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

Sealant applicators in East Hampnett

Commercial sealant contractors in East Hampnett, backed by over 20 years in commercial sealing. Fully insured and CHAS accredited.

  • Sanitary sealant that has gone black and patchy
  • Untidy joints in a reception, shop floor or lobby
  • Leaks that seem to come through a sealant line
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
One fixed quote covering the agreed scope.
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
£5m public liability

Commercial sealant contractors across East Hampnett

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

About our commercial sealant contractors in East Hampnett

Most commercial buildings carry hundreds of metres of sealant that nobody thinks about until it fails. Mastic Doctor works as a commercial sealant contractor for facilities managers, managing agents and main contractors with sites in East Hampnett. We find out why the sealant joints failed, take them out and seal again using a sealant that suits the joint. If you are dealing with greasy, split joints in a kitchen or tea point and external beads that have gone brittle and cracked, we can put it right, whatever the surface. Whoever orders the work in East Hampnett, the brief is typically the same: a clear scope, tidy work and joints that don’t fail again.

In an occupied building in East Hampnett, the job is planned so areas stay in use: we agree the order with you and hand back each area with its cure time.

A job in a smaller place like East Hampnett is normally a single building. We will want a full list and photographs first, so the right products come on the day and nothing waits for a second trip.

What our 12-month guarantee covers is the way we did the job: preparation, application and finish. It doesn’t extend to damage, other trades’ later work or movement the joint was never designed to take.

The Mastic Doctor team standing beside their branded vans outside an office building
Where
East Hampnett (PO18)
Wider area
West Sussex
Guarantee
A 12-month guarantee
Price
Fixed quote, scope in writing
Call
01277 525 020
Updated
3 November 2026

Do you need commercial sealant contractors in East Hampnett?

No sealant joint is permanent. Its life comes down to movement, UV and weather, how it’s cleaned, how much traffic passes it and what was used in the first place. On a busy commercial site several of those pile up at once, so periodic inspection matters more than any date on a schedule.

If one of these sounds familiar, it’s time for a closer look:

  • Hardened, chalky sealant on south-facing or exposed elevations
  • Gaps behind commercial kitchen worktops and sinks
  • Sanitary sealant that has gone black and patchy
  • Frame mastic that has hardened and come away from the wall

Offices at parks like Chichester Business Park., 0.6 miles west of East Hampnett, have receptions, kitchens and glazed partitions where a tidy joint matters.

What your quote should include

  • Whether their applicators hold CSCS cards
  • Which product they’ll use, and why it suits the joint
  • Is depth set with backing rod, or bond-breaker tape in shallow joints?
  • Will failed sealant be removed rather than covered?

Our contractor checklist

Common questions from East Hampnett clients

Must a hotel around East Hampnett close while you work?

In most cases no closure is needed: we work room by room or floor by floor. The plan is built around your bookings.

Is East Hampnett too small for you to travel to?

No. Small places get the same service as large ones. London and every South East county are within our area. Where we can, we group nearby jobs to make the most of each trip.

Can areas stay open during the work?

It’s mostly about sequence: areas are phased, access windows agreed and enough washrooms or entrances left in use. Let us know what can’t close and we will work around it.

Do you seal on top of existing sealant?

No. We cut the old material out and clean the joint back before sealing, because fresh silicone will not bond with aged silicone.

How long does a job like this take?

We plan the time on site around your programme and access. We’ll give you an estimate of time on site when we quote.

How is commercial sealant work priced?

Send what you have, even a few photos and rough lengths. We follow up with questions or a visit where needed, and then a fixed quote for the agreed scope.

How soon can the area be used again?

The product and site conditions decide that. Some take light use quickly, others need longer to cure, so we will confirm the curing time on the day.

Maintenance after handover

For the best life from the joints:

  • Note dates and locations of sealant work for future planning
  • Deal with small splits before they become leaks
  • Check sealant as part of routine building inspections
  • Have extract fans checked so wet areas dry out

Let your cleaning contractor know what’s new. Abrasive pads, scrapers and some strong chemicals damage sealant surfaces, while a neutral cleaner and a soft cloth do no harm.

