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

Sealant specialists in Burlington Estate

Sealant work for offices, shops, hotels and other commercial buildings throughout Burlington Estate and nearby, by CSCS-carded applicators. Fully insured and CHAS accredited.

  • Hardened, chalky sealant on south-facing or exposed elevations
  • Damp patches where an external joint has failed
  • Frame mastic that has hardened and come away from the wall
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
A fixed quote for the work, with the scope in writing.
3
We seal
CSCS-carded applicators, the right product for each joint.
4
Guaranteed
Backed by a 12-month workmanship guarantee.
South East, London & Scotland
Constructionline member
£5m public liability

Commercial sealant contractors across Burlington Estate

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

Commercial mastic work in Burlington Estate

How long a joint lasts is decided before any sealant leaves the gun. Silicone has no grip on cured silicone, so the failed bead is cut out completely and the faces are cleaned until they’re sound and dry, with no dust or grease left. Where the sealant maker specifies a primer for that substrate, it goes on before the new bead and the joint depth is controlled with backing rod. Most enquiries involve weathered facade sealant that no longer flexes and black mould through washroom sealant that won’t clean off, across window and door perimeters, external facade joints and floor and threshold joints. For commercial sealant work in Burlington Estate, you deal with one contact from quote to sign-off, for single jobs and planned programmes alike.

On a typical commercial building in Burlington Estate, the joints that fail first are the hardest-worked ones: frame perimeters in the sun, floor joints at doorways and anything that gets wet every day.

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.

Guaranteed is the last step of every job. You get a 12-month guarantee on our workmanship, and the quote explains what it covers.

The Mastic Doctor team standing beside their branded vans outside an office building
Place
Burlington Estate (W1K, W1F, W1D)
Region
Greater London
Guarantee
12 months on every job
Quote
Fixed quote, scope in writing
Telephone
01277 525 020
Page updated
3 November 2026

Should maintenance staff do it?

Putting right a botched joint often costs more than sealing it well at the start, because the whole bead must be removed and the faces cleaned back again. For that reason, many FMs and contractors use a sealant specialist from the outset.

A short, simple internal joint is often within reach of a maintenance team. Where it goes wrong is preparation: sealing over old material, sealing onto damp or dusty surfaces, or a product that can’t take the movement.

Why deal with it now?

Before budgeting for new frames, cubicles or worktops, check whether it’s just the sealant. Often the fitting is sound and the joint is the only thing letting it down. A careful reseal is a far smaller undertaking than replacement. Failed sealant in a building in Burlington Estate can quickly affect neighbours, tenants or the floor below: water travels through shared structures, and a small leak becomes a dispute between occupiers. Dealing with it early is simpler for everyone.

Cost follows what’s involved: stripping out, preparation, sealing, access and phasing. Call for a fixed quote.

Why clients in Burlington Estate choose us

  • CHAS accredited
  • Specification-led, product-correct work
  • Old sealant cut out, never sealed over
  • 12-month guarantee on workmanship

Read how commercial sealant jobs are priced and our accreditations.

Surface by surface

Washrooms and toilets

Mould that has grown into washroom sealant can’t usually be cleaned out. The lasting answer is removal, preparation and a new sanitary bead, planned so the building keeps enough facilities in use.

Commercial kitchens and tea points

Kitchen joints along worktops, sinks, splashbacks and wall cladding collect grease and moisture. Proper degreasing comes before any new sealant, with a food-safe or hygienic product wherever food contact can happen.

How a job runs

A typical day starts with protection: masking tape along the joint edges and sheeting over anything nearby. On site, the work typically takes as long as the agreed scope needs, from a single visit to a programme spread over several weeks, and our waste is bagged and taken away as we go. The ULEZ covers the whole of Greater London, and parking near a job is rarely simple. If there’s a loading bay, a car park or a permit we can use, tell us when you send details.

  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. Where parts of the building must stay open, the work is phased.
  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. A final walk-round, then the 12-month guarantee applies.

Before we start on site

  • Make sure the joints can be reached
  • Explain the parking and delivery arrangements
  • Send your site hours and access windows

Request a quote

To get a fixed quote, call the office on 01277 525 020 or use the quote form. Our quote form is another easy route.

