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

Sullington commercial sealant contractors

Our CSCS-carded applicators take on sealant work for offices, shops, hotels and other commercial buildings in Sullington and the surrounding area. Send details for a fixed quote.

  • Water staining near frames, panels or ceilings
  • Greasy, split joints in a kitchen or tea point
  • Messy, uneven beads from earlier work that let the building down
1
Send details
Drawings, photos, a joint schedule or a site visit.
2
Get a quote
Scope agreed and priced before anything starts.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Our workmanship is guaranteed for 12 months.
Covering the South East & Scotland
CHAS accredited
£5m public liability

Commercial sealant contractors in Sullington

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

What Sullington’s businesses ask us to seal

Sullington lies roughly 43 miles out from central London. The commuter belt holds a great many offices, retail parks and business parks. Firms with branches across the South East can use one contractor for every site. Rainfall across the South East, Sullington included, is lower than in many parts of the UK. That helps, but frost and condensation on glass and coated frames still stop outside sealing on some winter mornings.

Occupiers with premises at both Rock Business Park and Wiston Business Park could have the sealant at each handled under one quote. If you run an office at a site such as Rock Business Park, which lies east of Sullington, the sealant at reception desks, tea points and frames ages with each fit-out. Shops and cafés around stations like Amberley station (4.7 miles west of Sullington) trade from early, so work is timed around them.

Sullington is about 6 miles north of Worthing, in West Sussex. If you’re looking for commercial sealant contractors in Sullington, we can help. Sullington is one of 373 places we cover in West Sussex for sealant joints. Sites around Brighton have their own page, roughly 14 miles from Sullington.

Business premises anywhere in RH20 are within our area for sealant joints. Nearby places we also cover include Storrington (1 mile north-west), Heath Common (1 mile north-east), Washington (1 mile east), Rock (1 mile east) and Cootham (2 miles north-west) for sealant joints. Nearby towns on our patch include Horsham (12 miles north-east), Worthing (6 miles south), Bognor Regis (14 miles south-west), Burgess Hill (14 miles east), Littlehampton (8 miles south-west) and Shoreham-by-Sea (9 miles south-east).

Near you in Sullington

We work on buildings around The Anchor Inn and Rydon Community College, among other places. The closest station to Sullington is Amberley station, roughly 4.7 miles west of the centre. Nearby you’ll also find The Storrington And District Museum (0.7 miles north-west) and Amberley Castle (4.5 miles west). For a walk, there’s Amberley Wildbrooks RSPB Reserve and Chanctonbury Hill.

Map of Sullington © OpenStreetMap contributors

About our commercial sealant contractors in Sullington

Sometimes a split bead is a symptom rather than the cause. A leak near a frame edge can start in the frame, the cill or the cavity while a movement joint that keeps tearing may simply be too narrow for the job. We look before we quote and tell you plainly if sealant won’t solve it. We work on kitchen worktops and splashbacks, window and door perimeters and movement joints in walls and floors, and what we are called in for most is hardened, chalky sealant on south-facing or exposed elevations and frame sealant that has cracked, shrunk or pulled away. Sealant contractors, mastic applicators, sealant specialists: whatever the job title on the order, the work in Sullington is the same: the right product in a properly prepared joint.

If you look after more than one building near Sullington, the work can be planned as one programme, so standards and paperwork match across every site.

Rural business units near smaller places such as Sullington are frequently converted agricultural buildings. Old masonry beside new aluminium, timber and plasterboard gives plenty of joints between materials that move differently, and a sealant colour that suits the building’s character is often part of the brief.

A 12-month guarantee applies to all our work. If an installation problem shows up, call 01277 525 020 or email us and we’ll arrange a return visit.

Where
Sullington (RH20)
Wider area
West Sussex
Cover
A 12-month guarantee
Quotes
Quoted before any work starts
Phone
01277 525 020
Last updated
3 November 2026
Mastic Doctor team members lined up next to their branded vans outside an office building

How the job changes by surface

Fire-rated seals where specified

Where the specification calls for fire-rated or intumescent sealant around service penetrations or linear gaps, we install it to the product’s tested detail. Fire-stopping design and sign-off sit with the designer, fire engineer or building control, and we install to the specification.

