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

Kentish Town coloured sealant

Coloured and colour-matched sealant for visible joints across Kentish Town, carried out by CSCS-carded applicators. Fully insured and CHAS accredited.

  • Standard-colour sealant spoiling a high-end finish
  • Old sealant that has yellowed, darkened or faded
  • Hotel refurbishments with a set colour scheme
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
The right sealant, to the right depth, neatly finished.
4
Guaranteed
Signed off, with 12 months’ guarantee.
Covering the South East & Scotland
Constructionline member
£5m PL insurance

Coloured sealant near Kentish Town

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

Site staff or a sealant specialist?

Paperwork matters too. Many sites expect CSCS cards, RAMS and proof of insurance, and our CSCS-carded applicators are used to working under those rules.

What you see is the finished bead, but most of the work is hidden. Correct depth, the right primer and a sealant matched to the movement are easy to get wrong without experience.

About our coloured sealant in Kentish Town

Colour-matched joints are often among the last items before handover. We work around other trades and protect adjacent finishes. A 12-month guarantee covers our workmanship. Most enquiries involve weathered sealant that no longer matches and marked sealant in hotel bathrooms, across hotel bathrooms and public areas, powder-coated and anodised frames and office fit-out finishes. Sealant contractors, mastic applicators, sealant specialists: whatever the job title on the order, the work in Kentish Town is the same: failed joints cut out, faces prepared and the right sealant laid to the right depth.

Around Kentish Town, as across the capital, commercial buildings range from converted period premises to recent office and mixed-use blocks, which means one visit can cover joints against stone, brickwork, coated aluminium and shop-fit panels. Each surface gets its own preparation and, where it’s seen, a sealant colour that sits with it.

Work we carry out comes with a 12-month guarantee. If an installation problem shows up, phone 01277 525 020 or send details through our quote form and we’ll arrange a return visit.

Location
Kentish Town (NW5, NW1, NW3)
Wider area
Greater London
Cover
12 months on every job
Quote
A fixed quote before we start
Telephone
01277 525 020
Page updated
3 November 2026
Mastic Doctor team members lined up next to their branded vans outside an office building

What sets the cost

Sealant work doesn’t have a standard rate, since sites vary so much. What we take into account:

  • The product specified
  • Any access equipment needed
  • Phasing around occupants
  • Removal of failed or old sealant

The work involved drives the cost: stripping out, preparation, sealing, access and phasing. Call for a fixed quote.

What to include in your enquiry

Diagnosis starts before we arrive. Tell us:

  • What the building is and how it’s used
  • Asbestos survey details if the building is older
  • Any specification or named product
  • The site address and postcode

Need a figure for a tender or a budget? Send the scope and any drawings, and we’ll return a fixed quote you can plan around. If you have questions first, give us a call on 01277 525 020 or send details through our quote form.

How a job runs

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, then handed back before we move to the next. Most London premises stay occupied while we are on site, so we agree zones and timings with the building or facilities manager. Areas are handed back as each section is finished.

  1. We confirm the joint type and the product it needs.
  2. Your RAL reference, sample or photo is checked against that product’s colours.
  3. The nearest colour is agreed, with a sample bead where needed.
  4. The existing bead comes out, then faces are cleaned and backed.
  5. We mask, seal and tool to a clean line.
  6. Masking comes off and the work is checked with you.

Getting the site ready

  • Point out parking and an unloading spot
  • Clear stock, furniture or equipment away from the joints
  • Point out any areas we must not close

Getting a fixed quote

For a fixed quote, call 01277 525 020 or email a schedule or drawings, telling us the site location and the nature of the job. You can also send details through our quote form.

Ask for a quote

Related advice

Your questions answered

Can you work in a London building with booked loading and goods-lift slots?

Yes. Inductions, permits and timed loading are routine for us in London. Send the building rules and access times with your enquiry. All of Greater London is inside the ULEZ, and our planning allows for it

Can you work at a site such as Regis Road Business Park, by Kentish Town?

Yes, sites like Regis Road Business Park are within our area, along with the rest of Kentish Town. To start, just phone 01277 525 020 or send details through our quote form with the unit, the joints involved and your access times.

How long does a typical visit take?

The duration is planned around your programme and the access we are given. We will give you an estimate of time on site when we quote.

Can we approve the colour on site?

