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

Hoath construction mastic

Mastic packages for new-build and refurbishment projects across Hoath, by CSCS-carded applicators. Fully insured and CHAS accredited.

  • Sanitary sealant damaged by following trades
  • Different trades sealing to different standards
  • Missed perimeter joints on a new elevation
1
Send details
Drawings, photos, a joint schedule or a site 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
12-month guarantee on our workmanship.
South East, London & Scotland
Constructionline member
Fully insured: £5m PL

Construction mastic for businesses in Hoath

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

Construction mastic for commercial buildings in Hoath

Getting a subcontractor through site induction should be simple. We’re a Constructionline member and CHAS accredited, and every applicator holds a CSCS card. Tell us what site paperwork you need (RAMS, insurance certificate, CSCS details) and we’ll confirm with the quote. If you have frame perimeters left unsealed or poorly sealed and oversized or tapered gaps around new frames, we can help, on window and door perimeters, sanitary and kitchen joints and cladding and panel joints alike. Facilities teams, main contractors and managing agents in Hoath tend to want the same three things: a fixed quote, no surprises on site and a 12-month guarantee behind the result.

Construction in and around smaller places such as Hoath is often barn conversions, small groups of houses or extensions to halls and schools. Perimeters, facade joints and internal sealant all need doing properly, however small the scheme.

Every job ends the same way: guaranteed. Our workmanship is backed for 12 months, and we explain exactly what that covers when we quote.

Location
Hoath (CT3)
Region
Kent
Cover
12 months on our workmanship
Price
Fixed quote, scope in writing
Call
01277 525 020
Updated
3 November 2026
Mastic Doctor team members lined up next to their branded vans outside an office building

When to bring in a specialist

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.

Using site staff can make sense for a small touch-up, but larger jobs are different: a specialist works through quantities efficiently, leaves a consistent finish and backs it with a 12-month guarantee.

Questions about Hoath

Does your area include sites such as Chislet Business Park, near Hoath?

Yes. Estates, retail parks and business parks around Hoath, Chislet Business Park among them, are all within reach. Send details of the unit and the work through our quote form for a quick quote.

Can you work on a hospital site such as Queen Victoria Memorial Hospital?

Yes. Healthcare sites are among the places we work. Work is phased so departments keep running, under the site’s own rules.

How do you deal with asbestos in old sealant?

Asbestos is possible in some older mastics, particularly in buildings from before 2000. Before we disturb old sealant in an older building, we ask to see the asbestos register or survey, and work stops until any suspect material has been tested. We don’t remove asbestos-containing materials.

How much does the work cost?

Each job is quoted on its own details. For yours, call the office on 01277 525 020 or email the details over with a description of the work.

What happens if the weather stops external sealing?

Weather matters for external sealing: each sealant has a temperature range, and the joint must be dry. We plan external elevations with that in mind.

How do I request a quote?

It works in four steps: send details, get a quote, we seal, guaranteed. The first step only needs photos and a postcode.

Will you just go over the old sealant?

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

Keeping the joints sound

Sealant joints are maintenance items, and how long they last depends on how they’re treated. Our advice:

  • Allow flexibility for external sealing in damp or cold weather
  • Share drawings and the specification as soon as possible
  • Ask cleaners to use soft cloths around fresh sealant
  • Brief following trades on areas that have been sealed

If a joint is damaged after sealing, flag it early. We can return to clear snags before handover, priced as part of the package or separately.

One unsealed frame can let water into finished internal areas. On a new building that means remedial work after decorating. Checking perimeters before internal finishes go on avoids it.

How a job runs

When we get to site, we report to your site contact and complete whatever induction the building runs. Floors, finishes and fittings next to the joints are covered before any cutting starts, with the work itself normally taking whatever the programme allows, since the work follows the trades as areas are released. Jobs in and around smaller places like Hoath 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. Drawings, specification and programme come to us.
  2. Quantities are measured and a fixed price returned.
  3. We agree with the site team which areas come first.
  4. Each area is sealed when it’s released.
  5. Every joint is cleaned, set to depth and sealed with the specified product.
  6. After snagging, the work is handed over under our 12-month guarantee.

