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

Hemsted commercial sealant contractors

Need commercial sealant contractors in Hemsted? Send us the details for a fixed quote, backed by a 12-month guarantee on the work.

  • Wall and floor joints that have lost their seal
  • Layers of sealant, all of them failing
  • Window and door perimeter joints that have cracked open
1
Send details
Photos, drawings or a schedule, or we visit.
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
Signed off, with 12 months’ guarantee.
South East, London & Scotland
CHAS & Constructionline
£5m PL insurance

Commercial sealant contractors near Hemsted

Share the site address and what’s failing, and we’ll reply with a fixed quote or arrange a visit.

Maintenance after handover

A few simple habits keep the new joints working:

  • Keep a record of which joints were resealed and when
  • Don’t let cleaning or traffic back on before the cure time is up
  • Check the asbestos register before anyone disturbs old sealant in an older building
  • Ask fit-out and M&E contractors to report any sealant they disturb

Our workmanship on each job is backed by a 12-month guarantee. Keep the handover details with your O&M or maintenance records so it’s easy to find if a joint we sealed gives trouble inside the 12 months.

Movement joints that fill with debris stop working. The joint can no longer close, so its edges crack or spall. At that point it’s a repair job rather than a reseal.

Commercial mastic work in Hemsted

Having a single contact for all your sites makes sealant far simpler to manage. Single jobs, multi-site packages and planned programmes all come to us: send details, get a fixed quote, we seal, and a 12-month guarantee once it’s signed off. For sites in Hemsted, the quickest start is to call the office on 01277 525 020 or email us with a list of addresses. We work on window and door perimeters, washrooms and tea points and kitchen worktops and splashbacks, and the failures we are asked to look at most are gaps behind commercial kitchen worktops and sinks and layers of sealant, all of them failing. Whoever orders the work in Hemsted, the brief is normally the same: a clear scope, tidy work and joints that don’t fail again.

In Hemsted, as anywhere, the first joints to go are normally the ones that work hardest: south-facing perimeters, entrance thresholds and busy washrooms.

In and around smaller places such as Hemsted, the commercial buildings we are asked about are often pubs, shops, village halls and barns converted to offices. Each has kitchens, washrooms and frames whose joints need renewing in time.

Our 12-month guarantee is about workmanship, not wear and tear. Sealant wears with time, and movement, weather, cleaning and use decide how fast, so we spell out the cover before we begin.

The Mastic Doctor team standing beside their branded vans outside an office building
Where
Hemsted (CT18)
Region
Kent
Guarantee
12 months on our workmanship
Quote
Quoted before any work starts
Phone
01277 525 020
Updated
3 November 2026

Building owners, agents and FMs in Hemsted

Hospitality, education, healthcare, office and retail clients book us directly too. The work is planned around how the building runs, so guests, pupils, patients or staff are disturbed as little as possible.

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

On site: what to expect

Where the site stays busy, the work is phased so only one area is out of use at a time. Each area is protected, prepared and sealed, then reopened once the sealant allows before the next one starts. If others near Hemsted need work, visits can be combined, which keeps travel down. A fixed quote is given before anything starts.

  1. Send details through our quote form, or ask for a site visit.
  2. We diagnose the cause of failure and price a fixed scope.
  3. Where parts of the building must stay open, the work is phased.
  4. Old sealant is cut out completely, never sealed over.
  5. Each joint gets a suitable sealant, laid to depth and tooled.
  6. We check the work with you, and the 12-month guarantee starts.

Getting the site ready

  • Move anything stored against the joints
  • Point out parking and an unloading spot
  • Let us know about inductions and permits

Getting a fixed quote

Photos, drawings or a schedule of the joints are often enough for a fixed quote. Where a site visit makes more sense, we will arrange one.

Get a price

Related advice

FAQs: Hemsted

Is Hemsted too far out for you?

No. Places such as Hemsted are covered as much as the big 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.

