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

Commercial Sealant Contractors in Kentsboro

Commercial sealant contractors for Kentsboro, from a contractor working since 2005. Fully insured and CHAS accredited.

  • Expansion joints with the sealant torn out
  • Messy, uneven beads from earlier work that let the building down
  • Water staining near frames, panels or ceilings
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
A fixed price, with what’s included set out clearly.
3
We seal
The right sealant, to the right depth, neatly finished.
4
Guaranteed
Backed by a 12-month workmanship guarantee.
South East, London & Scotland
Constructionline member
£5m PL insurance

Commercial sealant contractors near Kentsboro

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

Your questions answered

Is Kentsboro off your patch?

Not at all: smaller places are covered as well as towns. We work across Greater London and the South East. Send photos and a list of what needs doing, and we’ll plan the job to need as few trips as possible.

What paperwork can you provide for a job in Kentsboro?

RAMS, insurance certificate, CSCS details: list what the site needs and we will confirm it with the quote. Our applicators are CSCS-carded, and we carry £5m public liability insurance.

Is the old sealant taken out first?

Full removal is part of every quote. A bead laid on old silicone peels away.

Are you CHAS accredited?

Yes. CHAS accredited, Constructionline member, and our applicators hold CSCS cards.

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 soon can the area be used again?

That comes down to the sealant and the temperature. Some products skin over quickly but need longer to cure fully, so we’ll confirm the curing time on the day.

How many days will you need on site?

That varies with the scale of the job, though a typical visit normally takes a few hours to several days on most single sites, depending on joint lengths and access. For bigger or phased jobs, we’ll set out a timescale with the quote.

Sealant specialists in Kentsboro

Pricing a commercial reseal is a short process. Our quote form takes photographs, drawings or a schedule of the areas; you can also speak to us on 01277 525 020 or use the quote form with the details. Where the photographs don’t tell the full story, we arrange a site visit, and a fixed quote for the agreed scope follows. Most enquiries involve messy, uneven beads from earlier work that let the building down and water staining near frames, panels or ceilings, across washrooms and tea points, floor and threshold joints and kitchen worktops and splashbacks. Sealant applicators who only do sealant are a different proposition from a general trade with a gun in the van: on jobs in Kentsboro, preparation and product choice get the time they need.

Quotes for commercial sealant in Kentsboro can come from photographs and a joint schedule, or from a walk-round, and the scope is set out in writing.

Business units in the countryside around places like Kentsboro are often converted barns, stables or farmyards. Old masonry beside new aluminium, timber and plasterboard gives plenty of joints between materials that move differently.

We stand behind the joints we seal with a 12-month guarantee. That covers our preparation and application, and we come back if anything isn’t right.

The Mastic Doctor team beside their liveried vans in front of an office building
Place
Kentsboro (SO20)
Wider area
Hampshire
Cover
12 months on every job
Price
Quoted before any work starts
Phone
01277 525 020
Page updated
3 November 2026

Building owners, agents and FMs in Kentsboro

CHAS accredited and a Constructionline member, we make supplier vetting simple. Our insurance certificate can be sent along with the quote.

FMs need a contractor who is easy to get on site. Let us know the documents you need (RAMS, insurance certificate, CSCS details) and we’ll confirm them with the quote.

Diagnose, treat, sign off

At the end of each section, we remove the tape, clean down and inspect every joint with your site contact. Where the sealant needs time to cure before use, we tell you and sign the area. Smaller jobs around Kentsboro can be grouped with others nearby. A fixed quote is given before anything starts.

  1. First, details come to us: photographs, drawings or a schedule of the areas.
  2. We work out why the joints have failed and fix a quote for the agreed scope.
  3. Site hours, access windows and the order of areas are agreed before we start.
  4. Failed sealant is cut out and each joint cleaned back to sound, dry faces.
  5. The depth is set, primer is used where the maker calls for it, and the fresh bead is applied and tooled.
  6. Finished joints are checked with you and handed over with our 12-month guarantee.

Getting the site ready

  • Tell staff and tenants when we’ll be in
  • Tell us which areas need to stay in use
  • Have the specification and drawings to hand

Quotes

Send us photos, drawings or a joint schedule are often enough for a fixed quote. If the job needs a look first, we’ll arrange a site visit.

