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

Sealant specialists in West Tisted

Our CSCS-carded applicators take on sealant work for offices, shops, hotels and other commercial buildings in West Tisted and the surrounding area. Send photographs or drawings for a fixed quote.

  • Frame mastic that has hardened and come away from the wall
  • Smeared sealant across finishes from a rushed job
  • Hardened, chalky sealant on south-facing or exposed elevations
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
A fixed quote for the work, with the scope in writing.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Our workmanship is guaranteed for 12 months.
London, the South East & Scotland
CHAS & Constructionline
£5m public liability

Commercial sealant contractors for businesses in West Tisted

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

How we handle commercial sealant contractors in West Tisted

Mastic Doctor has been sealing joints for businesses and contractors since 2005, and the documents buyers ask for are ready: we are CHAS accredited and a Constructionline member, our applicators hold CSCS cards, and we carry five million pounds of public liability insurance. If your site needs RAMS, an insurance certificate or CSCS details, say so and we will confirm with the quote. Most enquiries involve layers of sealant, all of them failing and greasy, split joints in a kitchen or tea point, across floor and threshold joints, external facade joints and kitchen worktops and splashbacks. For commercial sealant work in West Tisted, you deal with one contact from quote to sign-off, for single jobs and planned programmes alike.

A lot of what we do in West Tisted is replacing sealant that has done its years: hardened, cracked or shrunk away from the faces, and letting water or dirt in.

Rural business units near smaller places such as West Tisted are frequently converted agricultural buildings. Old masonry beside new aluminium, timber and plasterboard gives plenty of joints between materials that move differently, and a sealant colour that suits the building’s character is often part of the brief.

The 12-month guarantee is for workmanship rather than wear and tear. Sealant wears with time, and movement, weather, cleaning and use decide how fast, so we’re clear about what is covered before work starts.

Where
West Tisted (SO24)
Wider area
Hampshire
Cover
12 months on our workmanship
Price
Quoted before any work starts
Telephone
01277 525 020
Page updated
3 November 2026
The Mastic Doctor team beside their liveried vans in front of an office building

Our process

The first thing on site is a walk round with your contact, agreeing which joints are in scope, where to start and what must stay open. After that, any old or failed material is removed, each joint is prepared and the new sealant goes in. Jobs in and around smaller places like West Tisted are typically planned as a single visit, so we ask for photos and rough sizes first. That way the right products come on the day.

  1. We begin with whatever information you have, whether that’s photographs, a drawing or a list of locations, or we arrange a site visit.
  2. Next comes a diagnosis and a fixed quote.
  3. Site hours, access windows and the order of areas are agreed before we start.
  4. We strip the failed bead and prepare both faces of the joint.
  5. The depth is set, primer is used where the maker calls for it, and the fresh bead is applied and tooled.
  6. Each area is inspected, signed off and backed by our 12-month guarantee.

What we need from you

  • Tell staff and tenants when we’ll be in
  • Agree which areas must stay open
  • Arrange parking or a loading space

Get a fixed quote

Send details, get a quote, we seal, guaranteed: that’s how every job runs. The first step is to call the office on 01277 525 020 or send photos by email with what you know.

Ask for a quote

Related advice

After the work

Regular inspection catches problems early. In particular:

  • Have extract fans checked so wet areas dry out
  • On pre-2000 buildings, share the asbestos information before work starts
  • Keep barriers up until the new sealant has cured
  • Check sealant as part of routine building inspections

In washrooms and kitchens, extraction makes a real difference to sealant life. Fans that are broken or switched off leave joints damp for longer, and mould follows damp. It’s worth having fans checked while the sealant is fresh.

Tenants and staff spot black or split sealant quickly. Planned replacement saves fielding the same complaint again and again.

Frontages, fit-outs and joints in West Tisted

Central London is about 52 miles from West Tisted. This part of the South East is dense with business parks and out-of-town offices. If you have premises across the region, one contractor can cover them all. The South East is one of the drier parts of the UK. That helps, but frost and condensation on glass and coated frames still stop outside sealing on some winter mornings.

