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

Commercial washroom and wet-area sealing in Horley, Surrey

Planning work on a washroom in Horley? We assess it, carry out the work and guarantee our workmanship for 12 months.

  • Failed sealant behind washroom basins
  • Mould spotting along silicone joints
  • Stained or open joints at kitchen sinks and worktops
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
One fixed quote covering the agreed scope.
3
We seal
The right sealant, to the right depth, neatly finished.
4
Guaranteed
Signed off, with 12 months’ guarantee.
South East, London & Scotland
CHAS & Constructionline
Fully insured: £5m PL

Washroom sealing near Horley

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

About our washroom sealing in Horley

Our washroom work covers offices, hotels, schools and colleges, leisure centres and gyms, clinics and care homes, along with staff kitchens and tea points. The products and the method are chosen for how heavily each space is used. If you have stained or open joints at kitchen sinks and worktops and black mould inside silicone joints that cleaning can’t shift, we can put it right, whatever the surface. Facilities teams, main contractors and managing agents in Horley tend to want the same three things: a fixed quote, no surprises on site and a 12-month guarantee behind the result.

Pubs, restaurants and cafés in a town like Horley have kitchens and customer toilets that need smooth, sealed joints. Cleanable surfaces are something environmental health officers look at, and sealed joints help.

Every job we finish is backed by a 12-month workmanship guarantee, in Horley as everywhere else we work. If a joint we sealed fails because of how it was installed, we come back and put it right.

Where
Horley (RH6)
Wider area
Surrey
Guarantee
12 months on every job
Price
Fixed quote, scope in writing
Call
01277 525 020
Page updated
3 November 2026
The Mastic Doctor team beside their liveried vans in front of an office building

When to call us in Horley

Occasionally a joint keeps failing because of a problem behind it: loose fixings, a dripping trap or damp in the wall. We look for it before resealing and say if it needs a plumber or another trade.

It’s worth sending us details if you spot any of the following:

  • Sealant lifting along a tray edge
  • A new bead over an old one coming away
  • Open joints at the base of cubicle panels
  • Complaints from staff, guests or users about tired washrooms

For a school such as Horley Infant School, washroom and kitchen sealant can be renewed around term dates.

What to look for in a quote

  • Their public liability cover
  • How long is the guarantee, and what does it include?
  • Their approach to joint depth and backing
  • Do they follow the manufacturer’s priming guidance?

How to choose a sealant contractor

What affects the price in Horley

A fixed quote reflects the actual work. It allows for:

  • Joint width, depth and condition
  • The site’s rules and procedures
  • Any access equipment needed
  • Whether old sealant has to be cut out first

Access can matter as much as the joints themselves: joints within easy reach take less time than ones that need access equipment. Tell us how the joints are reached and call for a quote.

What to include in your enquiry

The more we know, the firmer the quote. When you get in touch, include:

  • What the building is and how it’s used
  • Photos of the joints, close up and from further back
  • The postcode of the building
  • Any dates the work must fit around

Send us photos, drawings or a joint schedule and a fixed quote comes back to you. Where a site visit makes more sense, we will arrange one.

Questions about Horley

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

Typically only some of them, for a short time. We work in phases so other facilities stay open. We’ll tell you the curing time for the product before we start.

Is a hospital such as Spire Gatwick Park Hospital (Private) somewhere you can work?

Yes, healthcare and care buildings are part of our work. Before anything starts, the estates team agrees permits, inductions and infection-control measures with us.

Do you do washroom sealing in healthcare settings?

We do. We work to your estates and infection-control requirements and any site permits. The work is phased around patients or residents.

Is old silicone taken out first?

The failed bead is always removed. New silicone won’t stick to the old, so sealing over it soon peels.

Who decides which product is used?

Where there’s a specification, we use the product it names. If not, we choose for the movement, the surfaces and the conditions, in line with the manufacturer’s guidance.

How long will the new sealant last?

It depends on movement, UV and weather, cleaning, traffic and the product. Treat them as maintenance items and inspect them regularly.

Can you clean the mould off instead of resealing?

Not for long. Mould grows into the sealant itself, so it comes back however often it’s cleaned. Replacement is the lasting fix.