Ask for a quote

Advice

Cost factors for sealant joints

Each job is priced on its own details. The things that drive the figure:

  • How much existing material needs removing
  • How accessible the joints are
  • Joint width, depth and condition
  • Location, for remote and island sites

A quote for sealant joints depends on quantities, condition and access, and any specification that applies. Call for a quote.

What to include in your enquiry

Whether it’s one area or a whole building, the same details help:

  • Any specification or named product
  • Where the site is, with the postcode
  • Drawings or a marked-up plan, if available
  • Photos of the joints, close up and from further back

Let us know the site, the scope and your timescale, and we’ll put a fixed quote together. To get it moving, phone 01277 525 020 or email us.

Doing it in-house

Certain joints really need a specialist: fire-rated seals that must follow a tested detail, trafficked floor joints and external movement joints among them. A poor seal in places like these tends to cost more to put right later.

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.

What we can’t put right

Some faults sit outside our scope, and we point that out rather than sealing over them:

  • Leaking roofs, gutters or flat-roof membranes (those need a roofer)
  • Structural cracks or movement the joints weren’t designed for
  • Water from a services leak rather than a joint

If you are not sure, just call the office on 01277 525 020 or use the quote form and we’ll give you a straight answer.

Joints and surfaces we work on

  • Window and door perimeters
  • External facade joints
  • Floor and threshold joints
  • Movement joints in walls and floors
  • Washrooms and tea points
  • Kitchen worktops and splashbacks

Why act early in Kentsboro

Putting off a reseal usually moves the cost rather than avoiding it. Once water gets behind the seal, finishes and ceilings underneath are next. Resealing while only the sealant has failed keeps the job small. Around Kentsboro, it’s better to renew all the failing joints at once. Send photos of each area and we’ll quote for the lot.

Quantities, awkward access and phased working all shape the price. So do site requirements such as inductions and permits, along with the time of year for external work.

Why us?

  • RAL and finish matching where the product range allows
  • CHAS accredited
  • Workmanship guaranteed for 12 months
  • Colour options checked against the specified product

Take a look at our cost guide or how we’re accredited.

Commercial sealant contractors in Kentsboro: the local picture

Rainfall across the South East, Kentsboro included, is lower than in many parts of the UK. Drier doesn’t mean dry every day, so frontage work still has some give in the dates. Kentsboro lies roughly 68 miles out from central London. The South East around the capital has large numbers of business parks, offices and retail centres, especially around the motorway corridors. Occupiers with several premises in the region tend to prefer one contractor and one point of contact.

Whatever the building in Kentsboro, commercial sealant work starts with cutting out the failed bead and cleaning the joint back to sound material. Offices and shops close to stations such as Grateley station, 2.6 miles to the west of Kentsboro, tend to be busy all day, so sealant work is planned around opening hours.

Kentsboro is about 5 miles south-west of Andover, in Hampshire. Kentsboro sits inside our coverage and the rest of Hampshire, and jobs here get the same fixed quote and 12-month guarantee as anywhere else. 723 places across Hampshire fall within our area, Kentsboro among them. Our Southampton page has more on work in that area.

We take on sealant joints across the SO20 postcode area, for business premises of every kind. If your site is on Mead Park Square, Upper Mead and Lower Mead or close by, send details and we’ll quote for sealant joints. Sites close to Kentsboro are covered too, including Over Wallop (2 miles south-west), Middle Wallop (2 miles south-west), Nether Wallop (2 miles south), Fox (2 miles north) and Red Rice (2 miles north-east). Bigger towns within reach include Winchester (13 miles south-east), Andover (5 miles north-east), Chandler's Ford (14 miles south-east), Romsey (12 miles south), Hyde (12 miles south-east) and Tidworth (7 miles north-west).

What’s near Kentsboro

Kentsboro’s nearest station is Grateley station, roughly 2.6 miles west. Other landmarks nearby include Andover War Memorial Hospital (5 miles north-east). The countryside around Kentsboro includes Quarley Hill and Mill Lake.

Map of Kentsboro © OpenStreetMap contributors
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