What site paperwork comes with a job in Hemsted?

We’ll confirm the paperwork you need, such as RAMS, our insurance certificate and CSCS details, with the quote. We are CHAS accredited and a Constructionline member, with £5m public liability insurance and CSCS-carded applicators.

Do you work directly for building managers?

Yes. You can send details through our quote form.

Could the old sealant in an older building contain asbestos?

Some older mastics did contain asbestos. That’s why we ask for the asbestos information first, and stop if a material is suspect until it’s tested.

Can you follow the specification on our project?

Yes. Include it with the drawings when you ask for a quote, and the quote will be based on it, flagging anything that needs clarifying.

Are you insured?

Yes. We’re fully insured, and the certificate can go with your quote.

Do you seal on top of existing sealant?

No, never. Overlaying old sealant is a frequent cause of early failure, so everything comes out first.

How the quote is worked out

What shapes the price:

  • Induction, permit and paperwork requirements
  • The size and state of each joint
  • Specialist products, such as fire-rated or hygienic sealants
  • Distance, for remote addresses

The price depends on how many linear metres there are, what has to come out first and the access. Call for a quote once you have the details.

Sending details for a quote

For an accurate fixed quote, we need to understand the site. Useful things to include:

  • When you need the work done
  • Rough lengths or quantities, or drawings if you have them
  • The postcode of the building
  • Whether the building will be occupied during the work

Tell us about the building, the joints and when you need the work done, and we will put a fixed quote together. To get it moving, speak to us on 01277 525 020 or email drawings and photos.

Commercial sealant contractors around Hemsted: points for this area

Hemsted lies roughly 56 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. Multi-site occupiers here often want one sealant contractor across all their buildings. Hemsted is in the South East, one of the UK’s drier regions. Drier doesn’t mean dry every day, so frontage work still has some give in the dates.

Whatever the building in Hemsted, 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 Westenhanger station, 2.9 miles to the south of Hemsted, tend to be busy all day, so sealant work is planned around opening hours.

Hemsted is about 5 miles north of Hythe, in Kent. We cover commercial sites throughout Hemsted, for single jobs and planned programmes alike. We work across 931 places in Kent. London is covered too, around 56 miles from Hemsted.

If you need commercial sealant contractors in CT18, the process matches everywhere else we work: send details, get a quote, we seal, guaranteed. Just outside Hemsted, we also work in Woodland (1 mile south-east), Skeete (1 mile south), Stowting (1 mile west), Rhodes Minnis (1 mile north-east) and Stowting Common (1 mile north-west). A short drive away, we cover Ashford (8 miles west), Canterbury (10 miles north), Dover (11 miles east), Folkestone (6 miles south-east), Whitstable (15 miles north) and Faversham (14 miles north-west).

What’s near Hemsted

For rail, the closest station is Westenhanger station, about 2.9 miles south. Other landmarks nearby include Saltwood Castle (4 miles south) and Elham Valley Countryside Centre And Railway Museum (3.7 miles south-east). Not far away are Hatch Park and Tolsford Hill.

Map of Hemsted © OpenStreetMap contributors

Should maintenance staff do it?

Some joints are best left to specialists: fire-rated seals that must follow a tested detail, trafficked floor joints and external movement joints among them. Getting these wrong typically costs more in the end than doing them right.

Redoing a failed joint usually costs more than getting it right at the outset, since all of it has to come out and the faces be cleaned back again. That’s why many clients bring in a specialist from the beginning.

How the job changes by surface

Shop fronts and retail fit-outs

Most shops can’t close for a reseal. Tell us your trading hours and access windows and we’ll plan around them, phasing areas so the shop floor stays usable.

Commercial kitchens and tea points

In kitchens, sealant lines at worktops, sinks and wall panels take heat, grease and daily cleaning. They’re degreased thoroughly before resealing, with a food-safe or hygienic product wherever food contact can happen.

Accreditations

Trusted. Accredited. Insured.