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

Commercial Sealant Contractors in Lower Stoke

Our CSCS-carded applicators take on sealant work for offices, shops, hotels and other commercial buildings in Lower Stoke. Send photos or drawings for a fixed quote.

  • Movement joints packed with grit and debris
  • Untidy joints in a reception, shop floor or lobby
  • Leaks that seem to come through a sealant line
1
Send details
Drawings, photos, a joint schedule or a site visit.
2
Get a quote
One fixed quote covering the agreed scope.
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 Lower Stoke

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

Aftercare for building managers

Problems stay small when the joints are checked regularly. Specifically:

  • Look at the sealant around anything that has been moved or replaced
  • Keep barriers up until the new sealant has cured
  • Keep abrasive pads and scrapers off resealed joints
  • Act on the first lifting edges rather than waiting

Our workmanship on each job is backed by a 12-month guarantee. Keep the handover details with your O&M or maintenance records, and tell us if a joint we sealed gives trouble within that time.

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.

Sealant specialists in Lower Stoke

Most of the buildings we seal stay open while we are there. Tell us your site hours and access windows and we’ll plan around them. That applies whether the building is an office, a shop, a hotel, a college or a care home. If you are dealing with wall and floor joints that have lost their seal and gaps behind commercial kitchen worktops and sinks, we can put it right. A single leaking joint is often how a building in Lower Stoke first comes to us: we check the joints around it and give you an honest view of what needs doing now and what can wait.

A lot of what we do in Lower Stoke 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 Lower Stoke are frequently converted agricultural buildings. Old masonry beside new aluminium, timber and plasterboard gives plenty of joints between materials that move differently.

Guaranteed is the last step of every job. Our workmanship is backed for 12 months, and we explain exactly what that covers when we quote.

The Mastic Doctor team standing beside their branded vans outside an office building
Place
Lower Stoke (ME3)
Wider area
Medway
Cover
A 12-month guarantee
Quote
A fixed quote before we start
Call
01277 525 020
Page updated
3 November 2026

Site staff or a sealant specialist?

Certain joints really need a specialist: fire-rated seals that must follow a tested detail, trafficked floor joints and external movement joints among them. Getting these wrong normally costs more in the end than doing them right.

General builders and handymen seal joints, but it isn’t their main trade. A specialist brings correct preparation, depth control with backing rod and a product suited to that particular joint.

What we can’t put right

Our job is the joint, not everything around it. On its own, sealant can’t deal with:

  • Faulty windows rather than failed perimeter sealant
  • A dripping trap, valve or pipe behind a fitting
  • Suspect materials that need testing and specialist removal

If you are not sure, just give us a call on 01277 525 020 or email drawings and photos and we’ll give you a straight answer.

Where we work in Lower Stoke

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

Shops, offices and hotels in and around Lower Stoke

Lower Stoke sits close to the coast, within about 1 mile. Shopfronts, frames and external joints on commercial buildings there take wind-driven rain and, closer to the shore, salt in the air. We choose a product rated for the exposure, then confirm the colours available for it. At about 32 miles from central London, Lower Stoke is within reach of the capital. The commuter belt holds a great many offices, retail parks and business parks. Occupiers with several premises in the region tend to prefer one contractor and one point of contact.

Whatever the building in Lower Stoke, commercial sealant work starts with cutting out the failed bead and cleaning the joint back to sound material.

Lower Stoke is about 5 miles south-east of Canvey Island, in Medway. Across the ME3 postcode area, the process is the same: details in, fixed quote out, then sealing and a 12-month guarantee. Across Medway, 54 places are covered, including Lower Stoke. For work in that direction, see our London page, about 32 miles away.

Postcode districts covered here: ME3 for sealant joints. Streets here include High Street, Brook Lane and Shepherds Way. Nearby places we also cover include Middle Stoke (1 mile south), Stoke (1 mile south-west), Allhallows (1 mile north), Allhallows-on-Sea (1 mile north-east) and North Street (2 miles south-west). Further afield, our area takes in Gillingham (6 miles south-west), Chatham (8 miles south-west), Rochester (7 miles south-west), Rainham (7 miles south), Strood (8 miles south-west) and Luton (7 miles south-west).

