The Mastic Doctor team standing beside their branded vans outside an office building
West Sussex · England

Industrial and floor joint sealing in Coolham, West Sussex

Floor joint sealing and filling in warehouses, factories and industrial units in Coolham and across West Sussex. CHAS accredited and fully insured, with a 12-month guarantee.

  • Brittle joint filler breaking up
  • Chipped and spalling edges along forklift routes
  • Dock area joints that have failed first
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
Scope agreed and priced before anything starts.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Signed off, with 12 months’ guarantee.
South East, London & Scotland
Constructionline member
Fully insured: £5m PL

Floor joint sealing for businesses in Coolham

Send drawings, photos or a joint schedule, or tell us about the site, and we’ll come back with a fixed quote.

Doing it in-house

The visible bead is only part of the job. Backing rod, primer where specified and a joint designed to move with the building are easy to get wrong without experience.

Paperwork matters too. Main contractors and clients often ask for CSCS cards, RAMS and insurance details, and our CSCS-carded applicators are used to working under those rules.

How we handle floor joint sealing in Coolham

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 retail and showroom floors, forklift and pallet-truck routes and joints along racking aisles, and the usual reasons a site gets in touch are open saw cuts full of debris and a rough ride across broken joints. Searching for sealant specialists in Coolham? We have been sealing commercial buildings since 2005, CHAS accredited and a Constructionline member.

For a site near Coolham, measurements and photographs up front mean one trip where possible. Note joint widths and the traffic that uses them, and we will take it from there.

Whoever the client is, the cover is the same: twelve months on the work we carried out. It doesn’t extend to damage, faults in the building or work by others, and we’re upfront about that.

The Mastic Doctor team beside their liveried vans in front of an office building
Place
Coolham (RH13)
Region
West Sussex
Guarantee
A 12-month guarantee
Price
A fixed quote before we start
Phone
01277 525 020
Last updated
3 November 2026

After the work

Regular inspection catches problems early. Specifically:

  • Put loading bays at the top of the list
  • Sweep debris out of open joints until they can be filled
  • Mention any aggressive cleaning regime at quote stage
  • Allow for topping up joints as a new slab settles

We will give you a time before trucks can run over the new joints and it pays to stick to it. In a busy building, barriers keep early traffic away.

Joints are easiest to look after when someone checks them regularly. We can quote a programme that starts with the busiest areas and keeps on top of the rest.

Joints that move: notes for Coolham

Coolham lies roughly 37 miles out from central London. Distribution warehouses and industrial estates are common around the motorway corridors that serve the capital. Coolham sits in one of the drier corners of the country, the South East. External slab and deck joints still need a dry, clean joint to seal, and where de-icing salt is spread in winter, open joints let it in.

Schools such as William Penn School have movement joints in their walls and floors that are easy to overlook. Business parks such as Rosier Commercial Centre (2.1 miles north-west of Coolham) have car parks, paved areas and long brick and panel elevations, all with movement joints.

Coolham is about 6 miles south-west of Horsham, in West Sussex. Our applicators travel to Coolham for work on floor joints. 373 places across West Sussex fall within our area, including Coolham. Brighton is covered too, some 16 miles away.

We take on floor joints across the RH13 postcode area. Streets here include Coolham Road and West Chiltington Lane. Close to Coolham, our area also takes in Goose Green (3 miles south), Gay Street (3 miles south-west), Adversane (3 miles west), North Heath (3 miles west) and West Chiltington (3 miles south-west). Further afield, our area takes in Crawley (12 miles north-east), Horsham (6 miles north-east), Worthing (12 miles south), Haywards Heath (13 miles east), Burgess Hill (12 miles east) and Littlehampton (14 miles south-west).

Around Coolham

Around Coolham, our work takes us to commercial buildings near The Selsey Arms Public House. For rail, the closest station is Billingshurst station, about 2.4 miles north-west of the centre. Other landmarks nearby include Christs Hospital School Museum (3.9 miles north-east). For a walk, there’s Knepp Wildland.

