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

Sealant specialists in Segensworth

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

  • Messy, uneven beads from earlier work that let the building down
  • Leaks that seem to come through a sealant line
  • Window and door perimeter joints that have cracked open
1
Send details
Tell us about the site, with photos if you have them.
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
Our workmanship is guaranteed for 12 months.
London, the South East & Scotland
Constructionline member
£5m PL insurance

Commercial sealant contractors for businesses in Segensworth

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

Sealant applicators in Segensworth

Having a single contact for all your sites makes sealant far simpler to manage. We take on one-off reseals, runs of jobs across a portfolio and planned maintenance programmes, handled with the same process each time: details in, a fixed quote back, the sealing done, then our 12-month guarantee. To get a programme moving in Segensworth, call the office on 01277 525 020 or send details through our quote form with the site addresses. If you have wall and floor joints that have lost their seal and black mould through washroom sealant that won’t clean off, we can help, on kitchen worktops and splashbacks, external facade joints and window and door perimeters alike. Most enquiries from Segensworth start with one failed joint and grow into a wider look at the building: we look at the rest while we’re there and tell you what we find.

On a typical commercial building in Segensworth, the joints that fail first are the hardest-worked ones: south-facing perimeters, entrance thresholds and busy washrooms.

Business units in the countryside around places like Segensworth are often converted barns, stables or farmyards. Their mix of old walls with new frames, partitions and floors means many joints between unlike materials.

We sign every job off with a 12-month guarantee. The promise is simple: if our work fails within that year, we put it right.

The Mastic Doctor team beside their liveried vans in front of an office building
Where
Segensworth (PO15, SO31)
Region
Hampshire
Guarantee
A 12-month guarantee
Quotes
Quoted before any work starts
Telephone
01277 525 020
Updated
3 November 2026

Shops, offices and hotels in and around Segensworth

The sea is no more than about 3 miles from Segensworth. Exposed frontages near the sea are hard on sealant, so the product has to suit the weather as well as the look. Sea-facing elevations are normally where failed joints show first. Segensworth lies roughly 66 miles out from central London. This part of the South East is dense with business parks and out-of-town offices. Firms with branches across the South East can use one contractor for every site.

A business with units at Solent Business Park and Park Gate Business Centre needn’t use two contractors for its sealant. Offices and shops close to stations such as Swanwick station, 0.9 miles north-west of Segensworth, tend to be busy all day, so sealant work is planned around opening hours.

Segensworth is about 3 miles north-west of Fareham, in Hampshire. Our applicators travel to Segensworth for work on sealant joints. Segensworth is one of 723 places in Hampshire on our list for sealant joints. Sites around Southampton have their own page, roughly 7 miles from Segensworth.

Anyone looking for commercial sealant contractors in PO15 and SO31 gets the same process as the rest of our area: send details, get a quote, we seal, guaranteed. We cover commercial and managed buildings on Witherbed Lane, Brunel Way and Concorde Way and the roads nearby. We also cover Titchfield Park (1 mile south), Park Gate (1 mile west), Locks Heath (1 mile south-west), Whiteley (1 mile north) and Titchfield Common (1 mile south-west) for sealant joints. Further afield, our area takes in Winchester (13 miles north), Gosport (6 miles south-east), Havant (11 miles east), Eastleigh (8 miles north-west), Fareham (3 miles south-east) and Horndean (11 miles east).

Local landmarks in Segensworth

Locally, jobs take us to sites close to The Henry Cort Community College. The nearest railway station is Swanwick station, about 0.9 miles north-west of the centre. A little further out are Fareham Community Hospital (1.2 miles west) and St Andrew's Castle (3.2 miles west). Not far away are Swanwick Lakes.

Map of Segensworth © OpenStreetMap contributors

Quoting for work in Segensworth

Quotes vary with the job. It mainly depends on:

  • How much there is to seal
  • Specialist products, such as fire-rated or hygienic sealants
  • Any access equipment needed
  • Backing rod, priming and other preparation

The product called for affects the cost, and so does the preparation. Access, phasing and site rules also count.

Details that help us quote

Good information means a firmer quote. Helpful details to send:

  • Specification clauses that apply
  • Whether the building will be occupied during the work
  • The site address and postcode
  • Anything awkward about access or site hours

Every job follows the same four steps: send details, get a quote, we seal, guaranteed. To take the first step, speak to us on 01277 525 020 or email a schedule or drawings.

