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

Oldbury facade sealing

Sealant work in Oldbury for main contractors, managing agents and facilities managers: facade joint and window perimeter sealing on commercial buildings, quoted at a fixed price.

  • Facade joints cracked through the middle
  • Previous reseals run over old sealant
  • Hard, chalky sealant that no longer flexes
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
Scope agreed and priced before anything starts.
3
We seal
The right sealant, to the right depth, neatly finished.
4
Guaranteed
Our workmanship is guaranteed for 12 months.
South East, London & Scotland
Constructionline member
Fully insured: £5m PL

Facade sealing across Oldbury

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

Common problems we fix in Oldbury

When sealant lets go of a frame or panel, the cause is often the preparation. Contamination, moisture or skipping the primer the maker specifies leave a weak bond, and the joint opens with the first real movement.

Clients usually get in touch after noticing one or more of the following:

  • Sealant pulling away from frames or panels
  • Weathered joints at frame-to-structure perimeters
  • Discoloured or dirty facade joints
  • Patch repairs that keep failing

When units on a site such as Bourne Enterprise Centre, 1.5 miles to the north-east of Oldbury, are refurbished or reclad, the panel joints and window perimeters are part of the mastic package.

Questions to ask before you book

  • What the guarantee covers, and for how long
  • Whether their applicators hold CSCS cards
  • Is depth set with backing rod, or bond-breaker tape in shallow joints?
  • Health and safety accreditation such as CHAS

Choosing a commercial sealant contractor

About our facade sealing in Oldbury

Facade joints are the line of defence between the weather and the building fabric. Once a perimeter seal fails, water tracks in around frames and panels. We remove failed sealant and install a new bead chosen for the joint and how far it moves. The enquiries we see most involve damp patches beside frames after rain and air leaks through failed facade joints, across coping and flashing joints, window and door perimeters and perimeter joints where frames meet the structure. Most enquiries from Oldbury start with one failed joint and grow into a wider look at the building: we look at the rest while we are there and tell you what we find.

Conversions of older rural buildings near smaller places such as Oldbury bring stone, flint, brick and timber up against new glazing. A product that grips an irregular face, with a colour that suits the building’s character, is normally what’s needed.

What our 12-month guarantee covers is the way we did the job: the preparation, the sealing and the tooling. Damage, later alterations by others and movement beyond what the joint was designed for sit outside it.

Mastic Doctor team members lined up next to their branded vans outside an office building
Location
Oldbury (TN15)
Wider area
Kent
Guarantee
12 months on our workmanship
Quotes
Quoted before any work starts
Telephone
01277 525 020
Page updated
3 November 2026

After the work

Once the work is signed off, these steps help:

  • Check the asbestos register before old mastic is disturbed
  • Keep the sealant details on the building file
  • Inspect facade joints on a regular cycle
  • Insist on a full cut-out when joints are renewed

After heavy weather, check vulnerable elevations for signs of water inside. An early report usually means a small reseal rather than a bigger repair.

Deal with sections that fail early as soon as they show. Small repairs stop small leaks becoming large ones inside the building.

Owners, agents and contractors

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.

If you look after buildings for someone else, you need clear quotes and clear reporting. You get a fixed quote, an agreed scope and a walk round at the end, plus a 12-month guarantee.

Your questions answered

Is hospital work, at somewhere like Cygnet Hospital Godden Green, something you do?

Yes, provided the work is planned with the site’s estates team. We follow the site’s permits, sign-in and infection-control procedures in every area.

Does your area include sites such as Bourne Enterprise Centre, near Oldbury?

Yes. Our area takes in Oldbury and its surroundings, with estates and business parks such as Bourne Enterprise Centre included. Photos and a short description are enough for a first look.

Which sealant do you use on facades?

It depends on the joint, the substrate and any specification. Specifications often refer to BS EN 15651-1 for facade sealants or BS EN 15651-2 for glazing and we follow the specified product.

Can you find out why a window is leaking?

Yes. Photos are often enough to start, followed by a visit if needed. Failed perimeter sealant is a common cause, but not the only one.

Do you offer coloured sealant?

