Kent · England

Broadstairs Floor Joint Sealing

Sealing skirting-to-floor joints, tiled floor movement joints and concrete floor joints for homeowners, landlords and businesses in Broadstairs. ARBOMaster approved applicators, fully insured, with a 12-month guarantee.

  • Skirting that has pulled away from the floor
  • Open joints around bathroom floor edges
  • Gaps at thresholds between rooms

Floor joint sealing for Broadstairs homes and businesses

What happens if it’s left?

Caulk is quick and cheap, but it cracks where the joint moves or gets wet, so the gap reappears. A flexible sealant stretches instead, so the joint stays closed. Around Broadstairs, failed sealant lets water into hidden places, such as under the floor, behind a panel or into a wall. Left alone, that means rot, damp and a bigger repair.

No two jobs are quite the same, so each one gets its own quote. The number of joints, how easy they are to reach and the sealant needed all play a part.

Why book with us

  • 180+ five-star Google reviews
  • Neat joints and a tidy finish
  • Full insurance on every job
  • Approved under the ARBOMaster scheme

Read our cost guide or our reviews.

How we handle floor joint sealing in Broadstairs

Every floor moves a little, so its edges need a joint that can flex. Skirting-to-floor gaps, tiled floor joints and concrete joints are all sealed with a sealant suited to the movement and traffic. If you’re dealing with worn sealant at door thresholds and caulk that has cracked where the floor moves, we can put it right, on commercial floors, wet room & bathroom floors and tiled floors alike.

Towns like Broadstairs have older streets and newer estates side by side, with new homes still going up on the edge of many towns. Whether a house is brand new or a few years old, sealant and floor joints are often the first snags to show.

We stand behind the work with a 12-month guarantee.

The Mr Mastic team in navy uniforms in front of three Mr Mastic vans
Location
Broadstairs (CT10, CT9, CT12)
Region
Kent
Cover
12 months on all our work
Quotes
A clear price before we start
Phone
0345 464 0079
Updated
26 October 2026

Different surfaces, different methods

Tiled floors

Tiled floors need movement joints at edges and across large areas. We replace grout with flexible sealant along the right lines.

Wet room and bathroom floors

Wet room floors rely on sound joints at the walls. It’s resealed with a sanitary silicone.

How the visit works

There’s no need to move everything out before we come, just the space around the work. Everything nearby is protected, and the work takes a morning or an afternoon for most homes in most cases. A visit in Broadstairs needs access to the work and a place to park close by. If the job is outside, mention gates, side access and anything above ground floor.

  1. First, the floor type, the gap and the traffic are checked.
  2. We remove what’s in the joint now.
  3. The joint is vacuumed clean and backing fitted where needed.
  4. The chosen sealant goes in, coloured to suit the floor.
  5. We tool it neatly and tell you when it can be walked on and cleaned.

How to prepare

  • Keep pets and children clear of the area while we work
  • Let us know about stairs, lifts or work at height
  • Where the joints are inside, avoid wetting them before we arrive

Getting a quote

Call for a quick quote, or email us if that is easier. Describe what needs sealing and we will talk you through the work.

Ask for a quote

Advice

Common questions in Broadstairs

Do you cover Broadstairs for floor joint sealing?

Yes. Our work covers London and the South East, and Broadstairs is part of that. You can call 0345 464 0079 or email us and tell us what needs doing.

I let a flat near Broadstairs station. Can you help?

Yes. We work for letting agents and landlords as well as homeowners. You can phone 0345 464 0079 or email us with the details for a clear quote.

How long will you be here?

It depends on the size of the job, but as a guide it takes a morning or an afternoon for most homes. We will tell you when we quote.

Will the old sealant be removed?

Always. Sealing over old sealant is the main reason resealing fails early, so we never do it.

What causes gaps between the floor and skirting?

Generally it’s movement: heating drying the timber, or a filler that is too rigid. A flexible bead keeps up with the movement.

Do you seal kitchen plinths to the floor?

Yes. Where a floor meets a bath panel, kitchen plinth or skirting in a wet area, we use a flexible silicone to keep mop water out.

Can you use decorators’ caulk instead?

Not where the floor moves or gets wet. It splits once the floor shifts and the gap reopens. A flexible sealant is the better choice.

Do I have to be there?

