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

Washroom Sealing contractors in Flemings

Washroom sealing for Flemings, from a contractor working since 2005. Fully insured, with a 12-month guarantee.

  • Discoloured joints around urinals and WC pans
  • A new bead over an old one coming away
  • Failed sealant behind washroom basins
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
Scope agreed and priced before anything starts.
3
We seal
The right sealant, to the right depth, neatly finished.
4
Guaranteed
Our workmanship is guaranteed for 12 months.
South East, London & Scotland
Constructionline member
£5m PL insurance

Washroom sealing for Flemings sites

Share the site address and what’s failing, and we’ll reply with a fixed quote or arrange a visit.

About our washroom sealing in Flemings

In healthcare and care settings, sealing is part of keeping surfaces cleanable. Your estates and infection-control requirements, and any permits the site uses, shape how we work. Tell us what records you need and we’ll confirm with the quote. We work on urinals and WCs, vanity units and basins and accessible toilets and changing rooms, and what we are called in for most is a new bead over an old one coming away and black mould inside silicone joints that cleaning can’t shift. For commercial sealant work in Flemings, you deal with one contact from quote to sign-off, whether it’s one building or several.

Farm shops, cafés and venues in converted rural buildings around places like Flemings have busy toilets and kitchens. Tell us your opening times and quiet periods and we’ll plan around them.

The 12-month guarantee is for workmanship rather than wear and tear. Sealant wears with time, and movement, weather, cleaning and use decide how fast, so we’re clear about what is covered before work starts.

Place
Flemings (CT13)
Region
Kent
Cover
12 months on every job
Quote
A fixed quote before we start
Phone
01277 525 020
Last updated
3 November 2026
The Mastic Doctor team beside their liveried vans in front of an office building

Should maintenance staff do it?

Putting right a botched joint often costs more than sealing it well at the start, since all of it has to come out and the faces be cleaned back again. That’s why many clients bring in a specialist from the beginning.

A short, simple internal joint is often within reach of a maintenance team. The usual problems come from preparation: sealing over old material, sealing onto damp or dusty surfaces, or a product that can’t take the movement.

Toilets, showers and kitchens around Flemings

Flemings is about 61 miles from central London. Washrooms in commuter-belt offices take constant weekday traffic, which is why the work is phased.

For buildings on a site such as Birnham Farm Business Centre, which lies south-east of Flemings, washrooms and tea points can be resealed in phases through the working week. En suites at hotels like The Lion Hotel (to the north of Flemings) are cleaned daily, which wears silicone over time.

Flemings is about 6 miles north-west of Deal, in Kent. Looking for washroom sealing in Flemings? We can help. 931 places across Kent fall within our area, Flemings among them. Sites around London have their own page, roughly 61 miles from Flemings.

Business premises anywhere in CT13 are within our area for washrooms and wet areas. If your building is just outside Flemings, we cover Barnsole (1 mile west), Hammill Park (1 mile south), Coombe (1 mile north-east), Staple (1 mile west) and Ash (1 mile north). Further afield, our area takes in Canterbury (9 miles west), Margate (9 miles north-east), Dover (9 miles south), Folkestone (13 miles south), Ramsgate (8 miles north-east) and Broadstairs (9 miles north-east).

Local landmarks in Flemings

In Flemings, that means premises near The Black Pig Inn and Sandwich Technology School. The nearest railway station is Sandwich station, roughly 2.8 miles east of the centre. Nearby you will also find White Mill (2.4 miles north-east). Green spaces nearby include Monk's Wall nature reserve.

Map of Flemings © OpenStreetMap contributors

When something else is needed

Sealant solves a lot, but not everything, and we are upfront when that’s the case. These need a different solution:

  • Water from plumbing, not from a joint
  • Failed tanking beneath a wet-room floor or behind tiles
  • Condensation from failed extract fans

If in doubt, phone 01277 525 020 or email us and we’ll say what we think before you book.