Often, yes. Sealants are made in a wide range of standard colours, and matching to RAL references or nearby finishes is commonly requested. We confirm what’s available for the specified product when we quote.

Do you seal facades in winter?

We can work through the year, but sealant needs a dry joint and temperatures within the product’s range. Frost and condensation on glass and steel are common on winter mornings.

Will your applicators have CSCS cards?

Yes. We use CSCS-carded applicators, as many construction sites ask for.

Diagnose, treat, sign off

A typical day starts with protection: masking tape along the joint edges and sheeting over anything nearby. On site, the work normally takes a day or two for a few elevations, and longer where access has to be moved around the building, and our waste is bagged and taken away as we go. If others near Oldbury need work, visits can be combined, which keeps travel down. You’ll have a fixed quote before work starts.

  1. We plan access and the order of elevations with the client.
  2. Weather and temperature are checked against the product’s limits.
  3. We remove the old bead and check the edges are sound.
  4. Faces are cleaned, primed where needed and backed.
  5. Facade-grade sealant goes in and is tooled to a tidy concave profile.
  6. We hand over with our 12-month workmanship guarantee.

Preparing the site

  • Clear stock, furniture or equipment away from the joints
  • Confirm the product named in the specification
  • Let building users know which areas are affected

Getting a fixed quote

Specifications, drawings and tender packages are welcome with any enquiry, and we’ll price the work to it. Smaller jobs need nothing more than photographs and a few notes.

Ask for a quote

Advice

Building and refurbishing in Oldbury

Central London is about 22 miles from Oldbury. Commuter-belt towns tend to see a steady flow of new flats, offices and commercial schemes, which keeps mastic packages in demand. Oldbury sits in one of the drier corners of the country, the South East. Even so, frost and condensation on steel and glass are common on winter mornings, so we time external mastic for dry faces and agree it with the site team.

With historic properties like Ightham Mote (to the south of Oldbury) in the area, refurbishment work often meets old masonry that needs compatible sealants. On a healthcare site such as Cygnet Hospital Godden Green, 2.2 miles south-west of Oldbury, new blocks and refurbishments go on while the hospital keeps running, so mastic work is sequenced carefully.

Oldbury is about 4 miles east of Sevenoaks, in Kent. We cover Oldbury, and jobs here get the same fixed quote and 12-month guarantee as anywhere else. Across Kent, 931 places are covered, Oldbury among them. Sites around London have their own page, roughly 22 miles from Oldbury.

If you need facade sealing in TN15, the process matches everywhere else we work: send details, get a quote, we seal, guaranteed. We cover commercial and managed buildings on Oldbury Lane, Spring Lane and Sevenoaks Road. Close to Oldbury, our area also takes in Ightham (1 mile south), Styants Bottom (1 mile west), Ivy Hatch (1 mile south), Sheet Hill (1 mile south-east) and Stone Street (1 mile south-west). Bigger towns within reach include Maidstone (11 miles east), Dartford (11 miles north), Sevenoaks (4 miles west), Royal Tunbridge Wells (10 miles south), Gravesend (11 miles north-east) and Tonbridge (6 miles south).

Landmarks near Oldbury

Locally, jobs take us to sites close to The Old House, Ivy Hatch Nature Reserve and Wrotham School. For rail, the closest station is Borough Green & Wrotham station, roughly 1.4 miles north-east. A little further out are Beechin Wood Archery Museum (2.4 miles east) and Ightham Court (0.8 miles north-east).

Map of Oldbury © OpenStreetMap contributors

What the job involves on each surface

Precast concrete panels

Precast arrises sometimes crumble or carry old residue. We clean back to sound material and flag edges that need repair.

Brick and stone facades

Stone can absorb plasticisers from the wrong sealant. The specified stone-compatible sealant is what we use, with masked edges for a clean line.

Doing it in-house

Paperwork matters too. Many sites expect CSCS cards, RAMS and proof of insurance, and we’ll confirm the paperwork you need with the quote.

The visible bead is only part of the job. Correct depth, the right primer and a sealant matched to the movement are easy to get wrong without experience.

Accreditations

Trusted. Accredited. Insured.