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

Dulwich Village floor joint sealing

Commercial sealant work in Dulwich Village for contractors, FMs and building owners: floor joint sealing and filling in warehouses, factories and industrial units, with a fixed quote first.

  • A gap opening alongside old joint filler
  • Scruffy, dirty joint lines on a shop or showroom floor
  • Brittle joint filler breaking up
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
One fixed quote covering the agreed scope.
3
We seal
Failed joints cut out, faces prepared, new sealant laid.
4
Guaranteed
Signed off, with 12 months’ guarantee.
South East, London & Scotland
CHAS & Constructionline
Fully insured: £5m PL

Floor joint sealing near Dulwich Village

Photos, a specification or a quick description of the joints is enough to start a fixed quote.

Floor joint sealing for commercial buildings in Dulwich Village

Forklifts and pallet trucks are hard on open joints. Each crossing knocks the unsupported edge, and over time a neat cut turns into a ragged channel. Filling the joint properly gives the edges back their support. It also smooths the route for drivers and stock. We work on forklift and pallet-truck routes, joints along racking aisles and saw-cut induced joints, and what we are called in for most is grimy joint lines spoiling a showroom floor and cracked and crumbling joint fill. Sealant applicators who only do sealant are a different proposition from a general trade with a gun in the van: in Dulwich Village, that means joint design, primers and backing rod as standard.

London’s floor joints are concentrated in warehouses and trade units, car parks, podiums and decks. In Dulwich Village, as everywhere in London, access, loading and the ULEZ all come into the plan.

We stand behind the joints we seal: 12 months, guaranteed. It covers how we prepared and applied the sealant, and we come back if anything isn’t right.

Where
Dulwich Village (SE22, SE21, SE24)
Wider area
Greater London
Cover
12 months on our workmanship
Quote
A fixed quote before we start
Call
01277 525 020
Last updated
3 November 2026
The Mastic Doctor team beside their liveried vans in front of an office building

Questions about Dulwich Village

Is a hospital such as King's College Hospital somewhere you can work?

Yes, provided the work is planned with the site’s estates team. Each area is agreed with the ward or department and the estates team in advance.

Is Goose Green Trading Estate, near Dulwich Village, within your area?

Yes. Our area takes in Dulwich Village and its surroundings, with estates and business parks such as Goose Green Trading Estate included. Photos and a short description are enough for a first look.

Does the weather affect the work?

For external joints, yes. The joint has to be dry and within the product’s temperature range, so damp, frosty or very cold days can stop external work. Inside work is seldom held up.

Should floor joints be filled or sealed?

We decide joint by joint. Hard wheels need edge support, which points to a semi-rigid filler and perimeter or movement joints need flexibility. You’ll see the choice for each area in the quote.

Are you insured?

Yes. We are fully insured, and the certificate can go with your quote.

Do your applicators hold CSCS cards?

Yes. We use CSCS-carded applicators, as many construction sites ask for.

Can you send site paperwork?

Let us know which documents the site needs, such as RAMS, an insurance certificate or CSCS details, and we’ll confirm them with the quote.

Diagnose, treat, sign off

Tell us your site hours and access windows and we’ll plan around them. On the day, the work area is kept contained and tidy, and your contact hears from us before we move to the next area. Planning a London job such as one in Dulwich Village starts with access. Give us the hours we can be on site and we’ll schedule to suit.

  1. We look at joint widths, edge condition and the traffic on each route.
  2. The quote fixes the price, names the filler or sealant and shows how the floor will be zoned.
  3. We remove failed material and packed debris until sound concrete is exposed on both faces.
  4. Dust is extracted from the joint and primer applied where the manufacturer specifies it.
  5. Filler or sealant goes in to the right depth and is finished flush with the slab.
  6. The area is handed back once it has cured enough to take traffic.

What we need from you

  • Share your working hours and any access restrictions
  • Arrange parking or a loading space
  • Make sure the joints can be reached

Getting a fixed quote

We quote a fixed sum against the scope you give us, so the cost is agreed before work starts. To ask for one, give us a call on 01277 525 020 or email the details over.

Get a price

Related advice

Warehouse floors and decks around Dulwich Village

London car parks, loading bays and podium decks often can’t close for long, so the work is broken into short sections agreed with the building manager. Less than 3 miles from Dulwich Village there are at least three named estates and business parks. Floors, loading bays and yards on sites like these are where floor and movement joints work hardest.

