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

Mastic contractors in Langrish

We carry out mastic packages for new-build and refurbishment projects in Langrish. Send photos or drawings for a fixed quote.

  • Oversized or tapered gaps around new frames
  • Failed sealant in an existing building being refurbished
  • Sealant knocked or painted over by other trades
1
Send details
Tell us about the site, with photos if you have them.
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
Backed by a 12-month workmanship guarantee.
South East, London & Scotland
CHAS accredited
£5m public liability

Construction mastic in Langrish

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

About our construction mastic in Langrish

Mastic follows everyone else, which means it absorbs every delay upstream. The sequence is set with the site team and updated as plots or floors are handed over. Sealing too early only means coming back once others have damaged it. We work on brick and block movement joints, sanitary and kitchen joints and internal decorators’ caulk, and the usual reasons a site gets in touch are caulk cracking where joints are moving more than expected and oversized or tapered gaps around new frames. Sealant contractors, mastic applicators, sealant specialists: whatever the job title on the order, in Langrish it comes down to the same thing: failed joints cut out, faces prepared and the right sealant laid to the right depth.

In the countryside around places like Langrish, conversion schemes put new frames into old stone, flint, brick or timber. A product that grips an irregular face, with a colour that suits the building’s character, is normally what’s needed.

What our 12-month guarantee covers is the way we did the job: the preparation, the sealing and the tooling. It doesn’t extend to damage, other trades’ later work or movement the joint was never designed to take.

Mastic Doctor team members lined up next to their branded vans outside an office building
Location
Langrish (GU32)
Wider area
Hampshire
Guarantee
12 months on our workmanship
Quotes
Fixed quote, scope in writing
Telephone
01277 525 020
Last updated
3 November 2026

New build and refits around Langrish

At about 52 miles from central London, Langrish is within reach of the capital. Building activity in the commuter belt runs from new flats near stations to business park refurbishments, and main contractors there need mastic that keeps to the programme. Langrish sits in one of the drier corners of the country, the South East. Even so, frost and condensation on steel and glass are common on winter mornings, so we time external mastic for dry faces and agree it with the site team.

School extensions, at buildings such as Langrish Primary School, usually run to the summer holidays, mastic included.

Langrish is about 3 miles west of Petersfield, in Hampshire. Commercial clients in Langrish use us for work on mastic packages. Across Hampshire, 723 places are covered, including Langrish. Our Portsmouth page has more on work in that area, about 14 miles away.

Commercial sites across GU32 are covered. Buildings on Reeds Meadow, Winchester Road and The Close are within our area. Sites close to Langrish are covered too, including Froxfield Green (1 mile north), Stroud (1 mile east), High Cross (2 miles north), Petersfield (3 miles east) and Steep (3 miles north-east). Nearby towns on our patch include Winchester (14 miles west), Havant (10 miles south), Fareham (14 miles south-west), Horndean (7 miles south), Alton (10 miles north) and Hedge End (15 miles south-west).

Landmarks near Langrish

We work on buildings around The Petersfield School. For rail, the closest station is Petersfield station, roughly 2.3 miles east. A little further out are Clanfield Earthwork (4.3 miles south) and Bear Museum (2.7 miles east). Open spaces near Langrish include Shutts Copse and Pidham Hill.

Map of Langrish © OpenStreetMap contributors

Maintenance after handover

For the best life from the joints:

  • Flag uneven or tapered frame gaps early
  • Brief the final clean team to avoid blades near sealant
  • Get the mastic subcontractor involved early in the programme
  • Don’t schedule sealing before decorators and flooring are done

Once an area is sealed, protect it from following trades. New beads should be left to cure before cleaning or decorating nearby, and that time depends on the product, temperature and joint depth.

Sanitary joints that fail early become defects soon after occupation. Leaks behind showers and basins damage finishes and floors, and the repair falls into the defects period. Proper preparation, with the right silicone first time, keeps it off the defects list.

Quoting for work in Langrish

A fixed quote reflects the actual work. It takes account of:

  • The site’s rules and procedures
  • The size and state of each joint
  • Location, for remote and island sites
  • How much there is to seal

Small jobs and large programmes are priced from the same things: 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.

