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

Commercial sealant contractors in Flansham, West Sussex

Planning work on a sealant joint in Flansham? We look at it, seal it with the right product and hand it over with a 12-month guarantee.

  • Untidy joints in a reception, shop floor or lobby
  • Wall and floor joints that have lost their seal
  • Layers of sealant, all of them failing
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
Scope agreed and priced before anything starts.
3
We seal
Failed joints cut out, faces prepared, new sealant laid.
4
Guaranteed
Our workmanship is guaranteed for 12 months.
London, the South East & Scotland
CHAS accredited
£5m PL insurance

Commercial sealant contractors for businesses in Flansham

Photos, a specification or a quick description of the joints is enough to start a fixed quote.

How we handle commercial sealant contractors in Flansham

A reseal stands or falls on the preparation underneath it. Silicone has no grip on cured silicone, so the failed bead is cut out completely. Where the sealant maker specifies a primer for that substrate, it goes on before the new bead. We work on external facade joints, washrooms and tea points and kitchen worktops and splashbacks, and what we are called in for most is weathered facade sealant that no longer flexes and window and door perimeter joints that have cracked open. Whoever orders the work in Flansham, the brief is usually the same: a fixed quote, no surprises on site and a 12-month guarantee behind the result.

Multi-site clients with buildings in and around Flansham can put several sites on one programme, with one quote format and one point of contact.

Commercial sealant work around smaller places like Flansham tends to mean pubs and restaurants, halls, farm shops and offices in converted farm buildings. Kitchens, toilets and window frames in all of them need resealing sooner or later.

We stand by our work: 12 months, guaranteed. That covers our preparation and application.

The Mastic Doctor team beside their liveried vans in front of an office building
Place
Flansham (PO22)
Region
West Sussex
Guarantee
12 months on our workmanship
Price
A fixed quote before we start
Telephone
01277 525 020
Page updated
3 November 2026

When something else is needed

Being straight saves everyone time. Fresh joints won’t solve:

  • Old mastic that tests positive for asbestos
  • Faulty windows rather than failed perimeter sealant
  • Leaks from pipework, wastes or valves (that’s plumbing)

If in doubt, ring 01277 525 020 or use the quote form and we will say what we think before you book.

What we seal

  • Kitchen worktops and splashbacks
  • Movement joints in walls and floors
  • Washrooms and tea points
  • Window and door perimeters
  • Floor and threshold joints
  • External facade joints

Surface by surface

Facade and cladding joints

On a facade, a failed joint is often only visible close up. Close-up photographs or a site visit tell us what’s needed, and we will confirm the colours available for the specified product.

Shop fronts and retail fit-outs

Retail work normally has to fit around trading. We plan around the access windows the store gives us, phasing areas so the shop floor stays usable.

Working on commercial sites near Flansham

Flansham sits close to the coast, within about 2 miles. For shops, hotels and offices, that means frontage and frame joints that weather faster than they would inland. A matched colour is only half the brief on an exposed frontage. At about 54 miles from central London, Flansham is within reach of the capital. The South East around the capital has large numbers of business parks, offices and retail centres, especially around the motorway corridors. Multi-site occupiers here often want one sealant contractor across all their buildings.

If you have premises on more than one site, say at Southern Cross Trading Estate and Arun Retail Park, one contractor and one quote can cover both. Refits at hotels like Ancton House Hotel, 1.4 miles to the east of Flansham, bring joints at vanity tops, bars and reception desks that guests see every day. Offices and shops close to stations such as Barnham station (1.9 miles north of Flansham) tend to be busy all day, so sealant work is planned around opening hours.

Flansham is about 2 miles north-east of Bognor Regis, in West Sussex. We cover commercial sites throughout Flansham. 373 places across West Sussex fall within our area, Flansham among them. There’s a separate page for Portsmouth, roughly 19 miles from Flansham.

Anyone looking for commercial sealant contractors in PO22 gets the same process as the rest of our area: send details, get a quote, we seal, guaranteed. Close to Flansham, our area also takes in Bilsham (1 mile east), Lidsey (2 miles north-west), Shripney (2 miles west), Yapton (2 miles north-east) and Barnham (2 miles north). A short drive away, we cover Worthing (11 miles east), Chichester (7 miles west), Selsey (8 miles south-west), Littlehampton (5 miles east), Lancing (14 miles east) and Rustington (6 miles east).

