Windsor and Maidenhead · England

Floor & skirting joints in Sunninghill, Windsor and Maidenhead

Floor joint sealing in Sunninghill from a team with over 20 years’ experience. Rated 4.9 on Google from 180+ five-star reviews.

  • Rigid edge joints in tiled floors
  • Tiled floors with no room to move
  • Open joints that fill with dirt

Book floor joint sealing in Sunninghill

Floor joint sealing in Sunninghill

Floor joint sealing is mostly about choosing the right product and preparing the joint. We remove what’s there first, the joint is cleaned and backed where needed, then the new sealant goes in. We work on commercial floors, wet room & bathroom floors and skirting boards, and the jobs we see most are concrete floor joints that have broken down and gaps opening between the floor and skirting.

Homes around Sunninghill range from older cottages to newer houses, and their floors range just as widely, each moving in its own way. Skirting and threshold joints need a sealant that suits the floor.

There’s a 12-month guarantee on every job, whatever its size.

The Mr Mastic team in navy uniforms in front of three Mr Mastic vans
Location
Sunninghill (SL5)
Region
Windsor and Maidenhead
Guarantee
One year on every job
Quotes
Quoted before any work starts
Call
0345 464 0079
Last updated
26 October 2026

How it works

When we get to you, we compare the joints with what we discussed. If we find something unexpected, we talk it through with you first. Most jobs then take a few hours, depending on the length of joint. For a job in Sunninghill, we agree the time, the access and parking before the day. If the work is outside, the weather plays a part, as sealant needs a dry surface.

  1. We start by checking the floor, the joint and what traffic it takes.
  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. The joint is tooled neatly and the cure time explained.

Preparing for the visit

  • Tell us about any previous sealing or DIY attempts
  • Clear items away from the joints we’re working on
  • On commercial sites, let us know about site rules

Getting a quote

We don’t publish a price list. Instead, we give you a clear quote for your job. To arrange one, call 0345 464 0079 or send us an email.

Ask for a quote

Read more

Quotes for floor joint sealing in Sunninghill

For a quick quote, just ask. What matters most is:

  • The number and length of the joints
  • How much old sealant there is and how hard it is to remove
  • When we can work, for business premises
  • Mould in or behind the old joints

Some things make a job bigger or smaller: the old material and how easily it comes out, any mould to treat, and whether we need extra access for height. Your quote takes all of that into account.

Asking for a quote

Photos by email are helpful but not essential. Please mention:

  • If someone has resealed it before
  • Photos by email, if that’s easy
  • The problem you’ve noticed
  • The rough size of the job

For floor joint sealing in Sunninghill, phone 0345 464 0079 or send us an email. Tell us what the problem is and where, and we’ll agree the price before any work begins.

Should I try it myself first?

Overfilling a joint is a classic DIY mistake. A thick, smeared bead looks untidy and doesn’t move well, and getting the depth right matters as much as the look.

If you do try it yourself, take your time over the preparation: take out all the old sealant, make sure the joint is clean and dry, and give it the full cure time. If it fails, we can still redo it.

Floor joint sealing around Sunninghill

Floors around Windsor and Maidenhead run from suspended timber in older homes to concrete in newer houses and units, and each moves in its own way. The joint at the skirting or threshold has to allow for that.

If you look after a church, hall or community building such as Church of St Michael and All Angels, joints in its floors, skirtings and thresholds need resealing as they wear. Managing a site like St Michael's CofE Primary School? Then floor and threshold joints in busy corridors wear quickly and are best resealed early.

Sunninghill is about 4 miles east of Bracknell, in Windsor and Maidenhead. We carry out floor joint sealing for homes and businesses in Sunninghill and the surrounding area, as part of our work across Windsor and Maidenhead. We cover 57 towns and villages across Windsor and Maidenhead, from the larger towns to small villages. You can also see our page for Reading, roughly 14 miles from Sunninghill.