For any commercial premises in West Tisted, a lasting joint depends on full removal of the old sealant and clean, dry faces. Colour matters on frontages and fit-outs, so the quote confirms which colours the chosen product comes in.

West Tisted is about 7 miles north-west of Petersfield, in Hampshire. We send applicators to West Tisted for sealant joints, handled exactly as we handle every other area. We work across 723 places in Hampshire, large and small. We also cover Southampton, some 17 miles away.

We take on sealant joints across the SO24 postcode area, for business premises of every kind. If your building is just outside West Tisted, we cover Filmore Hill (1 mile south-east), Monkwood (1 mile north-east), Bailey Green (1 mile south-east), Privett (2 miles south-east) and Ropley (2 miles north). Nearby towns on our patch include Basingstoke (14 miles north), Winchester (11 miles west), Havant (14 miles south), Eastleigh (13 miles south-west), Fareham (15 miles south) and Horndean (11 miles south).

Local landmarks in West Tisted

For a walk, there’s Henwood Down and Shutts Copse.

Map of West Tisted © OpenStreetMap contributors

Surface by surface

Window and door perimeters

Inside, cracked sealant around frames and window boards is common. We use a paintable product where decorating follows and a silicone where it doesn’t, matched to the frame colour where colour matters.

Facade and cladding joints

On a facade, a failed joint is often only visible close up. Close-up photos or a site visit tell us what’s needed, with colours confirmed for the product chosen.

Why deal with it now?

Sealant is often treated as an afterthought by the trade that fitted the element. A specialist applicator takes care of product choice, joint depth and preparation, and they’re where most failures begin. It shows over the following seasons rather than at handover. Around West Tisted, it’s better to renew all the failing joints at once, rather than one at a time. Send photographs of each area and we’ll quote for the lot.

No two sites price the same: the joint sizes, the specified product, access and working hours each have a bearing. Send the details and a fixed figure follows.

Why appoint us

  • Work carried out by CSCS-carded applicators
  • Old sealant cut out, never sealed over
  • Products installed to the manufacturer’s instructions
  • CHAS accredited

Read what affects the cost and our accreditations and insurance.

When it isn’t the sealant

Sealant solves a lot, but not everything, and we’re upfront when that’s the case. It won’t fix:

  • Roof leaks that only look like a joint problem
  • Leaks from pipework, wastes or valves (that’s plumbing)
  • Misted, cracked or failed glazing units (a glazier’s job)

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

What we seal

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

Building owners, agents and FMs in West Tisted

As a CHAS accredited contractor and Constructionline member, we are straightforward to vet for your supplier list. We’re fully insured, and our insurance certificate can go with the quote.

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.

Questions about West Tisted

Can you supply sealant in our brand colour for a site in West Tisted?

Yes, we can typically get close to most finishes from the product’s colour range. Available colours for the product are confirmed with the quote.

Is West Tisted too far out for you?

Not at all: smaller places are covered as well as towns. We cover Greater London and the counties of the South East. We plan jobs in smaller places so return trips are kept to a minimum.

Can you take on work for an FM or managing agent?

Yes. You can send details through our quote form, and we will confirm any paperwork you need with the quote.

Does the weather affect the work?

It can, when the joints are outside. Wet joints and cold, damp or frosty conditions stop the sealant bonding properly, so we watch the forecast and rearrange outside work if we have to. Internal work is far less affected.

Are you CHAS accredited?

Yes. Mastic Doctor is CHAS accredited and a Constructionline member.

How long do sealant joints last?

Nobody can honestly give a figure in years, because life depends on how much the joint moves, how exposed it is and how it’s cleaned and used. Regular inspection is the best way to catch problems early.

How do we get a quote?

The main factors are metres of joint, removal, access, the product and how many phases there are. For a fixed quote, send details through our quote form.

Accreditations

Trusted. Accredited. Insured.