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

Construction and new-build mastic in Upshire, Essex

Work needed on a mastic package in Upshire? We assess it, carry out the work and guarantee our workmanship for 12 months.

  • Perimeter gaps outside the sealant’s range
  • Window and door perimeters that won’t pass inspection
  • Different trades sealing to different standards
1
Send details
Drawings, photos, a joint schedule or a site visit.
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
Constructionline member
£5m public liability

Need construction mastic in Upshire?

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

Construction mastic in Upshire

Buyers, tenants and clients notice sealant lines long before they notice the structure. Untidy or missed joints are among the commonest snag items. Our aim is joints that pass at the first inspection. Most enquiries involve existing joints on a refurb that need cutting out and resealing and frame perimeters left unsealed or poorly sealed, across brick and block movement joints, cladding and panel joints and internal decorators’ caulk. One point of contact handles commercial sealant work in Upshire from the first photographs to the final walk-round, for single jobs and planned programmes alike.

In the countryside around places like Upshire, 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. Damage, later alterations by others and movement beyond what the joint was designed for sit outside it.

Place
Upshire (EN9)
Wider area
Essex
Guarantee
12 months on every job
Quote
A fixed quote before we start
Phone
01277 525 020
Updated
3 November 2026
The Mastic Doctor team beside their liveried vans in front of an office building

What we can’t put right

A few problems need another trade or a different fix, and we say so rather than covering them up:

  • Rework caused by others damaging completed areas
  • Frame gaps too wide for sealant, which the installer needs to correct
  • Defective windows, doors or glazing units (the supplier or installer’s job)

Not sure which it is? You can phone 01277 525 020 or email the details over and we will tell you honestly.

What we seal

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

Sites and facades in and around Upshire

The South East is one of the drier parts of the UK. Winter mornings still bring frost and condensation on frames and panels, which is why external dates are agreed with the site manager. At about 15 miles from central London, Upshire is within reach of the capital. Construction around the commuter belt mixes station-side flats with refurbished offices and units, so mastic packages have to keep pace with busy programmes.

Historic houses such as Hill Hall (4.7 miles east of Upshire) are a reminder of the older buildings in the wider area, where sealing against old stone, brick or timber needs compatible products. When a school such as Upshire Primary Foundation School is extended or refurbished, the mastic package is often squeezed into the holidays.

Upshire is about 2 miles east of Waltham Abbey, in Essex. Upshire sits inside our coverage and the rest of Essex, and jobs here get the same fixed quote and 12-month guarantee as anywhere else. Our Essex coverage takes in 644 places, from busy centres to rural villages. For work in that direction, see our London page, about 15 miles away.

Postcode districts covered here: EN9 for mastic packages. We also cover Waltham Abbey (2 miles west), High Beech (2 miles south), Debden Green (2 miles south-east), Theydon Bois (3 miles south-east) and Sewardstone (3 miles south-west). Further afield, our area takes in Harlow (6 miles north-east), Brentwood (12 miles east), Loughton (3 miles south), Epping (3 miles east), Buckhurst Hill (4 miles south) and Chigwell (6 miles south).

Around Upshire

Locally, jobs take us to sites close to King Harold Business & Enterprise Academy and The Woodbine pub, among other places. The nearest railway station is Cheshunt station, about 3.1 miles west. A little further out are St. Margaret's Hospital (3.5 miles east) and Epping Signalling Museum (2.9 miles east). Green spaces nearby include Home Mead and Lippitts Hill.

Map of Upshire © OpenStreetMap contributors

Work for main contractors and building owners

Whether you’re a managing agent, a property factor or an owner’s representative: send the details, accept a fixed quote, and we carry out and guarantee the work. We can agree access arrangements and keyholder contacts beforehand.

If you look after buildings for someone else, 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.

Do you need construction mastic in Upshire?

A new building moves while it dries and settles. Plaster, screeds, timber and blockwork all shrink as they lose moisture. Choosing the right product for each joint reduces that.

