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

Commercial sealant contractors in Crossbush, West Sussex

We carry out sealant work for offices, shops, hotels and other commercial buildings in Crossbush. Send photographs or drawings for a fixed quote.

  • External beads that have gone brittle and cracked
  • Mouldy silicone around WCs, urinals and vanity tops
  • Movement joints packed with grit and debris
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
A fixed price, with what’s included set out clearly.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Our workmanship is guaranteed for 12 months.
South East, London & Scotland
CHAS accredited
Fully insured: £5m PL

Commercial sealant contractors near Crossbush

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

Crossbush: questions and answers

Can being near the sea in Crossbush affect the sealant we need?

It can, yes: buildings near the sea take more wind-driven rain, and salt in the air nearer the shore. We check the specified product suits the exposure and pay close attention to preparation.

Do hotels near Crossbush have to close for sealant work?

Almost never. The work is phased so most rooms stay available. We agree the order of rooms and the timings with you before we start.

Can you take on work for an FM or managing agent?

Yes. Use our quote form to send the site details, or phone or email us, and we will confirm any paperwork you need with the quote.

Do you cover Crossbush?

Yes. We cover Crossbush, and you can speak to us on 01277 525 020 or email a schedule or drawings to get started.

Are you CHAS accredited and on Constructionline?

Yes. We are CHAS accredited and a Constructionline member, which helps with supplier vetting.

What about asbestos in old mastic?

It can, on some older buildings. So we check the register first and stop work on anything suspect until it’s tested.

Will you just go over the old sealant?

No. Overlaying old sealant is a frequent cause of early failure, so everything comes out first.

About our commercial sealant contractors in Crossbush

Most commercial buildings carry hundreds of metres of sealant that nobody thinks about until it fails, and on a working site that usually surfaces as a leak, a stain or a complaint from occupiers. We’re commercial sealant applicators for FMs, managing agents, landlords and contractors. Our job is to diagnose the failure, remove the old bead and seal again using a product chosen for the movement and exposure. If you’re dealing with weathered facade sealant that no longer flexes and expansion joints with the sealant torn out, we can put it right. Searching for sealant specialists in Crossbush? We’ve been sealing commercial buildings since 2005, with CSCS-carded applicators.

Quotes for commercial sealant in Crossbush can come from photos and a joint schedule, or from a walk-round, with the scope listed so everyone knows what’s included.

In and around smaller places such as Crossbush, the commercial buildings we’re asked about are often pubs, shops, village halls and barns converted to offices. Each has kitchens, washrooms and frames whose joints need renewing in time.

Guaranteed is the last step of every job. You get a 12-month guarantee on our workmanship, and we explain exactly what that covers when we quote.

The Mastic Doctor team beside their liveried vans in front of an office building
Place
Crossbush (BN18)
Wider area
West Sussex
Cover
A 12-month guarantee
Price
Quoted before any work starts
Phone
01277 525 020
Page updated
3 November 2026

Honest limits

Some faults sit outside our scope, and we point that out rather than sealing over them:

  • Walls or slabs moving more than any sealant can take
  • Suspect materials that need testing and specialist removal
  • Misted, cracked or failed glazing units (a glazier’s job)

If you’re not sure, just give us a call on 01277 525 020 or email a schedule or drawings and we’ll give you a straight answer.

What we seal

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

Maintenance after handover

Sealant joints are maintenance items, and how long they last depends on how they’re treated. We suggest:

  • Deal with small splits before they become leaks
  • Add sealant to the planned maintenance inspection list
  • Have extract fans checked so wet areas dry out
  • Don’t let cleaning or traffic back on before the cure time is up

We stand behind the workmanship with a 12-month guarantee. File the handover note with the building records so it’s easy to find if a joint we sealed gives trouble inside the 12 months.

A failed external joint lets water in every time it rains. It can run into cavities, insulation and internal finishes long before anyone sees a stain. Resealing early keeps the problem in the sealant and out of the building.

How the quote is worked out

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

  • Location, for remote and island sites
  • How much existing material needs removing
  • Specialist products, such as fire-rated or hygienic sealants
  • The site’s rules and procedures

There’s no price list, since every building and every scope is different. For a fixed figure, call for a quote.