Map of Coolham © OpenStreetMap contributors

Diagnose, treat, sign off

At the end of each section, we remove the tape, clean down and inspect every joint. Where the sealant needs time to cure before use, we tell you and sign the area. Jobs in and around smaller places like Coolham are normally planned as a single visit, so photos and measurements up front really help. Then the right materials arrive with us.

  1. Each area is assessed for joint width, arris damage and the wheels that cross it.
  2. A fixed quote follows, listing the treatment for each area and the order of work.
  3. Each joint is cleared of old fill and dirt and taken back to clean, sound edges.
  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. Each phase reopens when the product is ready for wheels, then we start the next.

Preparing the site

  • Let building users know which areas are affected
  • Explain the parking and delivery arrangements
  • Confirm the product named in the specification

Getting a fixed quote

If there’s a specification, drawings or a tender package, send it with your enquiry, and we will price against exactly what is specified. For smaller jobs, photos and a description will do.

Get a price

Read more

Questions about Coolham

Will our site in Coolham have to close for joint sealing?

Usually not: we work in sections and hand each one back once it has cured. Tell us which hours and entrances we can use and we’ll plan from there.

Is a smaller place like Coolham outside your area?

No. Places such as Coolham are covered as much as the big towns. We work across Greater London and the South East. Where we can, we group nearby jobs to make the most of each trip.

How long before trucks can use the joints?

Each product has its own cure time and cooler floors take longer. Phasing is planned with that in mind.

What do you need from us to quote?

Use our quote form, or email photographs and a plan, with the traffic on each area. A fixed quote follows that shows the products and zones.

Will your applicators have CSCS cards?

Yes. We use CSCS-carded applicators.

What guarantee do you give on joint filling?

There is a 12-month guarantee on our workmanship, and we hold public liability insurance.

Do you use semi-rigid filler or flexible sealant on floor joints?

The answer comes from the traffic and the joint’s movement. Forklift routes generally call for a semi-rigid filler that holds the arrises, while joints that move more take a flexible sealant.

Surface by surface

Construction joints

Day joints sit where one section of slab was cast against another. They can move more than saw cuts, and that shapes the product choice.

Forklift and pallet-truck routes

Main aisles and cross routes carry the most wheel movements and the joints on them break down first. Semi-rigid fillers are widely used on these routes to hold the edges up.

Quoting for work in Coolham

Sealant work doesn’t have a standard rate, because every site is different. What we take into account:

  • Backing rod, priming and other preparation
  • Whether the work must be split into stages
  • Induction, permit and paperwork requirements
  • Access and working height

Every site prices differently: the joint sizes, the specified product, access and working hours each have a bearing. A fixed quote follows once we understand the job.

What we need to price the job

However big the job, the same details help:

  • How the joints are reached, and at what height
  • Specification clauses that apply
  • The asbestos register, for older buildings
  • Any dates the work must fit around

Need a figure for a tender or a budget? Send the scope and any drawings, and we will return a fixed quote that you can work with. If you have questions first, speak to us on 01277 525 020 or email drawings and photos.

Common problems we fix in Coolham

Left open, joints fill with grit, wrap and wood fragments. Packed debris acts like a wedge every time a wheel crosses so the arrises break sooner.

Site and facilities staff are often the first to spot these:

  • Untidy open joints in a retail unit
  • Unfilled floor joints collecting dirt and grit
  • Sealant pulled out along a truck route
  • Brittle joint filler breaking up

Phasing is what makes joint work possible on busy sites such as Gillman's Industrial Estate (2.5 miles north-west of Coolham): one bay, aisle or car park row at a time.

What to look for in a quote

  • Their public liability cover
  • How long is the guarantee, and what does it include?
  • Their approach to joint depth and backing
  • Whether primer will be used where the manufacturer specifies it

Choosing a commercial sealant contractor

Accreditations

Trusted. Accredited. Insured.