Around Lower Stoke

In Lower Stoke, that means premises near The Ship pub, among other places. Not far away are Bishop Saltings.

Map of Lower Stoke © OpenStreetMap contributors

On site: what to expect

A typical day starts with protection: tape along each joint edge and covers over finishes, stock and equipment close by. The work itself normally takes anything from part of a day on a short run of joints to several weeks on a large phased package, and we clear our waste as we work. For a building around Lower Stoke, tell us how to find it and who will meet us. Send that with the details and we’ll confirm the plan with the quote.

  1. You send photographs, drawings or a list of the joints and areas involved, and a site visit is booked where it helps.
  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. We strip the failed bead and prepare both faces of the joint.
  5. We fit backing to the right depth, prime where specified and lay the new bead.
  6. Each area is inspected, signed off and backed by our 12-month guarantee.

Before we start on site

  • For older buildings, check the asbestos register before work
  • Tell staff and tenants when we’ll be in
  • Send your site hours and access windows

Get a fixed quote

Photos, drawings or a schedule of the joints and a fixed quote comes back to you. Where a site visit makes more sense, we will arrange one.

Get a quick quote

Read more

Your questions answered

Can you match sealant colours for premises in Lower Stoke?

Yes, sealants come in a wide range of standard colours, and matching to RAL references, cladding, stone or frames is a common request. Available colours for the product are confirmed with the quote.

Is Lower Stoke off your patch?

Not at all. Lower Stoke is within our area. London and every South East county are within our area. Send photos and a list of what needs doing, and we will plan the job to need as few trips as possible.

Do you check for asbestos before removing sealant?

It’s possible in older buildings, especially those built before 2000. We ask to see the asbestos register or survey before disturbing old sealant, and if something is suspected, work stops until it’s tested.

What do you need from us to quote?

Send photos, drawings or a list of locations through our quote form. Where we need to see it, we’ll arrange a site visit, then send a fixed quote.

Is failed sealant stripped out, or sealed over?

Removal comes first, every time. After that come cleaning, primer where needed, backing and the new sealant.

What guarantee do you give on resealing?

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

Do you work to architects’ specifications?

Yes. We follow the specification, along with the manufacturer’s installation guidance, and any queries are raised before we start.

Cost factors for sealant joints

A fixed quote reflects the actual work. It allows for:

  • Joint width, depth and condition
  • The total length or number of joints
  • Induction, permit and paperwork requirements
  • Location, for remote and island sites

Whether it’s a single area or a whole estate, the same things set the price: what’s in scope, how we reach it, what’s specified and when it needs doing. Call for a quote, and you will have a fixed figure to work with.

What to include in your enquiry

It doesn’t need to be a full survey. A few details are enough to get going:

  • Your programme or deadline
  • What the building is and how it’s used
  • Photos of the joints, close up and from further back
  • The postcode of the building

A good quote starts with a clear picture: the joints involved, quantities, access and the product called for. Send what you have, and we’ll arrange a site visit if anything is unclear.

Common problems we fix in Lower Stoke

External sealant takes a steady beating from the weather. UV hardens the surface while wind and rain work at the edges; in time the surface chalks, hardens and cracks. Once it stiffens, the joint opens up at the next big temperature swing.

It’s worth sending us details if you spot any of the following:

  • Gaps behind commercial kitchen worktops and sinks
  • Smeared sealant across finishes from a rushed job
  • Wall and floor joints that have lost their seal
  • Frame mastic that has hardened and come away from the wall

Colour matters on frontages and fit-outs, so the quote confirms which colours the chosen product comes in.

Before you book anyone

  • How they’ll work around occupants
  • Their public liability cover
  • Is depth set with backing rod, or bond-breaker tape in shallow joints?
  • Will failed sealant be removed rather than covered?

Questions to ask before you appoint anyone

Accreditations

Trusted. Accredited. Insured.