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

Floor Joint Sealing in East Dulwich

Floor joint sealing and filling in warehouses, factories and industrial units across East Dulwich, by CSCS-carded applicators. CHAS accredited and fully insured.

  • Filler that has parted from one face
  • Drivers complaining about joints on a route
  • Chipped and spalling edges along forklift routes
1
Send details
Tell us about the site, with photos if you have them.
2
Get a quote
Scope agreed and priced before anything starts.
3
We seal
CSCS-carded applicators, the right product for each joint.
4
Guaranteed
Our workmanship is guaranteed for 12 months.
Covering the South East & Scotland
Constructionline member
£5m public liability

Floor joint sealing for East Dulwich sites

Share the site address and what’s failing, and we’ll reply with a fixed quote or arrange a visit.

Floor joint sealing for commercial buildings in East Dulwich

Before quoting, we look at what the floor is telling us: how wide the joints are, signs of ongoing movement, the wheel types crossing them and the state of the arrises. That tells us whether semi-rigid filler or flexible sealant suits each run, area by area where it needs to be. Site teams most often ask us about loading bay joints breaking down and broken arrises where pallet trucks cross, on joints along racking aisles, loading bays and construction joints. For commercial sealant work in East Dulwich, you deal with one contact from quote to sign-off, for single jobs and planned programmes alike.

Floor and movement joints in London take heavy use: car park decks, loading bays, shopping centre malls and podiums over occupied space. When a joint fails, grit and water get in and the arrises start to break up.

Work we carry out in Greater London comes with a 12-month guarantee. Should something we installed fail, phone 01277 525 020 or send details through our quote form and we will come back to it.

Location
East Dulwich (SE5, SE22, SE15)
Wider area
Greater London
Cover
A 12-month guarantee
Price
Quoted before any work starts
Telephone
01277 525 020
Updated
3 November 2026
The Mastic Doctor team beside their liveried vans in front of an office building

Owners, agents and contractors

We take on planned maintenance as well as one-off repairs: resealing failed joints building by building, on a schedule that suits your budget. Sites in East Dulwich can sit alongside others in a wider programme.

Hotels, schools, healthcare sites, offices and retail units book us directly too. We plan around the way the building is used, so guests, pupils, patients or staff are disturbed as little as possible.

Different surfaces, different methods

Construction joints

Day joints on busy routes are prone to edge damage. We look at how much they are moving before choosing the treatment.

Loading bays and dock areas

Dock areas see tight turns, heavy loads and weather blowing in. Joints here typically fail first, so they are often the place to start.

Warehouse floors and decks around East Dulwich

Few London car parks or loading bays can be taken out of use for more than a short spell, so we seal in sections and hand areas back as each cures. The 3 miles around East Dulwich take in at least three named trading estates, business parks or retail parks. Their warehouses, yards and car parks are exactly where joints take the most punishment.

If you manage units on an estate such as Goose Green Trading Estate, which lies east of East Dulwich, the floor joints under forklifts and pallet trucks and the slab joints in the yard are the ones to watch. For an estate such as Maudsley Hospital, 0.6 miles north-west of East Dulwich, the joints in ramps, decks and long building elevations all need attention over time. University campuses such as King's College London (0.6 miles north-west of East Dulwich) have car parks, paved walkways and building elevations with movement joints.

East Dulwich is about 3 miles south of London, in Greater London. We send applicators to East Dulwich for floor joints, handled exactly as we handle every other area. East Dulwich is one of 764 places we cover in Greater London for floor joints.

If you need floor joint sealing in SE5, SE22 and SE15, the process matches everywhere else we work: send details, get a quote, we seal, guaranteed. Streets here include Rye Lane, Wren Road and Adys Road, and sites on any of them can send details for a fixed quote. East Dulwich sits on or close to the A2214 and A2215, useful when we plan access and materials. Sites close to East Dulwich are covered too, including Denmark Hill (1 mile north-west), Herne Hill (1 mile south-west), Dulwich Village (1 mile south), Camberwell (1 mile north) and Peckham (1 mile north-east). Nearby towns on our patch include 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 (4 miles north).

