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

Industrial and floor joint sealing in Gosport, Hampshire

Floor joint sealing in Gosport, backed by over 20 years in commercial sealing. Fully insured, with a 12-month guarantee.

  • Filler that has parted from one face
  • Brittle joint filler breaking up
  • Sealant pulled out along a truck route
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
A fixed price, with what’s included set out clearly.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Signed off, with 12 months’ guarantee.
South East, London & Scotland
CHAS & Constructionline
£5m public liability

Floor joint sealing across Gosport

Tell us what needs sealing and where, with photos or drawings if you have them, and we’ll price it.

Floor joint sealing in Gosport, done properly

For sites in Gosport and across Hampshire, the process is short: send details, get a fixed quote, we seal, and the work is guaranteed. Approximate joint lengths, a few photographs and a floor plan are enough for a quick quote and a visit can be arranged where that is easier. We work on saw-cut induced joints, forklift and pallet-truck routes and joints along racking aisles, and what we are called in for most is loading bay joints breaking down and a rough ride across broken joints. For commercial sealant work in Gosport, you deal with one contact from quote to sign-off, for single jobs and planned programmes alike.

In and around smaller places like Gosport, the concrete floors we see are often in converted farm buildings, small workshops and storage units. Whether it’s a farm store turned workshop or a storage unit, the joints need a product that suits the traffic.

Our 12-month guarantee is about workmanship, not wear and tear. How long a sealant joint lasts depends on movement, exposure, cleaning and use, so we spell out the cover before we begin.

The Mastic Doctor team beside their liveried vans in front of an office building
Place
Gosport (SO51)
Region
Hampshire
Guarantee
12 months on every job
Quote
Fixed quote, scope in writing
Call
01277 525 020
Page updated
3 November 2026

When to bring in a specialist

Some joints are best left to specialists: fire-rated seals that must follow a tested detail, trafficked floor joints and external movement joints among them. Getting these wrong typically costs more in the end than doing them right.

Redoing a failed joint usually costs more than getting it right at the outset, since all of it has to come out and the faces be cleaned back again. That’s why many clients bring in a specialist from the beginning.

Slabs, ramps and loading bays in Gosport

At about 67 miles from central London, Gosport is within reach of the capital. Warehousing clusters around the motorways that ring and radiate from London. Gosport is in the South East, one of the UK’s drier regions. Even so, yard and car park joints are only sealed when they’re dry and clean, and gritting in cold spells finds its way into open joints.

Schools like Ampfield Church of England Primary School often have long brick elevations with movement joints that age quietly. Business parks such as Sleepy Hollow Business Park, under half a mile north of Gosport, have car parks, paved areas and long brick and panel elevations, all with movement joints.

Gosport is about 2 miles east of Romsey, in Hampshire. Looking for floor joint sealing in Gosport? We can help. Gosport is one of 723 places in Hampshire on our list. For work in that direction, see our Southampton page.

We take on floor joints across the SO51 postcode area. If your building is just outside Gosport, we cover Ampfield (1 mile north-east), Crampmoor (1 mile west), Knapp (1 mile north-east), Broadgate (1 mile east) and Lower Slackstead (2 miles north). Nearby towns on our patch include Winchester (6 miles north-east), Eastleigh (5 miles south-east), Fareham (15 miles south-east), Andover (14 miles north), Totton (7 miles south-west) and Hedge End (8 miles south-east).

Landmarks near Gosport

Recent enquiries here include premises near White Horse Public House and The Mountbatten School. For rail, the closest station is Chandlers Ford station, roughly 2.6 miles south-east of the centre. Well-known places in the area include King Johns House (2.9 miles west) and Romsey Community Hospital (2.2 miles west). The countryside around Gosport includes Emer Bog and Baddesley Common.

Map of Gosport © OpenStreetMap contributors

Leave it or put it right?

Broken joints shake trucks, stock and operators alike. Wheels and bearings wear faster and loads can shift, which nobody budgets for. A properly filled joint smooths the route. One visit to deal with every failing joint makes more sense than several trips to a place like Gosport, rather than one at a time. Photos of every joint help us quote for the whole job.