Get a price

Read more

Looking after the joints

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

  • Log reseals in the O&M or maintenance records
  • Ask cleaners to use a soft cloth and mild cleaner on sealant
  • Check sealant as part of routine building inspections
  • Ask fit-out and M&E contractors to report any sealant they disturb

New joints need their full cure time before they take water, cleaning or traffic. Cure time varies with the product, conditions and depth of the joint, so we confirm it for each area at handover. Leaving the area closed until then keeps the bead neat.

An open joint in a food area or toilet collects dirt and moisture that cleaning can’t reach. Environmental health officers look at how cleanable surfaces are, which makes sound joints worth keeping on top of.

FAQs: Burlington Estate

Does your area include sites such as Brompton Cross District Shopping Centre., near Burlington Estate?

Yes. Our area takes in Burlington Estate and its surroundings, with estates and business parks such as Brompton Cross District Shopping Centre. Included. A few photos and the unit address let us price the work.

Do you work in London buildings with loading restrictions?

Yes, most London buildings have access rules of some kind, and we plan around them. Send the building rules and access times with your enquiry. We allow for the ULEZ, which covers every borough

How soon can the area be used again?

The product and site conditions decide that. Some products skin over quickly but need longer to cure fully, and we confirm it before leaving site.

Which sealant will you use?

If the job is specified, we follow the specification. If not, we choose for the movement, the surfaces and the conditions, in line with the manufacturer’s guidance.

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.

Do you work directly for building managers?

Yes. Use our quote form to send the site details, or phone or email us.

Do you take on multi-site sealant work?

Yes. Send a list of addresses and what’s needed at each, and we will put together a fixed quote and a sensible order of work.

Quoting for work in Burlington Estate

Sealant work doesn’t have a standard rate, because every site is different. What we look at:

  • How accessible the joints are
  • The total length or number of joints
  • Joint width, depth and condition
  • Specialist products, such as fire-rated or hygienic sealants

Every site prices differently: the joint sizes, the specified product, access and working hours each have a bearing. Send the details and a fixed figure follows.

What we need to price the job

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

  • Drawings or a marked-up plan, if available
  • Any specification or named product
  • Clear photos of the problem areas
  • Your programme or deadline

Photos, drawings or a schedule of the joints and a fixed quote comes back to you. Where a site visit makes more sense, we’ll arrange one.

What Burlington Estate’s businesses ask us to seal

Contractor rules in London buildings can be strict, with inductions, permits and timed loading all normal. We work within them, one zone at a time. Burlington Estate has at least three named business or industrial parks inside a 3-mile radius. Sites like these see regular refits, with shopfronts, offices and staff areas to seal.

Occupiers with premises at both Brompton Cross District Shopping Centre. And Grand Vitesse Industrial Estate could have the sealant at each handled under one quote. If you look after units at a retail site such as Brompton Cross District Shopping Centre., which lies south-west of Burlington Estate, shopfront perimeters and shop-fit joints are where a matched colour shows. Shops and cafés around stations like Bond Street station (to the north-west of Burlington Estate) trade from early, so work is timed around them.

Burlington Estate is about 1 mile south-east of City of Westminster, in Greater London. Any commercial site in Burlington Estate is covered, for single jobs and planned programmes alike. Our Greater London coverage takes in 764 places, large and small.

Work on sealant joints is covered throughout W1K, W1F and W1D, whatever the building. Among the streets we cover are Duck Lane, Bruton Lane and Market Mews, and sites on any of them can send details for a fixed quote. Being close to the A4 and A401, Burlington Estate is straightforward for us to reach. Sites close to Burlington Estate are covered too, including Mayfair (1 mile west), St James's (1 mile east), Chinatown (1 mile east), Soho (1 mile north-east) and City of Westminster (1 mile north-west). Further afield, our area takes in Kensington (3 miles west), Shoreditch (3 miles east), Walthamstow (7 miles north-east), Hoxton (3 miles north-east), Whitechapel (3 miles east) and Hampstead (3 miles north-west).

Near you in Burlington Estate

We work on buildings around St Anne's Churchyard, London Library and Harris Westminster Sixth Form. Nearby too are Coach and Horses pub (under half a mile west) and Soho Parish CofE Primary School (under half a mile east). There’s a railway station in Burlington Estate itself: Bond Street station. A little further out are Kingly Court (under half a mile north-east) and St James Workhouse (under half a mile north-east). Green spaces nearby include Barnsbury Wood and St. James's Park Lake.

Map of Burlington Estate © OpenStreetMap contributors
Accreditations

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