Near you in East Dulwich

Locally, jobs take us to sites close to The Fox on the Hill pub, The Charter School East Dulwich and The Charter School and the streets around them. East Dulwich has its own railway station: East Dulwich station. Nearby you’ll also find House of Dreams Museum (less than half a mile south-east) and Surrey Quays Shopping Centre (2.8 miles north-east). For a walk, there’s Knight's Hill and Centre for Wildlife Gardening.

Map of East Dulwich © OpenStreetMap contributors

Our process

Inspect, seal, sign off: that’s the shape of every visit. First comes an inspection and agreement on scope, then the work is carried out to the specified product and detail, and the job ends with a walk round and sign-off. Most London premises stay occupied while we are on site, so we agree zones and timings with the building or facilities manager. Areas are handed back as each section is finished.

  1. First comes a walk of the floor to record joint sizes, broken edges and traffic routes.
  2. You get a fixed quote with the product and the phasing set out.
  3. Old filler, debris and contamination are cut or routed out back to clean concrete.
  4. Dust is extracted from the joint and primer applied where the manufacturer specifies it.
  5. The chosen product is placed to its specified depth and trimmed level with the floor.
  6. Each phase reopens when the product is ready for wheels, then we start the next.

What we need from you

  • Let building users know which areas are affected
  • Flag any permit to work we’ll need
  • Send any specification or drawings in advance

Getting a fixed quote

Photos, drawings or a schedule of the joints and a fixed quote comes back to you. If the job needs a look first, we will arrange a site visit.

Ask for a quote

Advice

What happens if it’s left?

Tape, or whatever sealant is in the stores cupboard, may look like a fix for a while. None of it is designed for wheel loads, and it usually ends up dragged across the floor. The right filler or sealant saves doing it twice. In a London building, a failed joint rarely affects only one party: water travels through shared structures, and a small leak becomes a dispute between occupiers. Putting it right early is less disruptive than dealing with the consequences.

We don’t publish prices, since every building and every scope is different. Call for a quote.

Why us?

  • Joints cleaned back to sound surfaces
  • Sealing commercial buildings since 2005
  • Fully insured
  • CHAS accredited contractor

See what affects the cost and our accreditations and insurance.

Should maintenance staff do it?

What you see is the finished bead, but most of the work is hidden. Backing rod, primer where specified and a joint designed to move with the building are where general trades tend to cut corners.

General builders and handymen seal joints, but it isn’t their main trade. A specialist brings correct preparation, depth control with backing rod and a product suited to that particular joint.

East Dulwich: questions and answers

Do you take on work at healthcare sites like Maudsley Hospital?

Yes, healthcare and care buildings are part of our work. We follow the site’s permits, sign-in and infection-control procedures in every area.

Do you cover business parks and estates near East Dulwich, such as Goose Green Trading Estate?

Yes. We cover East Dulwich and the area around it, including industrial estates, business parks and retail parks such as Goose Green Trading Estate. Send details of the unit and the work through our quote form for a quick quote.

Are you fully insured?

Yes. Our insurance certificate can be sent alongside the quote.

Is colour matching possible?

In many cases, yes. Many products come in a range of standard colours, and matching to RAL references or surrounding finishes is often possible. We confirm what’s available for the specified product when we quote.

Which is better for warehouse joints, filler or sealant?

There isn’t one answer for a whole floor. Hard wheels need edge support, which points to a semi-rigid filler, and movement joints or perimeters need something flexible. The quote sets out what goes where.

Who decides which product is used?

Where there’s a specification, we use the product it names. Otherwise, we recommend a product to suit the joint’s movement, the substrate and the conditions, following the manufacturer’s guidance.

Do you work in East Dulwich?

Yes. East Dulwich falls within our area, and the simplest way to start is to give us a call on 01277 525 020 or use the quote form.

What we can’t put right

Sealant solves a lot, but not everything, and we are upfront when that’s the case. It won’t fix:

  • A floor that is out of level for the racking or trucks
  • Joint edges that have already broken away, which need repairing before filling (we’ll tell you if so)
  • Unstable slabs moving under traffic

Not sure which it is? You can call the office on 01277 525 020 or email a schedule or drawings and we will tell you honestly.

Joints and surfaces we work on

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

Trusted. Accredited. Insured.