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

Herne coloured sealant

Coloured sealant for Herne, from a contractor working since 2005. Fully insured and CHAS accredited.

  • Joints that need to match a new RAL frame colour
  • Standard-colour sealant spoiling a high-end finish
  • Weathered sealant that no longer matches
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
A fixed quote for the work, with the scope in writing.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Signed off, with 12 months’ guarantee.
London, the South East & Scotland
Constructionline member
£5m public liability

Coloured sealant for businesses in Herne

Tell us what needs sealing and where, with photos or drawings if you have them, and we’ll price it.

Coloured sealant for commercial buildings in Herne

We take on colour-matched work across new fit-outs, refurbishments and resealing of existing joints. On resealing, matching the existing colour is often as important as the seal itself. If you have poorly tooled joints on visible finishes and fit-outs with a sealant colour in the specification, we can put it right, on powder-coated and anodised frames, cladding panels and natural stone and brick alike. Looking for mastic applicators who cover Herne? We have been sealing commercial buildings since 2005.

Around smaller places such as Herne, small firms often work from converted barns, yards and rural units. Those conversions put new frames and partitions against old brick, stone or timber, so each joint needs a product chosen for both surfaces.

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.

Where
Herne (CT6)
Wider area
Kent
Guarantee
12 months on every job
Quotes
Quoted before any work starts
Telephone
01277 525 020
Updated
3 November 2026
The Mastic Doctor team beside their liveried vans in front of an office building

Diagnose, treat, sign off

At the end of each section, the masking comes off, the area is cleaned and every joint is checked with your site contact. Where the sealant needs time to cure before use, we tell you and sign the area. If neighbouring businesses or buildings around Herne need work too, visits can be combined. Mention the building’s opening times and we will work within them.

  1. We confirm the product the joint needs before talking about colour.
  2. Colour references, samples or photographs of the finish are checked against the product’s range.
  3. Where colour is critical, a sample bead can be agreed in a discreet spot.
  4. We take out the existing bead, clean the joints and fit backing.
  5. The coloured sealant is applied and tooled with clean, masked edges.

What we need from you

  • Point out any areas we must not close
  • Tell us what induction or permit system the site runs
  • Clear stock, furniture or equipment away from the joints

Ask for a quote

Every quote starts with the facts: what’s there, how much of it, how we reach it and what’s specified. Share whatever details you have and we’ll fill any gaps with a visit.

Ask for a quote

Related advice

Common questions from Herne clients

Can you work at a site such as Eddington Business Park, by Herne?

Yes. Estates, retail parks and business parks around Herne, Eddington Business Park among them, are all within reach. Photos and a short description are enough for a first look.

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

It can. Coastal exposure works external joints harder than inland weather. Product choice and preparation matter more, and sea-facing elevations are worth inspecting more often.

Is Herne in your area?

Yes. We take on work across Herne, with one number for every area we cover.

Will you just go over the old sealant?

No. We cut the old material out and clean the joint back before sealing, since fresh sealant will not bond reliably to aged material.

How long do sealant joints last?

There isn’t a single answer, because life depends on how much the joint moves, how exposed it is and how it’s cleaned and used. Regular checks let you plan resealing before leaks or damage.

How do you choose the sealant?

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

Does a coloured sealant perform differently from a standard one?

Performance comes from the sealant type and the installation. We choose the right product for the joint first and then pick from its colour range with the same preparation and backing.

Working on commercial sites near Herne

With the shore within about 2 miles, Herne counts as a coastal location. Exposed frontages near the sea are hard on sealant, so the product has to suit the weather as well as the look. We choose a product rated for the exposure, then confirm the colours available for it. Herne has seven care or nursing homes no more than 2 miles away. Care settings have kitchens, lounges and corridors where joints need to be neat and easy to clean.

If you have premises on more than one site, say at Eddington Business Park and Chislet Business Park, one contractor and one quote can cover both. On a business park such as Eddington Business Park, which lies north-west of Herne, sealant work tends to follow fit-outs: receptions, tea points, washrooms and frame perimeters. Offices and shops close to stations such as Herne Bay station (to the north-west of Herne) tend to be busy all day, so sealant work is planned around opening hours.

