Greater London · England

Floor & skirting joints in Mayfair, Greater London

Professional floor joint sealing in and around Mayfair, with old sealant always removed completely and a 12-month guarantee.

  • Threshold joints that have opened or worn
  • Skirting caulk that keeps splitting
  • Perimeter joints in tiled floors filled with grout

Floor joint sealing near Mayfair

Floor joint sealing in Mayfair

In commercial and industrial units, concrete floor joints take a hammering from wheels and traffic. Each is resealed with a floor-joint product suited to what runs over it. We’re often asked to deal with worn sealant at door thresholds and skirting that has pulled away from the floor, on skirting boards, tiled floors and thresholds.

New flats are going up across London, many of them in larger developments. Snagging there often goes through the developer or managing agent, and failed shower seals, open skirting joints and gaps at thresholds are typical.

You’re covered for a year from the day we finish. If there’s a problem with it, please call 0345 464 0079 or drop us an email.

Eleven members of the Mr Mastic team standing in front of branded white vans
Location
Mayfair (W1K, W1F, W1U)
Region
Greater London
Guarantee
12 months on all our work
Quote
A clear price before any work starts
Phone
0345 464 0079
Updated
26 October 2026

What affects the quote in Mayfair

Some jobs are bigger than they look, and some smaller. What affects the quote:

  • Whether the work is at height
  • The product the joint needs
  • The old material and how stubborn it is
  • Any working-time requirements on site

What you pay reflects the work, not a rough estimate. That is why we ask a few questions first.

Helping us quote

To help us quote quickly, let us know:

  • A few photos by email, if you can
  • Access, such as stairs, a lift or height
  • The rough size of the job
  • The address or postcode of the job

Asking for a quote is easy: tell us what needs doing and where and its rough size. A few photos by email make the job easier to understand, and we will come back to you with a quote.

How the job changes by surface

Tiled floors

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

Skirting boards

Skirting-to-floor joints are a regular job for us. The old caulk is removed first so the bead sits on a clean surface.

Mayfair: your questions answered

Is parking a problem for a job in Mayfair?

Parking in Mayfair, as in most of London, takes a little planning: a visitor permit or a bay close to the door helps a lot, so mention what’s available when you book.

Can you do floor joint sealing in Mayfair?

Yes. We work across London and the South East, and Mayfair is part of that. Just call 0345 464 0079 or drop us an email with a few details of the job.

Can you match the sealant colour?

Most of the time, yes. We will explain which colours are available.

Are you fully insured?

Yes, we’re fully insured for every job we do.

How soon can the floor be mopped?

We will tell you before we leave. It depends on the sealant, and walking on it generally comes before mopping or wheeled traffic.

How long does floor joint sealing take?

A typical job takes a morning or an afternoon for most homes. Your quote will say how long we expect yours to take.

Does someone need to be in?

Access is agreed with you when the job is booked. For inside work, that normally means someone being in.

Are you ARBOMaster approved?

Yes. ARBOMaster is the approved applicator scheme for Arbo sealants, and we are part of it.

For landlords and businesses

Landlords and agents in Mayfair can book us as well as homeowners. Sealant work between tenants is a simple way to keep a property in good order before the next move-in.

Water getting past a failed joint can damage the building, which is a bigger problem in a rented property. Resealing at the right time is simple maintenance.

Why it’s worth doing now in Mayfair

Putting new grout into a crack that keeps reappearing doesn’t last. If the floor needs to move there, the grout will crack again. A flexible movement joint is the fix. In London conversions, one flat’s bathroom is often above another flat’s ceiling, so a small leak from tired sealant can mean a neighbour’s ceiling and a lot of disruption. Dealing with it early is far simpler.

A few things move the cost up or down: the old material and how easily it comes out, any mould to treat, and whether the work is at height. Your quote takes all of that into account.

What you get with us

  • We never seal over old sealant
  • Approved under the ARBOMaster scheme
  • Experience in homes, commercial sites and hotels
  • Neat joints and a tidy finish

Take a look at how sealant jobs are priced and customer reviews.

How it works

There isn’t much for you to do on the day. Show us the job and we’ll take it from there. The work itself takes a few hours for most rooms, longer for large commercial floors. In Mayfair, flats, stairs and shared entrances are part of the routine. If the building has a concierge, managing agent or access rules, tell us when you book.

  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.

How to prepare

  • Try not to wet indoor joints just before the visit
  • Mention if the joints have been sealed before
  • Tell us about any water getting in

Getting a quote

We don’t publish a price list, as no two jobs are quite the same. Instead, your job gets its own clear quote. To arrange one, phone 0345 464 0079 or send us an email.

Get a price

Read more

Joints and finishes in Mayfair homes

Many of London’s new homes are flats in bigger developments, where snagging may go through the developer or managing agent. Floors around Greater London 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.

For landlords with property near Bond Street station, a tidy floor and skirting joint helps a rental look ready for the next tenant. Schools such as LITE Regal International School are buildings too, and floor joints in corridors, halls and entrances take heavy wear and need resealing before the edges break up. Community buildings like Grosvenor Chapel are part of the picture too: floor and skirting joints in halls and kitchens wear like any others.

Mayfair is about 1 mile south-east of City of Westminster, in Greater London. Our applicators cover floor joint sealing for householders, landlords and businesses in Mayfair, as part of our work across Greater London. We cover 764 towns and villages across Greater London.

Work in W1K, W1F and W1U is quoted and booked the same way as anywhere else. Whether your property is on Park Lane, Bruton Lane and Market Mews or anywhere close by, we can help. Mayfair sits on or near the A4201 and A4202, which makes travel easy. If you are just outside Mayfair, we cover Burlington Estate (1 mile east), City of Westminster (1 mile north-west), Marylebone (1 mile north), St James's (1 mile east) and Chinatown (1 mile east). We also work in nearby towns such as Shoreditch (3 miles east), Walthamstow (7 miles north-east), Hoxton (3 miles north-east), Whitechapel (3 miles east), Hampstead (3 miles north-west) and Ruislip (12 miles west).

Local landmarks in Mayfair

Typical jobs here are in homes near Royal College of Nursing Library & Museum, Coach and Horses pub and St George's Church of England Primary School, among other places. Nearby too are Green Park (0.5 miles south) and The St Marylebone CofE School (0.8 miles north). Mayfair has its own railway station: Bond Street station. Well-known places in the area include Montfichet's Tower (2 miles east) and London Eye Hospital (0.5 miles north). Green spaces nearby include Ludgate Hill and St. James's Park Lake.

Map of Mayfair © OpenStreetMap contributors

When it isn’t the sealant

To be straight with you, some problems need a different trade:

  • Structural movement or subsidence
  • Water getting under the tiles from elsewhere
  • Floors that are uneven or need levelling

If in doubt, phone 0345 464 0079 or email us and we will say what we think before you book.

Where we work in Mayfair

  • Thresholds
  • Wet room & bathroom floors
  • Skirting boards
  • Concrete floor joints
  • Commercial floors
  • Tiled floors

DIY sealant or a professional job?

Not every job suits DIY: work at height, external movement joints, fire-rated sealant and large areas need the right product, the right access and the right method.

What a professional job adds is preparation and the right product. We take joints back to clean, dry surfaces, and the sealant is matched to the joint and its conditions.

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