At a retail site such as Cantium Retail Park, 2.5 miles to the north of Dulwich Village, trolleys, cages and cars run over floor and slab joints all day. Phasing is what makes joint work possible on busy sites such as Bessemer Park Industrial Estate (1 mile north-west of Dulwich Village): one bay, aisle or car park row at a time. Hospital campuses such as King's College Hospital (1.3 miles north of Dulwich Village) grow in stages, leaving movement joints wherever new blocks meet old.

Dulwich Village is about 1 mile south-east of Herne Hill, in Greater London. We cover commercial sites throughout Dulwich Village. We work across 764 places in Greater London, from busy centres to rural villages.

Postcode districts covered here: SE22, SE21 and SE24. We cover commercial and managed buildings on Court Lane, Druce Road and Turney Road and the roads nearby. Main routes into Dulwich Village include the A2216, which helps when planning parking and deliveries for the job. If your building is just outside Dulwich Village, we cover Dulwich (1 mile south-east), Herne Hill (1 mile north-west), East Dulwich (1 mile north), West Dulwich (1 mile south) and Denmark Hill (1 mile north). A short drive away, we cover London (3 miles north), City of Westminster (5 miles north-west), Marylebone (5 miles north-west), Kensington (6 miles north-west), St Pancras (5 miles north) and Shoreditch (5 miles north).

Near you in Dulwich Village

Recent enquiries here include premises near Alleyn's School, The Crown and Greyhound pub and The Charter School. Dulwich Village has its own railway station: North Dulwich station. Other landmarks nearby include Lewisham Shopping Centre (3.2 miles east) and Greenwich Castle (4 miles north-east). Green spaces nearby include Knight's Hill and Centre for Wildlife Gardening.

Map of Dulwich Village © OpenStreetMap contributors

Why act early in Dulwich Village

Painting or coating straight over joints rarely lasts. The joints have to be filled or sealed as joints, whether or not the floor is coated. Repeat call-outs disrupt occupied London buildings, so a proper job first time, with the old sealant fully removed, is worth it.

Larger quantities, tricky access or phasing all shape the price. Site requirements like inductions and permits play a part as well.

Why us?

  • CSCS-carded applicators
  • Fully insured
  • Workmanship guaranteed for 12 months
  • Constructionline member

See what affects the cost and our accreditations and insurance.

Doing it in-house

Some joints are best left to specialists: for instance fire-rated seals that must match a tested detail, trafficked floor joints and external movement joints. A poor seal in places like these tends to cost more to put right later.

What you see is the finished bead, but most of the work is hidden. Correct depth, the right primer and a sealant matched to the movement are where general trades tend to cut corners.

Quoting for work in Dulwich Village

These are the things that shape the price:

  • Access and working height
  • Specialist products, such as fire-rated or hygienic sealants
  • Working within restricted access windows
  • Induction, permit and paperwork requirements

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’ll have a fixed figure to work with.

Sending details for a quote

Good information means a firmer quote. Helpful details to send:

  • Anything awkward about access or site hours
  • The postcode of the building
  • Approximate linear metres or a joint schedule
  • The product your specification calls for

Pricing a project or setting a maintenance budget? We will quote against your scope and drawings that you can work with. If you have questions first, give us a call on 01277 525 020 or send photos by email.

When something else is needed

Part of a good diagnosis is knowing where sealant stops. You’ll hear from us if the cause turns out to be any of the following:

  • Slab panels that rock or move under load
  • Spalled arrises, which need an edge repair first
  • Structural cracking in the slab

If in doubt, speak to us on 01277 525 020 or send details through our quote form and we’ll say what we think.

Surfaces we seal

  • Loading bays
  • Construction joints
  • Saw-cut induced joints
  • Retail and showroom floors
  • Forklift and pallet-truck routes
  • Joints along racking aisles

Different surfaces, different methods

Semi-rigid joint fillers

A semi-rigid fill can separate along one side while a slab is still shrinking. That is normally dealt with by topping up later, and we will explain it when we quote.

Flexible floor sealants

Polyurethane floor sealants are available in a range of colours, and we’ll confirm what the specified product offers.

Accreditations

Trusted. Accredited. Insured.