It depends on the job. Inside work needs someone to give us access.

Looking after it afterwards

Joint life depends on how it’s used and looked after. Here’s what we suggest:

  • Sweep along the edges of the floor
  • Don’t slide heavy items over sealed joints
  • Have a cracking tiled floor checked before tiles break
  • Walk round the room once a year and look at the edges

Have a look at the joints once the heating season is over. Small gaps at the ends can be touched up before they spread.

A tiled floor that cracks along a line will keep cracking until it can move. A flexible joint added early helps protect the tiles themselves.

Quotes for floor joint sealing in Broadstairs

We quote each job individually. These are the things that affect it:

  • Any working-time requirements on site
  • The size of the job
  • Whether old sealant or filler has to be cut out
  • Any mould that needs treating

We don’t show prices on the website, because the cost depends so much on the job itself. Call for a quick quote.

What we need to know

Photos by email are helpful but not essential. Try to tell us:

  • How many joints, rooms or windows are involved
  • Any access issues, like height or stairs
  • Where the job is, and your postcode
  • The type of property

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

Common problems we fix in Broadstairs

A floor laid tight to the walls has no room to move. As it expands, the edges lift or crack.

Keep an eye out for these signs:

  • Skirting that has pulled away from the floor
  • Gaps at thresholds between rooms
  • Failed joint filler in concrete floors
  • Cracked grout where a tiled floor needs a movement joint

For buildings such as Parish Church of St Peter the Apostle, floor and skirting joints in halls and kitchens wear like any others.

What to look for in a quote

  • Whether the sealant suits the joint
  • Who turns up on the day
  • How the surfaces are prepared before sealing
  • Whether all the old sealant comes out first

10 questions to ask before booking

Floor joint sealing in Broadstairs: local notes

Across Kent, floors range from older suspended timber floors to concrete slabs in newer homes and commercial units, and they don’t all move the same way. The joint at the skirting or threshold has to allow for that.

Schools such as St Joseph's Catholic Primary School are buildings too, and floor joints in corridors, halls and entrances take heavy wear and need resealing before the edges break up. Rented homes near Broadstairs station change hands often, and a tidy floor and skirting joint helps a rental look ready for the next tenant.

Broadstairs is about 16 miles east of Canterbury, in Kent. Every kind of property in Broadstairs is covered for floor joint sealing, old or new, large or small. The work is guaranteed for a year. Broadstairs is one of 922 towns and villages in Kent where we work. There’s also a page for Chelmsford, roughly 48 miles from Broadstairs.

Postcode districts we cover here for floor joint sealing: CT10, CT9 and CT12. If you need floor joint sealing at a property on High Street, Union Square and Church Road or a nearby road, we can help. With the A254 and A255 close by, Broadstairs is easy for our applicators to reach. We also cover the places around Broadstairs: Upton (1 mile south-west), St Peter's (1 mile north-west), Northwood (1 mile south-west), Kingsgate (2 miles north) and Northdown (2 miles north). We also work in nearby towns such as Deal (10 miles south), Herne Bay (13 miles west), Walmer (11 miles south), Whitfield (15 miles south-west), Sandwich (7 miles south-west) and Aylesham (14 miles south-west).

Around Broadstairs

Around Broadstairs, our work takes us to homes and buildings near The Charles Dickens School, The Charles Dickens School and The Little Albion Inn. Broadstairs has its own railway station: Broadstairs station. A little further out are Queen Elizabeth the Queen Mother Hospital (2 miles north-west) and Westwood Cross (1.5 miles west). Open spaces near Broadstairs include Sandwich and Pegwell Bay.

Map of Broadstairs © OpenStreetMap contributors

Honest limits

It helps to know what we can’t do:

  • Damaged concrete that needs breaking out and repairing
  • Structural movement or subsidence
  • Loose, hollow or cracked tiles, which need a tiler

Not sure which it is? You can ring 0345 464 0079 or send us an email and we will tell you honestly before you book.

Surfaces we seal

  • Concrete floor joints
  • Skirting boards
  • Tiled floors
  • Thresholds
  • Wet room & bathroom floors
  • Commercial floors
20+ yearsMastic and sealant specialists
ARBOMaster approvedApproved applicator for Arbo sealants
Fully insuredDomestic, commercial and hotels
One-year guaranteeOn every job