Details that help us quote

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

  • Whether the building will be occupied during the work
  • The postcode of the building
  • Clear photographs of the problem areas
  • The product your specification calls for

Every job follows the same four steps: send details, get a quote, we seal, guaranteed. The first step is to phone 01277 525 020 or send photos by email with what you know.

Questions about Langrish

Is a smaller place like Langrish outside your area?

Not at all. Langrish is within our area. We cover Greater London and the counties of the South East. We plan jobs in smaller places so return trips are kept to a minimum.

Can you keep pace with our programme in Langrish?

Yes. Send the programme and drawings, and we’ll plan the mastic to suit the stages. Let us know which documents your site asks for, and we’ll confirm them alongside the quote.

How do I request a quote?

The quote form is the simplest route, though you can also call 01277 525 020 or send details through our quote form. Include photographs or drawings if you have them.

Can the sealant be colour-matched?

That depends on the product specified. Some ranges offer many colours, others very few, so we’ll confirm the colours available for the specified product with the quote.

Can you follow the specification on our project?

Yes. The specification and the manufacturer’s installation guidance are what we work to, and any queries are raised before we start.

Do you need to see the site first?

Many jobs can be quoted from photographs, drawings or a joint schedule. Where they aren’t, we arrange a site visit before quoting.

When is resealing likely to be due?

There’s no fixed lifespan: movement, exposure, cleaning, traffic and the product all play a part. Sealant joints are maintenance items, so inspect them regularly.

When to call us in Langrish

Frames installed with uneven gaps make perimeter sealing harder. Every product has limits on how wide a joint it can bridge. We flag them early rather than filling them with sealant that won’t last.

Things that typically lead to an enquiry:

  • A long mastic snag list close to completion
  • Caulk cracking where joints are moving more than expected
  • New external sealant already peeling away
  • Window and door perimeters that won’t pass inspection

For a contractor working at a hospital such as Petersfield Hospital, 2.3 miles to the east of Langrish, perimeter and facade sealing is planned around patients and deliveries.

Before you book anyone

  • Can the work be phased to keep areas open?
  • Is the sealant right for the movement and the substrate?
  • Their approach to joint depth and backing
  • Their pre-qualification and accreditations

Our contractor checklist

Honest limits

Being straight saves everyone time. New sealant won’t cure:

  • Frame gaps too wide for sealant, which the installer needs to correct
  • Fire-stopping design or sign-off (that’s for the designer, fire engineer and building control)
  • Rework caused by others damaging completed areas

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

Joints and surfaces we work on

  • Floor and skirting junctions
  • Sanitary and kitchen joints
  • Window and door perimeters
  • Internal decorators’ caulk
  • Brick and block movement joints
  • Cladding and panel joints

From enquiry to sign-off

Working in a building that stays open takes some planning. The work area is signed and kept contained, with routes through the building left open and move on in phases so staff and visitors can carry on around us. Jobs in and around smaller places like Langrish are typically planned as a single visit, so photographs and measurements up front really help. That way the right products come on the day.

  1. We walk the site or review drawings to understand the package.
  2. A fixed quote sets out scope, products and phasing.
  3. Paperwork is agreed and applicators are inducted on site.
  4. Sealing follows the programme as areas are released.
  5. Problems we find, such as oversized gaps, are raised straight away.
  6. Final snagging is completed and the 12-month guarantee applies.

What we need from you

  • Share the asbestos register for older buildings
  • Send your site hours and access windows
  • Tell us what induction or permit system the site runs

Request a quote

Specifications, drawings and tender packages are welcome with any enquiry, and we’ll price the work to it. For smaller jobs, photographs and a description will do.

Get a price

Read more

Owners, agents and contractors

When you manage a building on behalf of an owner, you need clear quotes and clear reporting. We quote a fixed sum, confirm the scope and walk the finished work with you or your representative.

We work for building owners and managing agents on everything from one building to a spread of sites. Several sites can go on one quote, so there’s one set of paperwork to deal with.

Accreditations

Trusted. Accredited. Insured.