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

Sealant specialists in Newfound

Sealant work for offices, shops, hotels and other commercial buildings across Newfound, carried out by CSCS-carded applicators. CHAS accredited and fully insured.

  • External beads that have gone brittle and cracked
  • Sanitary sealant that has gone black and patchy
  • Damp patches where an external joint has failed
1
Send details
Tell us about the site, with photos if you have them.
2
Get a quote
A fixed quote for the work, with the scope in writing.
3
We seal
The right sealant, to the right depth, neatly finished.
4
Guaranteed
Signed off, with 12 months’ guarantee.
South East, London & Scotland
CHAS & Constructionline
£5m public liability

Commercial sealant contractors for businesses in Newfound

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

How we handle commercial sealant contractors in Newfound

Commercial occupiers rarely want a floor out of action for sealant work. Tell us your site hours and access windows and we’ll plan around them. That applies whether the building is an office, a shop, a hotel, a college or a care home. The enquiries we see most involve shrunken sealant along kitchen worktops and splashbacks and weathered facade sealant that no longer flexes, across washrooms and tea points, movement joints in walls and floors and floor and threshold joints. Whoever orders the work in Newfound, the brief is usually the same: a clear scope, tidy work and joints that don’t fail again.

If you look after more than one building near Newfound, the work can be planned as one programme, with one quote format and one point of contact.

Business units in the countryside around places like Newfound are often converted barns, stables or farmyards. Old masonry beside new aluminium, timber and plasterboard gives plenty of joints between materials that move differently, and a sealant colour that suits the building’s character is often part of the brief.

Every job is signed off with a 12-month guarantee. It’s a plain promise: if the work we did fails within twelve months, we return to fix it.

Location
Newfound (RG23)
Region
Hampshire
Guarantee
12 months on every job
Quotes
A fixed quote before we start
Call
01277 525 020
Updated
3 November 2026
The Mastic Doctor team beside their liveried vans in front of an office building

What sets the cost

A fixed quote reflects the actual work. It allows for:

  • Whether the work must be split into stages
  • Distance, for remote addresses
  • Which sealant the job calls for
  • Induction, permit and paperwork requirements

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.

Before you send an enquiry

There’s no need for a formal survey. These details are enough to start:

  • Asbestos survey details if the building is older
  • Any specification or named product
  • Access details, including height
  • What the building is and how it’s used

Send us photos, drawings or a joint schedule and a fixed quote comes back to you. Where a site visit makes more sense, we’ll arrange one.

Commercial clients in Newfound

Whether you’re a managing agent, a property factor or an owner’s representative: send details, get a fixed quote, we seal, guaranteed. Keys, access and contacts can be agreed in advance.

FMs need a contractor who is easy to get on site. Let us know the documents you need (RAMS, insurance certificate, CSCS details) and we will confirm them with the quote.

Honest limits

We seal joints; we don’t mend everything behind them. Sealant alone won’t deal with:

  • A dripping trap, valve or pipe behind a fitting
  • Old mastic that tests positive for asbestos
  • Broken glass or blown double-glazed units

Not sure which it is? You can speak to us on 01277 525 020 or send photos by email and we will tell you honestly before you book.

Surfaces we seal

  • Movement joints in walls and floors
  • External facade joints
  • Kitchen worktops and splashbacks
  • Window and door perimeters
  • Floor and threshold joints
  • Washrooms and tea points

Maintenance after handover

Keep the joints in good shape with a few simple steps:

  • Check sealant as part of routine building inspections
  • Ask cleaners to use a soft cloth and mild cleaner on sealant
  • Ask fit-out and M&E contractors to report any sealant they disturb
  • Keep washroom and kitchen extraction working

Give fresh sealant time to cure before it’s cleaned, wetted or walked past. Cure time varies with the product, conditions and depth of the joint, so we confirm it for each area at handover. Leaving the area closed until then keeps the bead neat.

Sealant installed at the same time typically fails in sequence. The first failures are often a warning about the rest so the whole run is worth inspecting. We will tell you which sealant joints need doing first and which can wait.

Site staff or a sealant specialist?

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 easy to get wrong without experience.

