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

Coloured Sealant in Newingreen

Coloured and colour-matched sealant for visible joints in Newingreen and across Kent. CHAS accredited and fully insured, with a 12-month guarantee.

  • Patch repairs in several different colours
  • Fit-outs with a sealant colour in the specification
  • Colour changes after a rebrand or refit
1
Send details
Drawings, photos, a joint schedule or a site visit.
2
Get a quote
A fixed price, with what’s included set out clearly.
3
We seal
Failed joints cut out, faces prepared, new sealant laid.
4
Guaranteed
12-month guarantee on our workmanship.
London, the South East & Scotland
Constructionline member
Fully insured: £5m PL

Coloured sealant for Newingreen sites

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

What we’re called out for in Newingreen

A change of finish can leave existing sealant mismatched. New cladding colours, repainted frames or a refreshed shop fit all prompt colour changes.

Look out for the following:

  • Coloured joints that have cracked with movement
  • Weathered sealant that no longer matches
  • A bead that fights the cladding or frame colour
  • Marked sealant in hotel bathrooms

Offices and shops close to stations such as Westenhanger station, 0.6 miles north of Newingreen, tend to be busy all day, so sealant work is planned around opening hours.

What to look for in a quote

  • Is depth set with backing rod, or bond-breaker tape in shallow joints?
  • Do they follow the manufacturer’s priming guidance?
  • Will failed sealant be removed rather than covered?
  • Proof of insurance

Choosing a commercial sealant contractor

Coloured sealant for commercial buildings in Newingreen

Colour is often written into the specification, by RAL reference or by matching a sample. Standard sealant ranges cover many colours, and we will confirm the colours available for the specified product. An exact bespoke match can’t always be promised, so we talk you through the nearest colours. We work on cladding panels, powder-coated and anodised frames and natural stone and brick, and what we’re called in for most is a run of joints in mismatched shades and marked sealant in hotel bathrooms. Sealant contractors, mastic applicators, sealant specialists: whatever the job title on the order, in Newingreen it comes down to the same thing: failed joints cut out, faces prepared and the right sealant laid to the right depth.

Commercial sealant work around smaller places like Newingreen tends to mean pubs and restaurants, halls, farm shops and offices in converted farm buildings. Each has kitchens, washrooms and frames whose joints need renewing in time.

Every job ends the same way: guaranteed. You get a 12-month guarantee on our workmanship, and we explain exactly what that covers when we quote.

The Mastic Doctor team standing beside their branded vans outside an office building
Location
Newingreen (CT21)
Region
Kent
Cover
A 12-month guarantee
Quotes
A fixed quote before we start
Call
01277 525 020
Page updated
3 November 2026

Working on commercial sites near Newingreen

The sea is no more than about 3 miles from Newingreen. Shopfronts, frames and external joints on commercial buildings there take wind-driven rain and, closer to the shore, salt in the air. We choose a product rated for the exposure, then confirm the colours available for it. Central London is about 57 miles from Newingreen. Business parks and retail centres are common around the capital’s motorway corridors. Multi-site occupiers here often want one sealant contractor across all their buildings.

Whatever the building in Newingreen, commercial sealant work starts with cutting out the failed bead and cleaning the joint back to sound material.

Newingreen is about 2 miles north-west of Hythe, in Kent. Businesses, contractors and managing agents in Newingreen can call on us for colour-matched joints. 931 places across Kent fall within our area, Newingreen among them. For work in that direction, see our Brighton page (54 miles or so).

We cover the CT21 postcode districts. We cover commercial and managed buildings on Stone Street and Ashford Road and the roads nearby. We also cover Westenhanger (1 mile north), Berwick (1 mile south-west), Lympne (1 mile south-west), Pedlinge (1 mile south-east) and Sandling (1 mile east) for colour-matched joints. Nearby towns on our patch include Ashford (8 miles north-west), Canterbury (13 miles north), Dover (12 miles east), Folkestone (6 miles east), Tower Hamlets (12 miles east) and Hawkinge (6 miles east).