Sealant installed at the same time normally fails in sequence. The first failures are often a warning about the rest, so it makes sense to look at the wider elevation or block. We will tell you which sealant joints need doing first and which can wait.

From enquiry to sign-off

Diagnose, treat, sign off: every visit follows that pattern. We inspect the joints and confirm what’s in scope, then we prepare and seal each joint with the specified product, and the job ends with a walk round and sign-off. Smaller jobs around East Hampnett can be grouped with others nearby. You will have a fixed quote before work starts.

  1. Site photographs, drawings or a visit tell us what’s there and how it has failed.
  2. You get a fixed quote covering removal, preparation and the new sealant.
  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.

Preparing the site

  • Move anything stored against the joints
  • Point out parking and an unloading spot
  • Point out any areas we must not close

Quotes

Every job follows the same four steps: send details, get a quote, we seal, guaranteed. The first step is to call the office on 01277 525 020 or send photos by email with what you know.

Get a quick quote

Advice

Site staff or a sealant specialist?

Some joints are best left to specialists: fire-rated seals that must follow a tested detail, trafficked floor joints and external movement joints among them. A poor seal in places like these tends to cost more to put right later.

What you see is the finished bead, but most of the work is hidden. Backing rod, primer where specified and a joint designed to move with the building are where general trades tend to cut corners.

Commercial clients in East Hampnett

Agents, factors and owners’ representatives all follow the same route: send details, get a fixed quote, we seal, guaranteed. We can agree access arrangements and keyholder contacts beforehand.

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.

Shops, offices and hotels in and around East Hampnett

The South East is one of the drier parts of the UK. Drier doesn’t mean dry every day, so frontage work still has some give in the dates. A 2-mile radius around East Hampnett takes in a number of hotels. Hotel refurbishments are where a matched sealant colour earns its place: bathroom, bar and reception joints have to sit with the finishes.

For premises near Barnham station, which lies south-east of East Hampnett, footfall is part of the plan: work is phased so shops and offices keep trading. Sites a few miles apart, such as Chichester Business Park. And The Woodhorn Business Centre, can share one programme and one point of contact.

East Hampnett is about 4 miles east of Chichester, in West Sussex. Any commercial site in East Hampnett is covered, whether it’s a single job or part of a planned programme. East Hampnett is one of 373 places in West Sussex on our list. Portsmouth is covered too, some 17 miles away.

Work on sealant joints is covered throughout PO18, whatever the building. Among the streets we cover are Marsh Lane and East Hampnett Lane, and sites on any of them can send details for a fixed quote. We also cover Crockerhill (1 mile north-east), Norton (1 mile east), Aldingbourne (1 mile south-east), Nyton (1 mile south-east) and Westergate (2 miles south-east) for sealant joints. A short drive away, we cover Worthing (13 miles east), Bognor Regis (4 miles south), Chichester (4 miles west), Selsey (9 miles south-west), Littlehampton (8 miles east) and Rustington (9 miles east).

Around East Hampnett

Locally, jobs take us to sites close to The Winterton Arms Public House and Ormiston Six Villages Academy, among other places. The nearest railway station is Barnham station, about 2.8 miles south-east of the centre. Nearby you will also find The Chichester City Museum (3.7 miles west) and Tote Copse Castle (1.2 miles south). Not far away are Levin Down.

Map of East Hampnett © OpenStreetMap contributors

What happens if it’s left?

Before budgeting for new frames, cubicles or worktops, check whether it’s just the sealant. In many cases the element is fine and only the seal around it has given up. Resealing normally costs far less than renewal. Older rural buildings around East Hampnett 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.

Pricing sealant joints depends on how many there are, their condition and the access, and any specification that applies. Call for a quote.

Why choose Mastic Doctor in East Hampnett

  • Over 20 years of commercial sealing
  • Specification-led, product-correct work
  • A fixed quote before work starts
  • Matching to RAL references, product permitting

Read what affects the cost and our accreditations and insurance.

Accreditations

Trusted. Accredited. Insured.