Medway · England

Kemsley Street Commercial Sealant

We cover Kemsley Street for sealant work for offices, hotels, washrooms and commercial buildings. Old material cut out, joints cleaned and sealed neatly.

  • Shower leaks reaching the floor below
  • Large numbers of bathrooms needing the same work
  • Rental bathrooms that need resealing between tenants

Need commercial sealant in Kemsley Street?

How the job changes by surface

Student & care accommodation

In care settings, we agree the order and timings with staff, and staff are told when each bathroom can be used.

Rental portfolios

An empty property is easy to reseal, ready for the next tenant.

Commercial sealant in Kemsley Street

Wet areas get anti-fungal sanitary silicone, and kitchens get a food-safe product where it’s needed. Products include Arbo and Everbuild sealants, chosen to suit each joint. If you have repeated reseals that don’t last and tired sealant ahead of a health and safety audit, we can put it right.

For holiday lets, converted business premises or a community building near Kemsley Street, the washrooms, kitchens and any fire-rated joints need the same care as a big site.

There’s a 12-month guarantee on every job.

Eleven members of the Mr Mastic team standing in front of branded white vans
Place
Kemsley Street (ME7)
Wider area
Medway
Guarantee
A year, on every job
Quote
A clear price before we start
Phone
0345 464 0079
Page updated
26 October 2026

DIY versus a professional finish

The difference is mostly in the preparation and the product. We take joints back to clean, dry surfaces, and the sealant is matched to the joint and its conditions, then guaranteed for a year.

Some sealant jobs are within reach of a careful DIYer, like a short, easy-to-reach joint indoors. The common mistakes are sealing over old sealant, sealing a damp joint and using far too much.

Your questions about commercial sealant in Kemsley Street

Can you help a landlord with a rental near Rainham (Kent) station?

Yes, landlords and agents are among the people we work for, and several properties can go on one quote. Just phone 0345 464 0079 or email us with the address and what needs doing, and we’ll give you a clear price.

Will you come out to Kemsley Street?

Yes. Kemsley Street is within the area we cover, which takes in towns, villages and rural addresses. Our work covers London and the South East. Just mention lanes, gates or anything else about the route when you book.

What should I tell you?

A short description and the location, with pictures by email if possible. We’ll ask anything else we need to know.

Is out-of-hours working possible?

Early starts and out-of-hours work can be arranged. Tell us what you need when you ask for a quote.

Is it OK to seal over old sealant?

No, it won’t last. It can look neat for a few weeks, but the new layer lifts away from the old one. The old sealant has to come out completely.

Do you guarantee commercial jobs?

Yes. Every job, domestic or commercial, carries our one-year guarantee.

Should I try DIY first?

Sometimes. The key is preparation: remove all the old material and work on a clean, dry joint. We can always put it right if it fails.

How long do rooms need to be out of use?

Around 24 hours is typical for sanitary silicone. We tell your team the cure time for every area.

For landlords and businesses

Failed sealant is one of the commonest items on a check-out report, and it’s easy to sort out between tenants. Several properties can go on one quote.

We also work for businesses, from offices to washrooms and kitchens. For commercial premises, we can talk through working times when we quote.

The process

There is not much for you to do on the day. Point us to the joints and we will get on with it. The job generally takes a few hours per area, with larger sites planned over several visits from start to finish. For a village or hamlet like Kemsley Street, the journey is planned in advance: let us know about lanes, gates and parking. Everything for the job comes with us, so a second trip is avoided where possible.

  1. The first visit is a look round the site to agree the scope.
  2. Working hours are agreed, including early starts or out-of-hours work where it can be arranged.
  3. Each area is protected and stripped of old sealant.
  4. Joints are dried, then resealed and tooled neatly.
  5. We let your team know the cure time for every area.

How to prepare

  • Mention any sign-in or site rules at work premises
  • Tell us about access, such as stairs, a lift or high-level joints
  • Let us know if you’ve seen damp or leaks

Ask for a quote

Asking for a quote is easy: tell us what needs doing and where. Photos by email help us understand the job, and we’ll take it from there.

Get a quick quote

Advice

When it isn’t the sealant

Some problems need a builder, plumber or other trade rather than us:

  • Failed tanking or loose tiles behind the sealant
  • Fire risk assessments or certification
  • Extraction that isn’t working, which needs an electrician or ventilation contractor

If you’re not sure, just call 0345 464 0079 or drop us an email and we will give you a straight answer before you book.

Joints and surfaces we work on

  • Office washrooms & kitchens
  • Rental portfolios
  • Hotel bathrooms
  • Retail & leisure sites
  • Student & care accommodation
  • Welfare facilities

Looking after it afterwards

Aftercare is simple, and it makes a real difference:

  • Use mild cleaners on sealant, not bleach or abrasives
  • Check extract fans are actually running
  • Log resealing so you know what’s due
  • Add sealant to your planned maintenance checks

Keep the extraction running and maintained. In internal bathrooms, a weak or broken fan lets moisture linger, and that’s what keeps mould away.

It’s easier to plan a programme than to react to failures. We can fit the work around bookings, shifts and opening hours, instead of rooms closing without warning.

Common problems we fix in Kemsley Street

Quick fixes come back quickly. New silicone over old, joints that weren’t dried, or an unsuitable product all lead to the same thing: another reseal before long.

Signs it’s time to call us include:

  • Repeated reseals that do not last
  • Whole floors of tired en suites
  • Leaking joints in shower rooms and changing areas
  • Washroom sealant that looks dirty however often it’s cleaned

If you look after a church, hall or community building such as Church of St Peter, any kitchen and washrooms need the same sealant care as any other building.

What to look for in a quote

  • Whether VAT is included
  • Whether they seal over old material or remove it
  • When the joint can take water or movement
  • The length of the guarantee

Our hiring checklist

Commercial sealant in Kemsley Street: local notes

Hard water is the norm across most of the South East, which leaves limescale on sealant, grout and fittings.

Managing a site like Deanwood Primary School? Then washroom and kitchen sealant can be programmed around term times or opening hours. If you let a flat or house near Rainham (Kent) station, we can quote for one property or a whole portfolio of rentals.

Kemsley Street is about 3 miles south of Gillingham, in Medway. From the centre of Kemsley Street to the outskirts, we cover commercial sealant for every kind of property. Our Medway coverage runs to 68 places, and Kemsley Street is one of them. Chelmsford is on our list too, around 28 miles away.

We work across the ME7 postcode area for commercial sealant. Neighbouring places we cover for commercial sealant include Bredhurst (1 mile west), Scragged Oak (1 mile south), Dunn Street (1 mile south-west), Park Wood (1 mile north-east) and Lower Cox Street (1 mile south-east). Further out, we also cover Gillingham (3 miles north), Chatham (3 miles north-west), Rochester (6 miles north-west), Strood (6 miles north-west), Luton (3 miles north-west) and Twydall (3 miles north).

Local landmarks in Kemsley Street

Locally, jobs take us to homes and businesses close to Rainham School for Girls and Levan Strice and the streets around them. The closest station to Kemsley Street is Rainham (Kent) station, about 2.5 miles north-east. Other landmarks nearby include KIMS hospital (3.5 miles south-west) and Allington Castle (4.3 miles south-west). Not far away are Burham Down and Detling Hill.

Map of Kemsley Street © OpenStreetMap contributors
20+ yearsMastic and sealant specialists
ARBOMaster approvedApproved applicator for Arbo sealants
Fully insuredDomestic, commercial and hotels
One-year guaranteeOn every job