We work across the SL5 postcode area for floor joint sealing. You will find streets such as High Street, London Road and School Road. Close by, we work in Ascot (1 mile north-west), Beggar's Bush (1 mile east), Cheapside (1 mile north), Blacknest (1 mile east) and North Ascot (2 miles north-west). Further out, we also cover Maidenhead (9 miles north), Windsor (5 miles north), Boyn Hill (8 miles north-west), Cookham (11 miles north), Furze Platt (10 miles north) and Dedworth (5 miles north).

What’s near Sunninghill

In Sunninghill, that means homes and buildings near St Mary's School, Charters School and Silwood Park and the streets around them. The closest station to Sunninghill is Ascot station, roughly 1 mile west of the centre. A little further out are Heatherwood Hospital (1.5 miles north-west). Open spaces near Sunninghill include Virginia Water Lake and Gracious Pond.

Map of Sunninghill © OpenStreetMap contributors

What happens if it’s left?

Waiting until the next redecoration can mean a winter of draughts and dirt in the gaps. It’s a quick job to seal them now for most homes. Around Sunninghill, water from a failed joint in an older home can soak into timber and plaster, and that is a much bigger job than renewing the sealant.

The cost reflects the work involved, not a rough estimate. That’s why we ask about the job first and send you a clear quote before any work starts.

Why book with us

  • Tidy, careful work
  • Arbo and Everbuild products
  • 20+ years of sealant experience
  • 4.9 on Google from 180+ five-star reviews

See how sealant jobs are priced or customer reviews.

Surface by surface

Tiled floors

Tiled floors need movement joints at edges and across large areas. Where needed, a line of grout is replaced with flexible sealant coloured to suit.

Concrete floor joints

Open concrete joints chip at the edges when wheels cross them. Sealing them supports the edges and stops debris collecting.

Looking after it afterwards

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

  • Keep caulk for dry, still joints only
  • Lift furniture rather than dragging it across joints
  • Avoid sloshing water against skirting
  • Look at floor joints each spring

Silicone sealant is not made to take paint. If the joint will be painted, tell us beforehand so we use a paintable sealant.

Once concrete joint edges start to break, wheels make it worse. Early resealing helps keep the joint intact and the floor safer.

FAQs for Sunninghill

Will you come out to Sunninghill?

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

Can you help a landlord with a rental near Ascot station?

Yes, rental work is part of what we do. Just call 0345 464 0079 or send us an email and tell us about the property, and we’ll send you a clear quote.

How soon can the floor be mopped?

It depends on the product and the conditions. We give you the times for walking, cleaning and traffic when we finish so there’s no guesswork.

Is there any odour?

Some sealants have a smell while they cure, which fades as it sets. Opening a window helps.

Do I have to be there?

We need access to the joints, so we’ll agree that with you when we book. For inside work, that normally means someone being in.

How long does the job take?

Most jobs take a morning or an afternoon for most homes, including the preparation. Your quote will say how long we expect yours to take.

How do I get a quote for floor joint sealing in Sunninghill?

Size, access and the old material all affect the cost. Call for a quick quote.

What sealant do you use?

Quality sealants from brands including Arbo and Everbuild, chosen to suit the joint. We explain the product when we quote.

What we’re called out for in Sunninghill

A new floor or screed shrinks and settles as it dries. Gaps at the edges appear in the first year or so.

Look out for any of the following:

  • Gaps between floors and kitchen plinths
  • Grout cracking in a straight line across a floor
  • Open joints that fill with dirt
  • Caulk that has cracked where the floor moves

If you let a flat or house near Ascot station, a tidy floor and skirting joint helps a rental look ready for the next tenant.

What your quote should include

  • Which sealant they’ll use, and why
  • How the joint is cleaned and prepared
  • Whether VAT is included
  • Whether they seal over old material or remove it

Choosing a sealant specialist

20+ yearsMastic and sealant specialists
ARBOMaster approvedApproved applicator for Arbo sealants
Fully insuredDomestic, commercial and hotels
One-year guaranteeOn every job