Typical triggers for a call:

  • A mastic package split between trades with no clear owner
  • Bath and shower joints scraped during the final clean
  • Caulk cracking where joints are moving more than expected
  • A long mastic snag list close to completion

Units on estates such as Warlies Business Park, less than half a mile to the north of Upshire, tend to be reclad and refitted as tenants change, and each job leaves cladding and perimeter joints to seal.

Questions to ask before you book

  • Whether their applicators hold CSCS cards
  • Their public liability cover
  • How joint depth will be controlled
  • Will failed sealant be removed rather than covered?

Questions to ask before you appoint anyone

Why it’s worth doing now in Upshire

On a refurbishment, there’s a choice between resealing existing frames and replacing them. If the frame is in good order, cutting out and resealing the perimeter can be all it needs, which is a much smaller cost. If the frame is life-expired, we’ll tell you. One visit to deal with every failing joint makes more sense than several trips to a place like Upshire, rather than one at a time. Photos of every joint help us quote for the whole job.

Access often affects the price as much as the sealing: joints within easy reach take less time than ones that need access equipment. Tell us how the joints are reached and call for a quote.

Why us?

  • Colour agreed before work starts
  • Old sealant cut out, never sealed over
  • One number for every site we cover
  • Our applicators hold CSCS cards

Take a look at how commercial sealant jobs are priced or our accreditations.

Questions we’re asked in Upshire

Do you take on work at healthcare sites like St. Margaret's Hospital?

Yes. Healthcare sites are among the places we work. The estates team’s permit system and infection-control rules come first, and the work is planned around them.

Can you work at a site such as Warlies Business Park, by Upshire?

Yes. Estates, retail parks and business parks around Upshire, Warlies Business Park among them, are all within reach. Photos and a short description are enough for a first look.

Do you use the sealant named in the specification?

The specification decides the product and flag anything that doesn’t look right for the joint. Product standards such as BS EN 15651 are often named in specifications.

What happens if the weather stops external sealing?

External sealing goes ahead only with a dry joint inside the product’s temperature range. Wet or cold joints cause adhesion problems, so we wait rather than redo work.

Do you do fire-rated sealing on new builds?

Fire-rated sealant can be included where it’s specified, installed to the product’s tested detail. Fire-stopping design and sign-off sit with the designer and building control.

Can you send site paperwork?

Each site asks for different documents, so tell us what you need and we will confirm it when we quote.

What will the job cost?

That depends on the job: quantities, access, the product and any phasing. Call for a quote and we will price it properly.

How a job runs

Before we leave any area, the masking comes off, the area is cleaned and every joint is checked with your site contact. If an area should be left alone while the sealant cures, we say how long and put signs out. Rural sites near Upshire may need directions, gate codes or a contact on site. Add it to your enquiry and we will build it into the plan.

  1. We start with the drawings, specification and programme.
  2. We take off quantities and return a fixed quote.
  3. The sequence is agreed with the site manager.
  4. Plots or floors are sealed as they’re handed over.
  5. Every joint is cleaned, set to depth and sealed with the specified product.
  6. After snagging, the work is handed over under our 12-month guarantee.

Before we start on site

  • For older buildings, check the asbestos register before work
  • Point out any areas we must not close
  • Have the specification and drawings to hand

Quotes

Photos, drawings or a schedule of the joints are often enough for a fixed quote. If the job needs a look first, we will arrange a site visit.

Get a quick quote

Read more

What sets the cost

The price varies from site to site. Expect it to depend on:

  • Phasing around occupants
  • Which sealant the job calls for
  • Whether old sealant has to be cut out first
  • How much there is to seal

There’s no price list, since every building and every scope is different. Call for a quote.

Before you send an enquiry

However big the job, the same details help:

  • Your programme or deadline
  • Where the site is, with the postcode
  • Drawings or a marked-up plan, if available
  • Photos of the joints, close up and from further back

We quote a fixed sum against the scope you give us, so you know the figure before anyone is on site. To ask for one, phone 01277 525 020 or email drawings and photos.

Accreditations

Trusted. Accredited. Insured.