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

Sevenscore commercial sealant contractors

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

  • Leaks that seem to come through a sealant line
  • Untidy joints in a reception, shop floor or lobby
  • Wall and floor joints that have lost their seal
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
CSCS-carded applicators, the right product for each joint.
4
Guaranteed
Backed by a 12-month workmanship guarantee.
Covering the South East & Scotland
CHAS & Constructionline
£5m PL insurance

Commercial sealant contractors for businesses in Sevenscore

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

Commercial sealant contractors for commercial buildings in Sevenscore

Failed sealant isn’t always the whole story. Water at a window perimeter might be coming from the frame, the cill or the wall behind, and repeated splits in a movement joint can mean the joint is too narrow for the movement. We look before we quote and tell you plainly if sealant won’t solve it, so budgets go where they’ll do some good. If you have a top-up bead over failed sealant, now lifting and hardened, chalky sealant on south-facing or exposed elevations, we can help, on external facade joints, floor and threshold joints and kitchen worktops and splashbacks alike. Whether you call it commercial sealant work, mastic application or joint sealing, the work in Sevenscore is the same: failed joints cut out, faces prepared and the right sealant laid to the right depth.

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

Business units in the countryside around places like Sevenscore are often converted barns, stables or farmyards. 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.

The 12-month guarantee covers our workmanship: preparation, application and finish. Damage, later alterations by others and movement beyond what the joint was designed for sit outside it.

The Mastic Doctor team standing beside their branded vans outside an office building
Location
Sevenscore (CT12)
Wider area
Kent
Guarantee
A 12-month guarantee
Quote
Quoted before any work starts
Telephone
01277 525 020
Last updated
3 November 2026

Work for main contractors and building owners

If you look after buildings for someone else, you need clear quotes and clear reporting. You get a fixed quote, an agreed scope and a walk round at the end.

We take on planned maintenance as well as one-off repairs: resealing failed joints building by building, on a schedule that suits your budget. Sevenscore can form part of a wider programme.

Frontages, fit-outs and joints in Sevenscore

The sea is no more than about 2 miles from Sevenscore. Shopfronts, frames and external joints on commercial buildings there take wind-driven rain and, closer to the shore, salt in the air. Where a frontage needs a particular colour, the product still has to suit that exposure. Less than 3 miles from Sevenscore there are at least three named estates and business parks. Sites like these see regular refits, with shopfronts, offices and staff areas to seal.

If you run an office at a site such as Maple Leaf Business Park (1.7 miles north-west of Sevenscore), the sealant at reception desks, tea points and frames ages with each fit-out. Occupiers with premises at both Maple Leaf Business Park and The Oaks Business Park could have the sealant at each handled under one quote.

Sevenscore is about 3 miles west of Ramsgate, in Kent. Looking for commercial sealant contractors in Sevenscore? We can help. Sevenscore is one of 931 places we cover in Kent for sealant joints. We also cover London, around 63 miles from Sevenscore.

We cover the CT12 postcode districts. We also cover Cliffs End (1 mile east), Way (1 mile north-west), Ebbsfleet (1 mile south), Richborough Port (2 miles south) and Manston (2 miles north-east). Nearby towns on our patch include Canterbury (12 miles west), Margate (4 miles north-east), Dover (13 miles south), Ramsgate (3 miles east), Broadstairs (4 miles north-east) and Whitstable (14 miles west).

Near you in Sevenscore

In Sevenscore, that means premises near The Sportsman pub and Sandwich and Pegwell Bay, among other places. The nearest railway station is Thanet Parkway station, roughly 0.7 miles east. Nearby you’ll also find Westwood Cross (3 miles north-east) and Ramsgate General Hospital (2.8 miles east). Not far away are Sandwich and Pegwell Bay.

Map of Sevenscore © OpenStreetMap contributors

Questions about Sevenscore

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

Rarely, if ever. We take a few rooms out at a time. The plan is built around your bookings.

Does the sea air around Sevenscore change the choice of sealant?

It can. Wind-driven rain and, closer to the shore, salt air are harder on external joints. Product choice and preparation matter more, and sea-facing elevations are worth inspecting more often.

What guarantee do you give on resealing?

Each job sits under our 12-month guarantee from handover. Looking after the joints as we advise helps them last.