Keeping Horley washrooms open while we work

Central London is about 22 miles from Horley, in a commuter belt where offices and business parks are common. Office toilets in the commuter belt are in use from first arrivals to last departures, and resealing in phases keeps facilities available. A 2-mile radius around Horley takes in a good number of hotels. Hotel en suites take daily use, and tired silicone at trays and basins is one of the first things guests notice. The work can go floor by floor, agreed with housekeeping.

Halls linked to places like St Wilfrid's Church host groups all week, which is hard on kitchen and toilet sealant. If you manage an office at a site such as Gatwick Business Park, which lies south-west of Horley, the washrooms and tea points can be done a floor at a time.

Horley is about 5 miles north of Crawley, in Surrey. We send applicators to Horley for washrooms and wet areas, handled exactly as we handle every other area. Our Surrey coverage takes in 379 places, from busy centres to rural villages. For work in that direction, see our London page, about 22 miles away.

We cover the RH6 postcode districts. Buildings on Station Road, High Street and Church Road are within our area for washrooms and wet areas. Horley sits on or close to the A23 and B2036. Sites close to Horley are covered too, including Hookwood (1 mile south-west), Fernhill (2 miles south-east), Burstow (2 miles south-east), Smallfield (2 miles east) and Shipley Bridge (2 miles south-east). A short drive away, we cover Epsom (12 miles north), Redhill (4 miles north), Ewell (13 miles north), Reigate (4 miles north), Caterham (8 miles north-east) and Dorking (8 miles north-west). Horley is one of the busier places in Surrey, and we take on washrooms and wet areas for its commercial and public buildings.

Near you in Horley

Around Horley, our work takes us to commercial buildings near The Bull pub and Oakwood School, among other places. Horley’s nearest station is Horley station, roughly 0.8 miles south-east. A little further out are Reigate Castle (4.5 miles north) and East Surrey Hospital (2.8 miles north). For a walk, there’s Reigate Heath.

Map of Horley © OpenStreetMap contributors

Why act early in Horley

Bleaching black sealant may lighten it for a few days, but the mould is rooted in the silicone and comes back. Replacement deals with the cause in the joint and your cleaning team stops chasing it. For businesses and landlords in Horley, a tidy, sound joint also matters for appearance. Fresh sealant makes a building look maintained.

No two sites price the same: the joint sizes, the specified product, access and working hours each have a bearing. Send the details and a fixed figure follows.

Why us?

  • Colour options checked against the specified product
  • Work to your specification and the manufacturer’s guidance
  • Old sealant cut out, never sealed over
  • One contact handling all your sites

See how commercial sealant jobs are priced or how we’re accredited.

How a job runs

A typical day starts with protection: tape along each joint edge and covers over finishes, stock and equipment close by. The work itself normally takes between a morning and a week or so, set by the number of rooms and the phasing you need, and our waste is bagged and taken away as we go. Parking and loading for town-centre jobs in Horley are worth mentioning when you send details. Industrial and business units normally have yard or car park space.

  1. We inspect each washroom and record the joints to be resealed.
  2. The fixed quote sets out the rooms, the products and the phasing.
  3. Old sealant is removed completely and the faces cleaned.
  4. Each joint is cleaned and left dry.
  5. New anti-mould sealant goes in and is tooled neat.
  6. Each area is handed back when ready.

Preparing the site

  • Send asbestos survey details if the building is pre-2000
  • Explain the parking and delivery arrangements
  • Confirm the product named in the specification

Request a quote

Need a figure for a tender or a budget? Send the scope and any drawings, and we will return a fixed quote you can plan around. If you have questions first, phone 01277 525 020 or send details through our quote form.

Get a quick quote

Advice

Different surfaces, different methods

Healthcare and care settings

We phase washroom sealing so care areas are never left without facilities. Records you need can be confirmed with the quote.

Kitchens and tea points

Worktop, sink and splashback joints in tea points take water and food. Sealed joints leave no gaps for food and dirt.

Work for main contractors and building owners

Main contractors use us as their sealant subcontractor, on new build and refurbishment alike. Programme, specification and site rules come first.

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.

Accreditations

Trusted. Accredited. Insured.