Local landmarks in Newingreen

We work on buildings around The Royal Oak Public House, Brockhill Park Performing Arts College and Sandling Park, among other places. The closest station to Newingreen is Westenhanger station, roughly 0.6 miles north of the centre. A little further out are Lympne Castle (1.2 miles south-west) and Royal Victoria Hospital (5.9 miles east). For a walk, there’s Tolsford Hill and Hatch Park.

Map of Newingreen © OpenStreetMap contributors

Newingreen: questions and answers

Can you match sealant colours for premises in Newingreen?

Yes, we can normally get close to most finishes from the product’s colour range. Send colour references or photographs and we’ll confirm what’s available for the product.

Is Newingreen too small for you to travel to?

Not at all. Newingreen is within our area. Our area covers London and the South East counties. We plan jobs in smaller places so return trips are kept to a minimum.

How long does a typical visit take?

The duration is planned around your programme and the access we’re given. You will have an expected duration with the quote.

How do I request a quote?

There are four steps: send details, receive a fixed quote, we carry out the work, and it’s guaranteed. Step one needs little more than photographs and a postcode.

Can weather delay the job?

For external joints, yes. Sealant needs a dry joint and a temperature within the product’s range, so damp, frosty or very cold days can stop external work. Inside work is seldom held up.

Who decides which product is used?

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.

Are you CHAS accredited and on Constructionline?

Yes. Mastic Doctor is CHAS accredited and a Constructionline member, which helps with supplier vetting.

Different surfaces, different methods

Brick and masonry

Movement joints in brickwork are long and visible. A well-chosen colour helps them blend in while the product still suits the movement.

Powder-coated and anodised frames

Anodised and metallic frames rarely have an identical sealant colour. We will suggest the nearest standard colours so you can choose.

What sets the cost

We price every job individually. The main factors are:

  • Distance, for remote addresses
  • Working within restricted access windows
  • The site’s rules and procedures
  • Whether old sealant has to be cut out first

The work involved drives the cost: removing old material, preparing the joints, the product, the access and how the work is phased. Call for a fixed quote.

Before you send an enquiry

However big the job, the same details help:

  • Where the site is, with the postcode
  • Specification clauses that apply
  • What the building is and how it’s used
  • Your programme or deadline

A good quote starts with a clear picture: the joints involved, quantities, access and the product called for. Send what you have, and we’ll arrange a site visit if anything is unclear.

From enquiry to sign-off

We begin with a short walk round with whoever looks after the building, to confirm the scope, the order of work and any areas we must keep clear. After that, any old or failed material is removed, each joint is prepared and the new sealant goes in. Jobs in and around smaller places like Newingreen are usually planned as a single visit, so we ask for photographs and rough sizes first. Then the right materials arrive with us.

  1. The sealant type is chosen for the joint first, then the colour.
  2. Colour references, samples or photos 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. We apply the agreed colour and tool it neatly, with masking where the finish needs it.

Preparing the site

  • For older buildings, check the asbestos register before work
  • Tell us what induction or permit system the site runs
  • Point out parking and an unloading spot

Get a fixed quote

Specifications, drawings and tender packages are welcome with any enquiry, and we’ll price against exactly what is specified. For smaller jobs, photos and a description will do.

Get a quick quote

Related advice

What we can’t put right

Not every problem is a sealant problem, and we’re upfront when that’s the case. These need a different solution:

  • Cleaning or repairing the surrounding finishes
  • A colour that never alters with age
  • Overpainting a joint that needs a non-paintable product

Not sure which it is? You can give us a call on 01277 525 020 or send photos by email and we’ll tell you honestly before you book.

Surfaces we seal

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

Keeping the joints sound

Keep the joints in good shape with a few simple steps:

  • Protect fresh coloured sealant from dust and handling
  • Put the colour reference on the finishes schedule
  • Reseal whole runs rather than patching single joints
  • Approve a sample bead on high-profile areas

Clean coloured joints with mild, non-abrasive products. Harsh chemicals and scouring can change how the colour looks over time.

Make sure every contractor knows which sealant and colour are on the building file. It stops mismatched repairs creeping in.

Accreditations

Trusted. Accredited. Insured.