Before you send an enquiry

A good diagnosis starts with the right details. Let us know:

  • The site address and postcode
  • The asbestos register, for older buildings
  • What the building is and how it’s used
  • The product your specification calls for

Let us know the site, the scope and your timescale, and we will put a fixed quote together. To get it moving, ring 01277 525 020 or send photos by email.

When to bring in a specialist

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.

For most general trades, sealant is a sideline. A specialist brings correct preparation, depth control with backing rod and a product suited to that particular joint.

Frontages, fit-outs and joints in Crossbush

Crossbush sits close to the coast, within about 3 miles. Exposed frontages near the sea are hard on sealant, so the product has to suit the weather as well as the look. Sea-facing elevations are typically where failed joints show first. Central London is about 49 miles from Crossbush. Business parks and retail centres are common around the capital’s motorway corridors. If you have premises across the region, one contractor can cover them all.

Refits at hotels like The Camellia Hotel (under half a mile west of Crossbush) bring joints at vanity tops, bars and reception desks that guests see every day. Sites a few miles apart, such as The Vinery Industrial Estate and Lineside Road Industrial Estate, can share one programme and one point of contact. For premises near Arundel station (0.5 miles north-west of Crossbush), footfall is part of the plan: work is phased so shops and offices keep trading.

Crossbush is about 2 miles north of Littlehampton, in West Sussex. Crossbush sits inside our coverage, and jobs here get the same fixed quote and 12-month guarantee as anywhere else. 373 places across West Sussex fall within our area, Crossbush among them. Sites around Brighton have their own page, roughly 18 miles from Crossbush.

We cover the BN18 postcode districts for sealant joints. If your building is just outside Crossbush, we cover Warningcamp (1 mile north-east), Poling (1 mile south-east), Lyminster (1 mile south-west), Arundel (1 mile north-west) and Toddington (1 mile south). Further afield, our area takes in Worthing (6 miles east), Bognor Regis (8 miles south-west), Chichester (11 miles west), Selsey (13 miles south-west), Shoreham-by-Sea (12 miles east) and Lancing (9 miles east).

What’s near Crossbush

The closest station to Crossbush is Arundel station, roughly 0.5 miles north-west of the centre. A little further out are Lyminster Siege Castle (0.5 miles north) and Rustington Museum (2.8 miles south-east). Green spaces nearby include WWT Arundel and Highdown Hill.

Map of Crossbush © OpenStreetMap contributors

Leave it or put it right?

Spot repairs have their place. If the rest of the bead is the same age and product, though, it’s usually close behind. Where it helps, we quote a patch and a full reseal side by side. Halls, stores and units around places like Crossbush may not be checked every day, which gives a failed joint time to do damage. Renewing joints in good time avoids the problem.

The product called for affects the cost, and so does the preparation, from cutting out to priming and backing rod. Access, phasing and site requirements come into it too.

What you get with us

  • Sealing commercial buildings since 2005
  • A fixed quote before work starts
  • One contact handling all your sites
  • Standard and matched colours in many product ranges

Take a look at our cost guide and how we’re accredited.

From enquiry to sign-off

Working in a building that stays open takes some planning. The work area is signed and kept contained, with routes through the building left open and work section by section so the rest of the building stays in use. If others near Crossbush need work, visits can be combined, which keeps travel down. You will have a fixed quote before work starts.

  1. We start with the evidence: photographs, drawings or a look on site.
  2. A fixed quote follows, with removal and preparation included.
  3. We agree the order of work, access windows and site hours with you.
  4. The failed sealant comes out and the faces are prepared, with primer where required.
  5. Backing goes in, the new sealant is laid and tooled, and the area is left neat.
  6. We hand back each area with its cure time and our 12-month guarantee.

Before we start on site

  • Have the specification and drawings to hand
  • Point out parking and an unloading spot
  • Tell us what induction or permit system the site runs

Ask for a quote

To get a fixed quote, give us a call on 01277 525 020 or email drawings and photos, telling us the site location and the nature of the job. Our quote form is another easy route.

Get a quick quote

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Accreditations

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