Site maintenance staff can often handle a short internal joint. The usual problems come from preparation: new sealant over old, damp or dusty faces, or the wrong product for the movement.

How a job runs

Where the site stays busy, the work is phased so only one area is out of use at a time. Each area is protected, prepared and sealed before the next one starts. For a building around Newfound, tell us how to find it and who will meet us. Send that with the details and we will confirm the plan with the quote.

  1. Site photos, drawings or a visit tell us what’s there and how it has failed.
  2. A fixed quote follows, with removal and preparation included.
  3. We agree the order of work, access windows and site hours with you.
  4. The failed sealant comes out and the faces are prepared, with primer where required.
  5. Depth is set with backing, then the sealant is applied, tooled and the area tidied.
  6. Completed areas are signed off with you under our 12-month guarantee.

Preparing the site

  • Send your site hours and access windows
  • Tell us which areas need to stay in use
  • Arrange parking or a loading space

Request a 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. Smaller jobs need nothing more than photos and a few notes.

Get a price

Read more

Sealant on show in Newfound’s commercial buildings

Newfound is about 49 miles from central London. The South East around the capital has large numbers of business parks, offices and retail centres, especially around the motorway corridors. Multi-site occupiers here often want one sealant contractor across all their buildings. Rainfall across the South East, Newfound included, is lower than in many parts of the UK. Even so, outside sealing waits for a dry joint, and cold, damp mornings can delay it.

Trade counters and showrooms on estates such as West Ham Industrial Estate (2.4 miles east of Newfound) need neat joints where customers see them. Offices and shops close to stations such as Basingstoke station (to the east of Newfound) tend to be busy all day, so sealant work is planned around opening hours. Occupiers with premises at both West Ham Industrial Estate and Brighton Hill Retail Park could have the sealant at each handled under one quote.

Newfound is about 3 miles west of Basingstoke, in Hampshire. We cover Newfound, with the same fixed quotes and 12-month guarantee as everywhere else. Newfound is one of 723 places we cover in Hampshire for sealant joints. There’s a separate page for Reading, roughly 15 miles from Newfound.

We take on sealant joints across the RG23 postcode area, for business premises of every kind. If your site is on Fox Lane, Dellfield and Foxmoor Close or close by, we can quote for sealant joints. Nearby places we also cover include Oakley (1 mile south-west), Worting (1 mile east), Buckskin (1 mile east), Kempshott (2 miles south-east) and Ibworth (2 miles north-west) for sealant joints. A short drive away, we cover Basingstoke (3 miles east), Winchester (15 miles south-west), Fleet (14 miles east), Andover (14 miles west), Alton (11 miles south-east) and Yateley (15 miles east).

What’s near Newfound

Locally, jobs take us to sites close to The Fox pub and Bishop Challoner Catholic Secondary School and the streets around them. For rail, the closest station is Basingstoke station, roughly 3.5 miles east of the centre. A little further out are The Malls (3.5 miles east) and Willis Museum (3.5 miles east). Open spaces near Newfound include Daneshill Park Woods and Farleigh Hill.

Map of Newfound © OpenStreetMap contributors

FAQs: Newfound

Does your area include sites such as West Ham Industrial Estate, near Newfound?

Yes, sites like West Ham Industrial Estate are within our area, along with the rest of Newfound. Photos and a short description are enough for a first look.

Is Newfound too small for you to travel to?

Not at all: smaller places are covered as well as towns. Our area covers London and the South East counties. Send photos and a list of what needs doing, and we’ll plan the job to need as few trips as possible.

Are your applicators CSCS-carded?

Yes. If you need card details for site access, tell us and we will confirm them with the quote.

Can you handle sealant work across several sites?

Yes, we can. Give us the sites and the scope at each, and fixed prices follow, with a suggested sequence.

What do you need from us to quote?

Photos, drawings or a schedule of the joints are normally enough to start through the quote form on this site. If a visit is needed we will book one, and a fixed quote follows.

When can the area be used after sealing?

That comes down to the sealant and the temperature. Some products skin over quickly but need longer to cure fully, so we will confirm the curing time on the day.

Is your work guaranteed?

The work is guaranteed for 12 months. Should anything we did fail within that period, let us know.

Accreditations

Trusted. Accredited. Insured.