Where we work in Flemings

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

Diagnose, treat, sign off

At the end of each section, the masking comes off, the area is cleaned and every joint is checked, ready for your sign-off. If an area should be left alone while the sealant cures, we say how long and put signs out. If others near Flemings need work, visits can be combined, which keeps travel down. A fixed quote is given before anything starts.

  1. Every washroom is checked joint by joint, with loose panels, leaks or damp noted for the right trade.
  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. New sanitary silicone with anti-mould additives goes in and is tooled neat.
  6. Rooms reopen after the product’s cure time, and we move to the next.

What we need from you

  • Point out parking and an unloading spot
  • Tell us your opening times and when work is allowed
  • Agree which areas must stay open

Request a quote

The quickest route to a quote is a few photos and the site postcode. Upload them with the quote form, or phone 01277 525 020 or send details through our quote form if you’d rather talk the job through.

Get a quick quote

Related advice

What sets the cost

Your fixed quote is built from the real scope. It allows for:

  • Quantities, in metres or numbers
  • Travel to remote or island sites
  • The size and state of each joint
  • Induction, permit and paperwork requirements

Whether it’s a single area or a whole estate, the same things set the price: what’s in scope, how we reach it, what’s specified and when it needs doing. Call for a quote and we’ll put a fixed figure on it.

What we need to price the job

A good diagnosis starts with the right details. Tell us:

  • Any dates the work must fit around
  • The asbestos register, for older buildings
  • Specification clauses that apply
  • Photos of the joints, close up and from further back

Every job follows the same four steps: send details, get a quote, we seal, guaranteed. To take the first step, call 01277 525 020 or use the quote form.

When to call us in Flemings

Decorators’ caulk and general sealants sometimes end up where sanitary silicone belongs. They aren’t made for constant wetting, and they stain, crack or wash out.

These are often picked up first by site or facilities staff:

  • Resealing that didn’t last because the old bead stayed
  • Failed joints along IPS and cubicle panels
  • Failed sealant in a tea point or staff kitchen
  • Sealant stained black around basins and showers

Where you’re responsible for a hall attached to a building such as Church of St Nicholas, its kitchen and toilets need sealant that stays cleanable.

What to look for in a quote

  • Will RAMS and insurance details be available?
  • Their plan for phasing and protecting the area
  • Do they follow the manufacturer’s priming guidance?
  • Whether their applicators hold CSCS cards

How to choose a sealant contractor

Flemings: questions and answers

Do we have to close all our washrooms in Flemings for resealing?

Rarely all at once: work is phased so some facilities are always available. Each area is handed back once the sealant has cured enough to use.

Is a smaller place like Flemings outside your area?

Not at all: smaller places are covered as well as towns. Our area covers London and the South East counties. Where we can, we group nearby jobs to make the most of each trip.

Do you work to architects’ specifications?

Yes. We follow the specification, along with the manufacturer’s installation guidance.

How long before the toilets can reopen?

Each sealant has a cure time before it should get wet. We plan the phasing around that so there are always rooms open.

Can you reseal washrooms in healthcare buildings?

Yes, healthcare and care settings are part of our work. Tell us what records you need and we’ll confirm with the quote.

What happens if old sealant might contain asbestos?

Managing asbestos is the dutyholder’s responsibility, so we will ask for the register before work on an older building. Work pauses if suspect material is found, until it has been tested.

What site paperwork can you supply?

Tell us what site paperwork you need (RAMS, insurance certificate, CSCS details) and we will confirm with the quote.

Why deal with it now?

Cleaning mouldy sealant only masks it, but the mould is rooted in the silicone and comes back. A full reseal deals with it and cleaners stop fighting a losing battle. Older rural buildings around Flemings move with the seasons, and rigid or tired sealant can’t keep up. The right product, sized to the joint, copes much better.

The price depends on the quantity of joints, how much old material needs removing and the access. Call for a fixed quote once you have the details.

What you get with us

  • One contact handling all your sites
  • Constructionline member for supplier checks
  • Matching to RAL references, product permitting
  • Work carried out by CSCS-carded applicators

See what affects the cost or how we’re accredited.

Accreditations

Trusted. Accredited. Insured.