Herne is about 1 mile south of Herne Bay, in Kent. If you’re looking for coloured sealant in Herne, we can help. Our Kent coverage takes in 931 places, from busy centres to rural villages. There’s a separate page for London, roughly 54 miles from Herne.

Anyone looking for coloured sealant in CT6 gets the same process as the rest of our area: send details, get a quote, we seal, guaranteed. We cover commercial and managed buildings on St Martin's View, Ridley Close and Herne Street. Just outside Herne, we also work in Hunters Forstal (1 mile north-east), Eddington (1 mile north-west), Herne Common (1 mile south-west), Bullockstone (1 mile west) and Broomfield (1 mile north-east). Nearby towns on our patch include Canterbury (5 miles south-west), Margate (11 miles east), Ramsgate (12 miles east), Broadstairs (13 miles east), Whitstable (4 miles west) and Deal (15 miles south-east).

Near you in Herne

Recent enquiries here include premises near Curtis Wood and Herne Bay High School, among other places. The nearest railway station is Herne Bay station, about 1.2 miles north-west of the centre. Nearby you’ll also find Whitstable and Tankerton Hospital (3.7 miles west) and Tankerton Castle (4.4 miles west). The countryside around Herne includes West Blean and Thornden Woods.

Map of Herne © OpenStreetMap contributors

Quoting for work in Herne

The price varies from site to site. Expect it to depend on:

  • Phasing around occupants
  • Location, for remote and island sites
  • Specialist products, such as fire-rated or hygienic sealants
  • How much existing material needs removing

Access often affects the price as much as the sealing: easy-to-reach joints are quicker than those that need equipment to get to. Mention the access as part of your enquiry.

What to include in your enquiry

There’s no need for a formal survey. These details are enough to start:

  • The type of building and who uses it
  • How the joints are reached, and at what height
  • Clear photographs of the problem areas
  • Drawings or a marked-up plan, if available

We quote a fixed sum against the scope you give us, so you know the figure before anyone is on site. To start the process, call the office on 01277 525 020 or email the details over.

Work for main contractors and building owners

Hospitality, education, healthcare, office and retail clients book us directly too. We plan around the way the building is used, so the building keeps working while we do.

For main contractors, we work as the sealant subcontractor on new-build and refurbishment projects. We work to your programme, your specification and your site rules, and our applicators hold CSCS cards.

Maintenance after handover

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

  • Keep harsh solvents away from visible joints
  • Record the product and colour reference on the building file
  • Put the colour reference on the finishes schedule
  • Keep the same sealant colour across a brand

Let the joints cure as the manufacturer advises before they’re cleaned. Fresh coloured beads show fingerprints and dust more easily, so keep the area clear.

Approve a sample where colour really matters. Seeing the cured colour in place avoids surprises.

What happens if it’s left?

Across a chain of shops or hotels, consistency matters. Setting one product and colour for every site avoids variation from one fit-out to the next. In a smaller place such as Herne, getting a contractor back for a second visit takes time, so it’s worth dealing with every failing joint at once.

The product called for affects the cost, and so does the preparation. Access, phasing and site rules also count.

What you get with us

  • Specification-led, product-correct work
  • Public liability insurance in place
  • Old sealant cut out, never sealed over
  • CSCS-carded applicators

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

When it isn’t the sealant

Being straight saves everyone time. New sealant won’t cure:

  • A colour that never alters with age
  • Restoring stained stone or masonry next to old sealant
  • Finishes that change colour from one area to another

If in doubt, ring 01277 525 020 or send photos by email and we’ll say what we think before you book.

Surfaces we seal

  • Office fit-out finishes
  • Natural stone and brick
  • Shop-fit joinery and counters
  • Powder-coated and anodised frames
  • Hotel bathrooms and public areas
  • Cladding panels
Accreditations

Trusted. Accredited. Insured.