Cost follows what’s involved: removing old material, preparing the joints, the product, the access and how the work is phased. Call for a fixed quote and we’ll explain how it’s made up.

What you get with us

  • CHAS accredited
  • Fully insured
  • Products installed to the manufacturer’s instructions
  • 12 months’ guarantee on every job

Take a look at our cost guide or how we’re accredited.

What sealant work can’t fix

We check first that sealant really is the fix. It won’t put right:

  • Level or flatness problems across the floor
  • Worn screed or surface finishes
  • Unstable slabs moving under traffic

If in doubt, ring 01277 525 020 or send photos by email and we’ll say what we think.

Where we work in Gosport

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

Signs you need floor joint sealing in Gosport

Loading bay joints are exposed to wind, wet tyres and bigger temperature swings on top of the heaviest turning movements. That is normally where joint failure starts.

If one of these sounds familiar, it’s time for a closer look:

  • Loading bay joints breaking down
  • Untidy open joints in a retail unit
  • Saw-cut joints left open and packed with grit
  • Joint edges breaking up under truck wheels

Another example is Test Valley Business Park, 1.4 miles south of Gosport, where floors and yards would be done in stages around the occupiers.

Before you book anyone

  • Will RAMS and insurance details be available?
  • Can the work be phased to keep areas open?
  • Whether old or failed sealant will be cut out, not overlaid
  • How the joint faces will be prepared and primed

Choosing a commercial sealant contractor

Surface by surface

Forklift and pallet-truck routes

Joints on busy routes need a fill that sits flush and resists impact. Wheel type and traffic level steer the product choice.

Isolation joints at walls and columns

We plan column and wall joints around racking and fixed plant.

On site: what to expect

We schedule the visit to fit the site hours and access windows you give us. On the day, the work area is kept contained and tidy, and your contact hears from us before we move to the next area. Smaller jobs around Gosport can be grouped with others nearby, which keeps travel down. You’ll have a fixed quote before work starts.

  1. A floor survey records every joint, its edges and what crosses it.
  2. The treatment and the zones are set out in a fixed quote.
  3. Old fill and packed debris come out until both faces are sound.
  4. Dust is vacuumed out and primer applied where specified.
  5. Filler or sealant is placed to depth and finished flush.
  6. Zones reopen once cured and the work moves on.

Getting the site ready

  • Share the asbestos register for older buildings
  • Flag any permit to work we’ll need
  • Confirm the product named in the specification

Quotes

Quotes are fixed against the scope you send, so you know the figure before anyone is on site. To start the process, call the office on 01277 525 020 or email us.

Get a quick quote

Read more

Your questions answered

Is a smaller place like Gosport outside your area?

Not at all: smaller places are covered as well as towns. We work across Greater London and the South East. Good photos up front let us bring everything on the first visit.

Will you take on work at estates like Sleepy Hollow Business Park, close to Gosport?

Yes. Our area takes in Gosport and its surroundings, with estates and business parks such as Sleepy Hollow Business Park included. To start, just ring 01277 525 020 or use the quote form with the unit, the joints involved and your access times.

How long does a job like this take?

It depends on the scope, though a typical visit normally takes a day or more, depending on the metres of joint and how many zones the floor is split into. Larger or phased jobs take longer, and we will give you a timescale with the quote.

What site paperwork can you supply?

Requirements differ from site to site, so tell us what you need and we will confirm it when we quote.

When is resealing likely to be due?

It depends on movement, UV and weather, cleaning, traffic and the product. Sealant joints are maintenance items, so inspect them regularly.

Can you fill joints where the arrises have spalled?

Edge condition is recorded when we look at the floor. Where they have broken away, we’ll tell you before quoting the filling, so nothing is filled that won’t hold.

How do you deal with asbestos in old sealant?

Managing asbestos is the dutyholder’s responsibility, so for older buildings we ask for the asbestos register first. Work pauses if suspect material is found, until it has been tested.

Accreditations

Trusted. Accredited. Insured.