, South East England and Scotland. To discuss a job, give us a call on 01277 525 020 or send details through our quote form.

Do you need to remove the old sealant?

We always remove it. Fresh silicone can’t key to an old bead, so sealing over it soon peels.

Is there a guarantee on the work?

Every job carries our 12-month guarantee. It covers our workmanship rather than damage, leaks from plumbing or ventilation problems.

Is colour matching possible?

That depends on the product. Some ranges offer many colours, others very few, so we will confirm the colours available for the specified product with the quote.

Which sealant will you use?

The specification comes first, if there is one. Without one, the joint decides: its movement, its surfaces and what it has to cope with.

On site: what to expect

Before any cutting starts, the area is protected: tape along each joint edge and covers over finishes, stock and equipment close by. On site, the work usually takes a morning or so for a small washroom, longer where showers and changing rooms are included, and our waste is bagged and taken away as we go. Smaller jobs around Chart Sutton can be grouped with others nearby. You will have a fixed quote before work starts.

  1. We start by inspecting the fittings and joints and flagging problems sealant can’t solve.
  2. The phasing is agreed so there are always facilities open.
  3. Failed silicone is removed completely and the surfaces cleaned of every trace.
  4. Joints are cleaned, degreased and dried before sealing.
  5. We lay a sanitary silicone bead and tool it smooth so it is easy to clean.
  6. Each room is handed back once the sealant has had its cure time.

Preparing the site

  • Share the asbestos register for older buildings
  • Send your site hours and access windows
  • Clear stock, furniture or equipment away from the joints

Getting a fixed quote

A good quote starts with a clear picture: what’s there, how much of it, how we reach it and what’s specified. Share whatever details you have and we will fill any gaps with a visit.

Ask for a quote

Advice

What we can’t put right

Honesty saves time and money. New sealant won’t cure:

  • Mould caused by poor ventilation, which will return until the extract is fixed
  • Hollow tiles or loose panels behind the joint
  • Leaking pipes, traps, wastes or cisterns, which need a plumber

If in doubt, ring 01277 525 020 or email us and we will say what we think.

Where we work in Chart Sutton

  • Accessible toilets and changing rooms
  • Vanity units and basins
  • IPS panels and cubicles
  • Showers, trays and wet room floors
  • Urinals and WCs
  • Kitchens and tea points

Leave it or put it right?

Leaving the job until a shutdown often means living with it for months. Phasing lets it happen now, with facilities kept in use. Older rural buildings around Chart Sutton move with the seasons, and rigid or tired sealant can’t keep up. A sealant with the right movement capability, correctly sized, lasts far better.

No two sites price the same: joint size, product, access and site hours all play a part. Send the details and a fixed figure follows.

Why appoint us

  • 12-month guarantee on workmanship
  • RAL and finish matching where the product range allows
  • Products installed to the manufacturer’s instructions
  • Our applicators hold CSCS cards

Read what affects the cost and how we’re accredited.

For managing agents and facilities managers

When you manage a building on behalf of an owner, clear figures and clear communication matter. You get a fixed quote, an agreed scope and a walk round at the end.

FMs need a contractor who is easy to get on site. Tell us what site paperwork you need, such as RAMS, an insurance certificate or CSCS details, and we’ll confirm with the quote.

Busy facilities in and around Chart Sutton

Chart Sutton lies roughly 34 miles out from central London. Office washrooms on business parks see heavy weekday use, and resealing in phases keeps facilities available.

Student showers at universities like University for the Creative Arts (4.5 miles north-west of Chart Sutton) see more use than most, and their silicone shows it. For a college such as Kent Police College, which lies north-west of Chart Sutton, half-term and summer give the windows for washroom work.

Chart Sutton is about 3 miles south-east of Maidstone, in Kent. Looking for washroom sealing in Chart Sutton? We can help, as we do across Kent. 931 places across Kent fall within our area, including Chart Sutton. Our London page has more on work in that area (34 miles or so).

Anyone looking for washroom sealing in ME17 gets the same process as the rest of our area: send details, get a quote, we seal, guaranteed. For a building on Plough Wents Road, Amber Lane and Marsham Crescent or nearby, we can quote for washrooms and wet areas. Sites close to Chart Sutton are covered too, including Wierton (1 mile south-west), Five Wents (1 mile east), Warmlake (1 mile east), Langley (1 mile north-east) and Sutton Valence (1 mile south-east). Bigger towns within reach include Maidstone (3 miles north-west), Ashford (14 miles south-east), Sittingbourne (11 miles north-east), Royal Tunbridge Wells (14 miles south-west), Tonbridge (13 miles west) and Faversham (15 miles north-east).

Local landmarks in Chart Sutton

We work on buildings around The Plough Inn, Cornwallis Academy and Senacre Technology College and the streets around them. Chart Sutton’s nearest station is Bearsted station, roughly 3.6 miles north of the centre. Nearby you’ll also find KIMS hospital (4.4 miles north) and The Dog Collar Museum (3.1 miles north-east).

Map of Chart Sutton © OpenStreetMap contributors
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