Is the old sealant taken out first?

The old bead is stripped out first. After that come cleaning, primer where needed, backing and the new sealant.

Could the old sealant in an older building contain asbestos?

It can, on some older buildings. That’s why we ask for the asbestos information first, and stop if a material is suspect until it’s tested.

Which sealant will you use?

A specification, where there is one, decides it. If there isn’t one, it comes down to the joint: how much it moves, what it bonds to and whether it’s wet, trafficked or fire-rated.

Is it fine to apply new sealant on top of old?

No. Failed sealant is removed and the faces cleaned back to sound, dry material first, since fresh sealant will not bond reliably to aged material.

From enquiry to sign-off

When we get to site, we report to your site contact and complete whatever induction the building runs. Everything around the joints gets protected before anything is cut or cleaned, with the work itself typically taking a few hours to several days on most single sites, depending on joint lengths and access. If others near Sevenscore need work, visits can be combined, which keeps travel down. You’ll have a fixed quote before work starts.

  1. First, details reach us through the quote form or a site visit.
  2. The cause is diagnosed and the scope priced as a fixed quote.
  3. Work is phased around your occupiers where areas need to stay in use.
  4. Every failed bead is removed rather than covered.
  5. A suitable product for each joint goes in at the right depth and is tooled.
  6. We check the work with you, and the 12-month guarantee starts.

Getting the site ready

  • Point out any areas we must not close
  • Arrange parking or a loading space
  • Tell us what induction or permit system the site runs

Getting a fixed quote

Send us photographs, drawings or a joint schedule and a fixed quote comes back to you. If the job needs a look first, we’ll arrange a site visit.

Get a price

Related advice

What we can’t put right

Sealant solves a lot, but not everything, and we’d rather tell you before you spend money. These need a different solution:

  • Faulty windows rather than failed perimeter sealant
  • Leaking roofs, gutters or flat-roof membranes (those need a roofer)
  • Suspect materials that need testing and specialist removal

If in doubt, ring 01277 525 020 or email drawings and photos and we’ll say what we think.

Where we work in Sevenscore

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

Different surfaces, different methods

Shop fronts and retail fit-outs

Shop fits put sealant right in front of customers. Joints around counters, displays and shopfront frames have to look tidy as well as seal, often in a colour to suit the brand finish. Colour options are confirmed with the quote.

Commercial kitchens and tea points

Gaps and ragged beads trap dirt that cleaning can’t reach, and cleanability is part of what an inspector looks at. Work is timed around the hours you give us so the kitchen isn’t out of use longer than needed.

Do you need commercial sealant contractors in Sevenscore?

No sealant joint is permanent. How long one lasts depends on the movement it takes, its exposure to sun and weather, the cleaning regime, the traffic and the product itself. In commercial buildings those factors tend to act together, which is why regular inspection pays.

Things that normally lead to an enquiry:

  • Black mould through washroom sealant that won’t clean off
  • Frame sealant that has cracked, shrunk or pulled away
  • Expansion joints with the sealant torn out
  • Damp patches where an external joint has failed

Offices and shops close to stations such as Thanet Parkway station, 0.7 miles to the east of Sevenscore, tend to be busy all day, so sealant work is planned around opening hours.

What your quote should include

  • Whether their applicators hold CSCS cards
  • Their approach to joint depth and backing
  • Their public liability cover
  • What the guarantee covers, and for how long

Questions to ask before you appoint anyone

Why act early in Sevenscore

On many buildings the mastic was done by whichever trade was on site. A specialist applicator takes care of product choice, joint depth and preparation, the three things that decide how long a joint lasts. It shows over the following seasons rather than at handover. Halls, stores and units around places like Sevenscore may not be checked every day, so a failed joint can leak for a while before anyone sees it. Renewing joints in good time avoids the problem.

Whether it’s a single area or a whole estate, the same things set the price: scope, access, product and programme. Call for a quote, and you’ll have a fixed figure to work with.

Why us?

  • Public liability insurance in place
  • Constructionline member for supplier checks
  • One phone line for London, the South East and Scotland
  • Standard and matched colours in many product ranges

Take a look at what affects the cost and our accreditations.

Accreditations

Trusted. Accredited. Insured.