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

Sealant applicators in Kentish Town

Work needed on a sealant joint in Kentish Town? We assess it, carry out the work and guarantee our workmanship for 12 months.

  • External beads that have gone brittle and cracked
  • Mouldy silicone around WCs, urinals and vanity tops
  • Wall and floor joints that have lost their seal
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
Scope agreed and priced before anything starts.
3
We seal
CSCS-carded applicators, the right product for each joint.
4
Guaranteed
Signed off, with 12 months’ guarantee.
London, the South East & Scotland
CHAS accredited
Fully insured: £5m PL

Commercial sealant contractors for Kentish Town sites

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

Commercial sealant contractors in Kentish Town

Sometimes a split bead is a symptom rather than the cause. Water at a window perimeter might be coming from the frame, the cill or the wall behind. 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 frame sealant that has cracked, shrunk or pulled away and black mould through washroom sealant that won’t clean off, we can put it right. Sealant applicators who only do sealant are a different proposition from a general trade with a gun in the van: in Kentish Town, that means joint design, primers and backing rod as standard.

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

London’s commercial stock mixes period buildings turned into offices with modern glass and steel, so one job can involve stone, brick, powder-coated frames and laminate in a single visit. The right product goes on each, in a colour chosen to suit where the joint is seen.

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
Kentish Town (NW5, NW1, NW3)
Wider area
Greater London
Guarantee
12 months on our workmanship
Price
Fixed quote, scope in writing
Phone
01277 525 020
Updated
3 November 2026

Our process

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. Then we strip out anything that has failed, prepare every joint and seal it. Planning a London job such as one in Kentish Town starts with access: booked loading, goods lifts, the building’s permit system and a spot to keep materials. Send the building rules and access times with your enquiry.

  1. Send details through our quote form, or ask for 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. Old sealant is cut out completely, never sealed over.
  5. Each joint gets a suitable sealant, laid to depth and tooled.
  6. A final walk-round, then the 12-month guarantee applies.

Preparing the site

  • Clear stock, furniture or equipment away from the joints
  • Explain the parking and delivery arrangements
  • Have the specification and drawings to hand

Ask for a quote

A good quote starts with a clear picture: what’s there, how much of it, how we reach it and what’s specified. Send what you have, and we will arrange a site visit if anything is unclear.

Ask for a quote

Related advice

What happens if it’s left?

Leaving a failed joint rarely saves money. Once water gets behind the seal, finishes and ceilings underneath are next, which brings decorators and flooring contractors into the repair. Dealing with it while the damage stops at the bead is the cheaper route. In Kentish Town, each extra visit means more notices, permits and disruption, so a proper job first time, with the old sealant fully removed, is worth it.

Whether it’s a single area or a whole estate, the same things set the price: what’s in scope, how we reach it, what’s specified and when it needs doing. Call for a quote, and you will have a fixed figure to work with.

Why appoint us

  • Workmanship guaranteed for 12 months
  • Fully insured
  • Old sealant cut out, never sealed over
  • A range of standard colours, depending on the product

Read what affects the cost and our accreditations.

What sets the cost

These are the things that shape the price:

  • Travel to remote or island sites
  • Quantities, in metres or numbers
  • Joint width, depth and condition
  • The site’s rules and procedures

There’s no price list, since every building and every scope is different. Call for a quote and we will price your job on its own details.

What to include in your enquiry

For an accurate fixed quote, we need to understand the site. Useful things to include:

  • Rough lengths or quantities, or drawings if you have them
  • The type of building and who uses it
  • Any specification or named product
  • The asbestos register, for older buildings

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

Frontages, fit-outs and joints in Kentish Town

There are three care or nursing homes within about 2 miles of Kentish Town. In care settings, a neat joint at a kitchen worktop or a lounge window is part of keeping the place easy to clean; colours can be chosen to suit the interior. Kentish Town has at least three named business or industrial parks inside a 3-mile radius. Tenant changes on such sites bring fit-outs, and fit-outs bring new joints.

A hotel such as Camden Lock Hotel (less than half a mile west of Kentish Town) shows how much sealant a hospitality building has on show, from bathroom joints to the bar. Shops and cafés around stations like Kentish Town West station, under half a mile to the north of Kentish Town, trade from early, so work is timed around them. Offices at parks like Regis Road Business Park (to the north of Kentish Town) have receptions, kitchens and glazed partitions where a tidy joint matters.

Kentish Town is about 2 miles east of Hampstead, in Greater London. Anywhere in NW5, the process is the same: send details, get a fixed quote, we seal, and the work is guaranteed. Across Greater London, 764 places are covered, Kentish Town among them.

Postcode districts covered here: NW5, NW1 and NW3. We cover commercial and managed buildings on Eton Road, Oval Road and Regal Lane. Nearby places we also cover include 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) for sealant joints. Nearby towns on our patch include 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).

Local landmarks in Kentish Town

Around Kentish Town, our work takes us to commercial buildings near Primrose Hill, Haverstock School and North Bridge House School and the streets around them. Other local landmarks include The Hawley Arms (under half a mile south) and Vaughan Williams Memorial Library (0.5 miles south). Kentish Town has its own railway station: Kentish Town West station. A little further out are O2 Centre (1.6 miles west) and Montfichet's Tower (2.9 miles south-east). Open spaces near Kentish Town include The Long Water and Primrose Hill.

Map of Kentish Town © OpenStreetMap contributors

Owners, agents and contractors

If you look after buildings for someone else, clear figures and clear communication matter. We quote a fixed sum, confirm the scope and walk the finished work with you or your representative, plus a 12-month guarantee.

Agents, factors and owners’ representatives all follow the same route: send the details, accept a fixed quote, and we carry out and guarantee the work. We can agree access arrangements and keyholder contacts beforehand.

Should maintenance staff do it?

For a quick touch-up, site staff may be fine, but anything bigger is another matter: a specialist brings efficiency, a consistent finish and a 12-month guarantee.

There’s also the paperwork. Many sites expect CSCS cards, RAMS and proof of insurance, and we’ll confirm the paperwork you need with the quote.

Different surfaces, different methods

Shop fronts and retail fit-outs

Most shops can’t close for a reseal. Tell us your trading hours and access windows and we will plan around them, working in sections where that helps.

Movement joints in walls and floors

Movement joints in walls and floors let the structure expand and contract. When the seal fails, debris gets in and the joint stops working. The joints are resealed using a sealant matched to the movement and any traffic.

FAQs: Kentish Town

Do you work in London buildings with loading restrictions?

Yes, we plan every London job around the building’s own access rules. Say when the building is occupied and when it’s quiet, and we’ll plan accordingly. We allow for the ULEZ, which covers every borough

Do you cover business parks and estates near Kentish Town, such as Regis Road Business Park?

Yes, sites like Regis Road Business Park are within our area, along with the rest of Kentish Town. Photos and a short description are enough for a first look.

Can weather delay the job?

Outside, yes. The joint has to be dry and within the product’s temperature range, so frost, rain or cold mornings can delay outside work. Internal work is rarely affected.

Do you seal on top of existing 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 is commercial sealant work priced?

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

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.

Do you work in Kentish Town?

Yes. We cover Kentish Town, and the simplest way to start is to phone 01277 525 020 or send photos by email.

Accreditations

Trusted. Accredited. Insured.