Preparing the site

  • Explain the parking and delivery arrangements
  • Send any specification or drawings in advance
  • Share your working hours and any access restrictions

Get a fixed quote

Tell us about the building, the joints and when you need the work done, and we’ll put a fixed quote together. To get it moving, phone 01277 525 020 or email us.

Get a quick quote

Read more

Common problems we fix in Hoath

Swapping the specified sealant for a cheaper general-purpose product is a common cause of failure. A sealant that isn’t right for the substrate or the movement will fail ahead of time. We stick to the specified product, or put any alternative to you first.

These are often picked up first by site or facilities staff:

  • Caulk cracking where joints are moving more than expected
  • Failed sealant in an existing building being refurbished
  • Mastic snags holding up handover
  • Oversized or tapered gaps around new frames

Extensions at sites like Queen Victoria Memorial Hospital (to the north of Hoath) normally sit beside working departments, and the mastic follows strict access rules.

What your quote should include

  • Will CSCS-carded applicators be on site?
  • How the existing material will be dealt with
  • How joint depth will be controlled
  • The named product and why it was chosen

How to choose a sealant contractor

What we can’t put right

A proper diagnosis includes knowing what sealant can’t do. We’ll tell you if the real problem is one of these:

  • Approving fire stopping as compliant
  • Frames fitted out of tolerance
  • Designing joint widths or choosing the specification (that sits with the designer)

Not sure which it is? You can speak to us on 01277 525 020 or email a schedule or drawings and we’ll tell you honestly.

Where we work in Hoath

  • Window and door perimeters
  • Sanitary and kitchen joints
  • Brick and block movement joints
  • Internal decorators’ caulk
  • Floor and skirting junctions
  • Cladding and panel joints

Leave it or put it right?

On a refurbishment, there’s a choice between resealing existing frames and replacing them. If the frame is in good order, cutting out and resealing the perimeter can be all it needs. We’ll say so if a frame itself is the problem. One visit to deal with every failing joint makes more sense than several trips to a place like Hoath. Send photos of each area and we will quote for the lot.

The work involved drives the cost: stripping out, preparation, sealing, access and phasing. Call for a fixed quote and we’ll explain how it’s made up.

Why clients in Hoath choose us

  • Fixed quotes based on photos, drawings or a visit
  • Workmanship guaranteed for 12 months
  • Colour agreed before work starts
  • Failed material removed, not covered up

Take a look at our cost guide or our accreditations and insurance.

Construction mastic around Hoath: how the place shapes the job

With the shore within about 3 miles, Hoath counts as a coastal location. Schemes this close to the sea see their facade joints tested by wind and rain from the day they’re sealed, so joint design, primers and product choice deserve extra care. Hoath sits in one of the drier corners of the country, the South East. Still, external mastic needs dry faces within the maker’s temperature limits, which isn’t every day, which is why external dates are agreed with the site manager.

For contractors at a school such as Hoath Primary School, sealing has to be finished before term starts. Units on estates such as Chislet Business Park (0.8 miles south of Hoath) tend to be reclad and refitted as tenants change, and each job leaves cladding and perimeter joints to seal.

Hoath is about 3 miles south-east of Herne Bay, in Kent. Across the CT3 postcode area, it works the same way: send details, get a fixed quote, we seal, and the work is guaranteed. Across Kent, 931 places are covered, including Hoath. London is covered too, around 55 miles from Hoath.

Anyone looking for construction mastic in CT3 gets the same process as the rest of our area: details, then a fixed price, then sealing and a 12-month guarantee. For a building on Church Road, Marley Lane and Barn Close or nearby, send details and we’ll quote for mastic packages. We also cover Maypole (1 mile north), Knave's Ash (1 mile west), Old Tree (1 mile north-east), Millbank (1 mile north) and Hollow Street (1 mile east) for mastic packages. Bigger towns within reach include Canterbury (5 miles south-west), Margate (10 miles east), Dover (15 miles south-east), Ramsgate (11 miles east), Broadstairs (12 miles east) and Whitstable (6 miles west).

Around Hoath

We work on buildings around Spires Academy and Curtis Wood, among other places. The closest station to Hoath is Herne Bay station, about 2.9 miles north-west. Nearby you will also find St Martins Hospital (4.6 miles south-west). Not far away are West Blean and Thornden Woods.

Map of Hoath © OpenStreetMap contributors
Accreditations

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