Diagnose, treat, sign off

Our CSCS-carded applicators arrive with the sealants, primers and backing rod the job calls for. Joint faces are cleaned back to sound, dry surfaces, the manufacturer’s primer is applied where it’s called for, and each bead is tooled to a neat concave finish. Rural sites near Segensworth may need directions, gate codes or a contact on site. Send that with the details and we’ll confirm the plan with the quote.

  1. You send photos, drawings or a list of the joints and areas involved, or we arrange a site visit.
  2. We work out why the joints have failed and fix a quote for the agreed scope.
  3. We plan around your site hours and access windows, phasing the work where areas have to stay in use.
  4. The failed bead is removed and the joint faces cleaned until they’re sound and dry.
  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.

Preparing the site

  • Send any specification or drawings in advance
  • Share the asbestos register for older buildings
  • Flag any permit to work we’ll need

Quotes

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. For a chat about it beforehand, give us a call on 01277 525 020 or email us.

Ask for a quote

Related advice

When it isn’t the sealant

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

  • A failed roof covering or waterproofing membrane
  • Leaks from pipework, wastes or valves (that’s plumbing)
  • Broken glass or blown double-glazed units

Not sure which it is? You can ring 01277 525 020 or use the quote form and we’ll tell you honestly before you book.

Surfaces we seal

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

Signs you need commercial sealant contractors in Segensworth

External sealant takes a steady beating from the weather. Sunny elevations dry the surface out and exposed ones take driving rain, so beads chalk, stiffen and lose their stretch. Once it stiffens, the joint opens up at the next big temperature swing.

Common reasons buildings call us in:

  • Untidy joints in a reception, shop floor or lobby
  • Layers of sealant, all of them failing
  • Damp patches where an external joint has failed
  • Wall and floor joints that have lost their seal

Offices at parks like Solent Business Park, 0.7 miles to the north of Segensworth, have receptions, kitchens and glazed partitions where a tidy joint matters.

Questions to ask before you book

  • Which product they’ll use, and why it suits the joint
  • Whether their applicators hold CSCS cards
  • The terms of the workmanship guarantee
  • Whether old or failed sealant will be cut out, not overlaid

Choosing a commercial sealant contractor

FAQs: Segensworth

Can you work at a site such as Solent Business Park, by Segensworth?

Yes, sites like Solent Business Park are within our area, along with the rest of Segensworth. Send details of the unit and the work through our quote form for a quick quote.

Will our hotel in Segensworth need to close for the work?

Rarely, if ever. We take a few rooms out at a time. Housekeeping and our team agree each day’s rooms.

Does weather matter for sealant work?

It can, for external work. Wet joints and cold, damp or frosty conditions stop the sealant bonding properly, so external work may be moved if conditions aren’t right. Indoors, the weather is rarely a problem.

Is Segensworth in your area?

Yes. We take on work across Segensworth.

Do you seal on top of existing sealant?

No, never. Sealing over old material is one of the classic causes of early joint failure, so everything comes out first.

Does commercial sealant work come with a guarantee?

Our workmanship on each job is backed by a 12-month guarantee. We’re fully insured for public liability as well.

Are your applicators CSCS-carded?

Yes. If you need card details for site access, let us know and we’ll send them with the quote.

Why it’s worth doing now in Segensworth

Spot repairs have their place. If the rest of the bead is the same age and product, though, it’s usually close behind, and a second visit means paying for access and set-up again. We can price both options so you can decide on the facts. Older rural buildings around Segensworth move with the seasons, and rigid or tired sealant can’t keep up. The right product, sized to the joint, copes much better.

The work involved drives the cost: removing old material, preparing the joints, the product, the access and how the work is phased. Call for a fixed quote.

Why appoint us

  • Matching to RAL references, product permitting
  • Colours confirmed for the specified product
  • Constructionline member for supplier checks
  • Over 20 years of commercial sealing

See how commercial sealant jobs are priced or our accreditations.

Should maintenance staff do it?

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.

A short, simple internal joint is often within reach of a maintenance team. Where it goes wrong is preparation: new sealant over old, damp or dusty faces, or the wrong product for the movement.

Accreditations

Trusted. Accredited. Insured.