Yes. Where colour is critical, we can agree a short sample bead in a discreet spot. The colour can shift a little as it cures, so it’s worth checking in real light.

What site paperwork can you supply?

Requirements differ from site to site, so tell us what you need and we will confirm it when we quote.

Is any job too small?

Single areas, one-off repairs and whole buildings are all quoted the same way: send details, get a fixed quote, we seal, guaranteed.

Does a coloured sealant perform differently from a standard one?

Colour is a choice within a product’s range, not a separate type of sealant. Preparation, backing and tooling are what make it last.

After the work

Problems stay small when the joints are checked regularly. Specifically:

  • Keep the area clear while the sealant cures
  • Settle the colour with the designer at the start
  • Avoid abrasive pads on coloured sealant
  • Note which sealant colour was used where

Note the sealant type and colour on the building file. Future repairs can then use the same colour.

Include coloured joints in a planned maintenance cycle. A planned reseal avoids a run of patch repairs.

Do you need coloured sealant in Kentish Town?

Older sealant changes colour over time. Sunlight, dirt and pollution can darken, yellow or chalk the surface. Resealing is the chance to reset the colour.

What tends to prompt an enquiry:

  • Patch repairs in several different colours
  • Discoloured joints on a visible elevation
  • White or grey sealant that clashes with the finish
  • Coloured joints that have cracked with movement

For a shop at a centre such as O2 Centre, which lies west of Kentish Town, tidy joints at counters and displays matter as much as the fixtures.

Questions to ask before you book

  • Whether their applicators hold CSCS cards
  • Proof of insurance
  • What the guarantee covers, and for how long
  • How they’ll work around occupants

Our contractor checklist

What happens if it’s left?

A standard colour is quicker to source, though not always right. Where joints are on show, choosing a better colour is usually worth it in how the finished space looks. In a London building, a failed joint rarely affects only one party: water travels through shared structures, and a small leak becomes a dispute between occupiers. Dealing with it early is simpler for everyone.

Access often affects the price as much as the sealing: joints within easy reach take less time than ones that need access equipment. Tell us how the joints are reached and call for a quote.

Why clients in Kentish Town choose us

  • Coloured sealants to suit the setting, where available
  • Fully insured
  • Colours chosen to suit frames, cladding or finishes where possible
  • Constructionline member for supplier checks

Read our cost guide and our accreditations.

Frontages, fit-outs and joints in Kentish Town

In London, commercial buildings often have managed loading bays, goods lifts and permit-to-work systems. We fit into those systems and phase the work so the building keeps operating. The area within 2 miles of Kentish Town holds plenty of hotels. In hotels, sealant shows everywhere, from bathroom joints to reception counters, so colour and a clean finish matter, and the work can be phased so the rest of the hotel keeps trading.

Offices and shops close to stations such as Kentish Town West station, under half a mile north of Kentish Town, tend to be busy all day, so sealant work is planned around opening hours. If you have premises on more than one site, say at Regis Road Business Park and Hannover Industrial Estate, one contractor and one quote can cover both.

Kentish Town is about 2 miles east of Hampstead, in Greater London. Commercial clients in Kentish Town use us for work on colour-matched joints, as part of our coverage of Greater London. Our Greater London coverage takes in 764 places, large and small.

Commercial sites across NW5, NW1 and NW3 are covered for colour-matched joints. Buildings on Eton Road, Oval Road and Regal Lane are within our area for colour-matched joints. Just outside Kentish Town, we also work in Chalk Farm (1 mile west), Camden Town (1 mile south-east), Gospel Oak (1 mile north), Primrose Hill (1 mile south-west) and Agar Town (1 mile south-east). Further afield, our area takes in London (4 miles south-east), Kensington (4 miles south-west), Shoreditch (3 miles south-east), Walthamstow (6 miles north-east), Hoxton (3 miles east) and Whitechapel (4 miles south-east).

Near you in Kentish Town

Locally, jobs take us to sites close to Primrose Hill, Haverstock School and North Bridge House School and the streets around them. Nearby too are The Hawley Arms (under half a mile south) and Vaughan Williams Memorial Library (0.5 miles south). There’s a railway station in Kentish Town itself: Kentish Town West station. Nearby you’ll also find O2 Centre (1.6 miles west) and Montfichet's Tower (2.9 miles south-east). Green spaces nearby include The Long Water and Primrose Hill.

Map of Kentish Town © OpenStreetMap contributors
Accreditations

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