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

Loxwood construction mastic

Construction mastic for Loxwood, from a contractor working since 2005. Fully insured, with a 12-month guarantee.

  • Snag items on joints that need redoing before handover
  • Cracks opening in caulked internal joints
  • Bath and shower joints scraped during the final clean
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
12-month guarantee on our workmanship.
Covering the South East & Scotland
CHAS & Constructionline
Fully insured: £5m PL

Need construction mastic in Loxwood?

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

Construction mastic for commercial buildings in Loxwood

Getting a subcontractor through site induction should be simple. Our applicators are CSCS-carded, and we’re CHAS accredited and a Constructionline member, with public liability insurance in place. RAMS, an insurance certificate and CSCS details can be confirmed with the quote if you tell us what you need. We work on cladding and panel joints, window and door perimeters and brick and block movement joints, and the usual reasons a site gets in touch are bath and shower joints scraped during the final clean and perimeter gaps outside the sealant’s range. Most enquiries from Loxwood start with one failed joint and grow into a wider look at the building: we look at the rest while we’re there and tell you what we find.

In the countryside around places like Loxwood, conversion schemes put new frames into old stone, flint, brick or timber. Those joints need a sealant that suits an uneven, sometimes porous surface, and often a colour chosen for the building.

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.

Location
Loxwood (RH14)
Region
West Sussex
Cover
12 months on every job
Quotes
A fixed quote before we start
Telephone
01277 525 020
Updated
3 November 2026
The Mastic Doctor team standing beside their branded vans outside an office building

After the work

For the best life from the joints:

  • Share drawings and the specification as soon as possible
  • Record the products used in the O&M file
  • Put any product change through the designer first
  • Release areas for mastic once other trades have finished in them

Brief the sparkle clean so they don’t scrape the new joints. Blades and abrasive pads are the commonest cause of damage at the final clean.

One unsealed frame can let water into finished internal areas. That normally means redoing finishes in a completed area and possibly a delayed handover. Checking perimeters before internal finishes go on avoids it.

Commercial clients in Loxwood

If you look after buildings for someone else, clear figures and clear communication matter. You get a fixed quote, an agreed scope and a walk round at the end.

Main contractors use us as their sealant subcontractor, on new build and refurbishment alike. We work to your programme, your specification and your site rules.

Questions about Loxwood

Is Loxwood off your patch?

Not at all: smaller places are covered as well as towns. We work across Greater London and the South East. We plan jobs in smaller places so return trips are kept to a minimum.

Can the mastic package for our job in Loxwood follow the site programme?

Yes. The mastic is planned around your key stages. Let us know which documents your site asks for, and we will confirm them alongside the quote.

How many days will you need on site?

We plan the time on site around your programme and access. You’ll have an expected duration with the quote.

What joints do you seal on a new build?

External perimeters and movement joints, internal caulking where specified, sanitary and kitchen joints, plus snagging, all priced as one package.

Do you use the sealant named in the specification?

We work to the specification and the manufacturer’s installation guidance. Preparation, backing and depth follow the product guidance.

Can the sealant be colour-matched?

Often, yes. Many products come in a range of standard colours, and matching to RAL references or surrounding finishes is often possible. We’ll confirm the colours available for the specified product.

Can you work plot by plot or floor by floor?

We work to your programme. Share the release dates and we’ll match our work to them so sealing follows the trades.

When something else is needed

Before quoting, we check that sealant is the right answer. It won’t put right:

  • Defective windows, doors or glazing units (the supplier or installer’s job)
  • Designing joint widths or choosing the specification (that sits with the designer)
  • Deciding which fire-stopping product a penetration needs

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

Where we work in Loxwood

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

New build and refits around Loxwood

Central London is about 34 miles from Loxwood. Construction around the commuter belt mixes station-side flats with refurbished offices and units, which keeps mastic packages in demand. Rainfall across the South East, Loxwood included, is lower than in many parts of the UK. Even so, frost and condensation on steel and glass are common on winter mornings, so external mastic is timed for workable conditions and agreed with the site manager.

On any site in or around Loxwood, the mastic follows the specification and the programme. Projects at schools like Loxwood Primary School work to term dates, so mastic is programmed tightly.

Loxwood is about 9 miles west of Horsham, in West Sussex. We send applicators to Loxwood for mastic packages. We work across 373 places in West Sussex. We also cover Brighton, around 24 miles from Loxwood.

Business premises anywhere in RH14 are within our area. Among the streets we cover are High Street, Pond Close and Oak Grove, and sites on any of them can send details for a fixed quote. Just outside Loxwood, we also work in Ifold (1 mile south-west), Alfold Bars (1 mile north), Alfold (1 mile north), Plaistow (2 miles west) and Durfold Wood (3 miles west). A short drive away, we cover Crawley (14 miles east), Horsham (9 miles east), Broadfield (14 miles east), Storrington (11 miles south), Billingshurst (5 miles south-east) and Bewbush (13 miles east).

Local landmarks in Loxwood

Open spaces near Loxwood include Shillinglee Lake.

Map of Loxwood © OpenStreetMap contributors

Should maintenance staff do it?

For most general trades, sealant is a sideline. A specialist brings correct preparation, depth control with backing rod and a product suited to that particular joint.

Using site staff can make sense for a small touch-up, but anything bigger is another matter: a specialist works through quantities efficiently, leaves a consistent finish and backs it with a 12-month guarantee.

Diagnose, treat, sign off

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 we check in with your contact before moving on to each new area. Jobs in and around smaller places like Loxwood are typically planned as a single visit, so we ask for photographs and rough sizes first. That way the right products come on the day.

  1. Drawings, specification and programme come to us.
  2. Quantities are measured and a fixed price returned.
  3. We agree with the site team which areas come first.
  4. Plots or floors are sealed as they’re handed over.
  5. Joints are prepared, backed and sealed to the specification.
  6. After snagging, the work is handed over under our 12-month guarantee.

What we need from you

  • Have the specification and drawings to hand
  • Agree which areas must stay open
  • Point out parking and an unloading spot

Getting a fixed quote

If there’s a specification, drawings or a tender package, send it with your enquiry, and we’ll price the work to it. Smaller jobs need nothing more than photographs and a few notes.

Get a quick quote

Read more

How the job changes by surface

Internal decorators’ caulk

Where the specification calls for it, acrylic decorators’ caulk goes on non-moving internal gaps before painting. It’s paintable and suits gaps that don’t move, and we use a flexible sealant where there’s movement.

Snagging before handover

Damaged, missed or untidy joints make up most snag lists. We price snagging as part of the package or as a separate visit.

Accreditations

Trusted. Accredited. Insured.