Around Flansham

Recent enquiries here include premises near Felpham Community College and The Brooks Local Nature Reserve and the streets around them. For rail, the closest station is Barnham station, roughly 1.9 miles north of the centre. Well-known places in the area include Tote Copse Castle (3.1 miles north-west) and Bognor Regis Museum (2.3 miles south-west).

Map of Flansham © OpenStreetMap contributors

Why deal with it now?

Fixing joints complaint by complaint is a costly way to manage sealant. Planning the work across a year or a portfolio means fewer separate visits and a predictable spend. We can help you prioritise, starting with the joints most likely to let water in. Converted and older buildings near places like Flansham tend to move, and aged sealant cracks. The right product, sized to the joint, copes much better.

Small jobs and large programmes are priced from the same things: what’s in scope, how we reach it, what’s specified and when it needs doing. Call for a quote, and you will have a fixed figure to work with.

Why clients in Flansham choose us

  • Workmanship guaranteed for 12 months
  • Fully insured, including public liability cover
  • Over 20 years of commercial sealing
  • Standard and matched colours in many product ranges

Take a look at how commercial sealant jobs are priced or our accreditations and insurance.

Owners, agents and contractors

We work for building owners and managing agents on everything from one building to a spread of sites. Several sites can go on one quote, so there’s one set of paperwork to deal with.

Facilities managers want contractors who arrive with the paperwork sorted. Tell us what site paperwork you need, such as RAMS, an insurance certificate or CSCS details, and we’ll confirm with the quote.

Flansham: questions and answers

Our building in Flansham is near the coast: does that change the sealant?

It can. Driven rain and salt are tougher on outside sealant than sheltered inland conditions. We check the specified product suits the exposure and pay close attention to preparation.

Must a hotel around Flansham close while you work?

Almost never. The work is phased so most rooms stay available. The plan is built around your bookings.

Do you hold CHAS accreditation?

Yes. CHAS accredited, Constructionline member, and our applicators hold CSCS cards.

Do you work for facilities managers and managing agents?

Yes. You can send details through our quote form.

Is the old sealant taken out first?

Every failed bead is cut out completely. Laying new silicone on old gives it nothing to grip; the faces are then cleaned and prepared.

How soon can the area be used again?

The product and site conditions decide that. Some products skin over quickly but need longer to cure fully, so we will confirm the curing time on the day.

Do you work to architects’ specifications?

Yes. Send it with your enquiry, and we’ll price the work to it, flagging anything that needs clarifying.

From enquiry to sign-off

A typical day starts with protection: masking tape along the joint edges and sheeting over anything nearby. On site, the work usually takes as long as the agreed scope needs, from a single visit to a programme spread over several weeks, and we clear our waste as we work. If others near Flansham need work, visits can be combined. You will have a fixed quote before work starts.

  1. You send photos, drawings or a list of the joints and areas involved, or we arrange a site visit.
  2. Next comes a diagnosis and a fixed quote.
  3. Site hours, access windows and the order of areas are agreed before we start.
  4. The failed bead is removed and the joint faces cleaned until they’re sound and dry.
  5. The depth is set, primer is used where the maker calls for it, and the fresh bead is applied and tooled.
  6. Each area is inspected, signed off and backed by our 12-month guarantee.

Before we start on site

  • Share your working hours and any access restrictions
  • Warn occupants and staff about the work
  • Let us know about inductions and permits

Get a fixed quote

A handful of photos and a postcode is the fastest way to a quote. Upload them with the quote form, or call the office on 01277 525 020 or email drawings and photos if you’d rather talk the job through.

Ask for a quote

Related advice

What sets the cost

To price the job, we consider:

  • Joint width, depth and condition
  • How much there is to seal
  • Access and working height
  • Specialist products, such as fire-rated or hygienic sealants

No two sites price the same: joint size, product, access and site hours all play a part. A fixed quote follows once we understand the job.

Before you send an enquiry

A few photographs plus some basic facts will normally do. It helps to include:

  • Approximate linear metres or a joint schedule
  • Whether the building will be occupied during the work
  • When you need the work done
  • The product your specification calls for

Send details, get a quote, we seal, guaranteed: that’s how every job runs. The first step is to phone 01277 525 020 or send photos by email with what you know.

Accreditations

Trusted. Accredited. Insured.