Washrooms and toilets

Mould that has grown into washroom sealant can’t typically be cleaned out. Replacement is the fix: strip, clean, dry and reseal, room by room if that suits the building.

Sullington: questions and answers

Does a hotel in Sullington need to shut while its sealant is renewed?

Rarely. Rooms or floors are done in turn, so the rest of the hotel keeps trading. Housekeeping and our team agree each day’s rooms.

Can you work at a site such as Rock Business Park, by Sullington?

Yes. Estates, retail parks and business parks around Sullington, Rock Business Park among them, are all within reach. A few photographs and the unit address let us price the work.

What site paperwork can you provide?

Send your site requirements with the enquiry. For older buildings we will ask for the asbestos register, plus your site induction rules.

How do we get a quote?

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

How many days will you need on site?

It depends on the scope, but the work typically takes part of a day on a small job and longer where several buildings or phases are involved. Larger or phased jobs take longer, and we’ll give you a timescale with the quote.

Who decides which product is used?

The specification comes first, if there is one. Without one, the joint decides: how much it moves, what it bonds to and whether it’s wet, trafficked or fire-rated.

Is it OK to apply fresh sealant over existing beads?

Every failed bead is cut out completely. New sealant can’t grip the old bead, so laying over it never lasts.

Maintenance after handover

Your facilities or cleaning team can help the joints last. Share these points with them:

  • Note dates and locations of sealant work for future planning
  • Keep barriers up until the new sealant has cured
  • Report cracked or peeling sealant early
  • Have extract fans checked so wet areas dry out

Keep an eye out for other trades after we have gone. Shop refits, new services and replaced fittings often break the seal around them. If that happens, speak to us on 01277 525 020 or email a schedule or drawings and we’ll price putting it right.

A failed external joint lets water in every time it rains. Behind a panel or frame, that water can sit unseen for a long time. Catching it at the sealant stage avoids the bigger repair.

General trades versus a specialist

Some joints are best left to specialists: for example fire-rated seals that must match a tested detail, trafficked floor joints and external movement joints. Getting these wrong typically costs more in the end than doing them right.

Site maintenance staff can often handle a short internal joint. The usual problems come from preparation: new sealant over old, damp or dusty faces, or the wrong product for the movement.

What we can’t put right

Honesty saves time and money. New sealant won’t cure:

  • Misted, cracked or failed glazing units (a glazier’s job)
  • Leaks from pipework, wastes or valves (that’s plumbing)
  • Suspect materials that need testing and specialist removal

Not sure which it is? You can ring 01277 525 020 or email a schedule or drawings and we’ll tell you honestly before you book.

Where we work in Sullington

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

Work for main contractors and building owners

Facilities managers want contractors who arrive with the paperwork sorted. Let us know the documents you need (RAMS, insurance certificate, CSCS details) and we will confirm them with the quote.

As a CHAS accredited contractor and Constructionline member, we make supplier vetting simple. Our insurance certificate can be sent along with the quote.

From enquiry to sign-off

In a busy building, we agree a sequence with your contact so the disruption stays in one area at once. Each area is protected, prepared and sealed before the next one starts. Rural sites near Sullington may need directions, gate codes or a contact on site. Send that with the details and we’ll confirm the plan with the quote.

  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. Failed sealant is cut out and each joint cleaned back to sound, dry faces.
  5. Backing and primer go in where needed, then the chosen sealant is applied and tooled.
  6. Finished joints are checked with you and handed over with our 12-month guarantee.

Before we start on site

  • Agree which areas must stay open
  • Tell staff and tenants when we’ll be in
  • Point out parking and an unloading spot

Request a quote

Specifications, drawings and tender packages are welcome with any enquiry, and we will price the work to it. Smaller jobs need nothing more than photographs and a few notes.

Get a quick quote

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