
Construction Mastic in Upper Eddington
We carry out mastic packages for new-build and refurbishment projects in Upper Eddington. Send photos or drawings for a fixed quote.
- Sanitary sealant damaged by following trades
- Different trades sealing to different standards
- Failed sealant in an existing building being refurbished
Construction mastic across Upper Eddington
Send drawings, photos or a joint schedule, or tell us about the site, and we’ll come back with a fixed quote.
Upper Eddington: questions and answers
Will you take on work at estates like Charnham Business Park, close to Upper Eddington?
Yes. We cover Upper Eddington and the area around it, including industrial estates, business parks and retail parks such as Charnham Business Park. Photos and a short description are enough for a first look.
Is Upper Eddington 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 will plan the job to need as few trips as possible.
Can you come in just for snagging?
Yes. We clear snags by redoing joints rather than patching them to suit the programme.
What joints do you seal on a new build?
It depends on the specification, but most packages include frame perimeters, sanitary and kitchen joints, caulking where specified and a snagging pass.
Do you need to see the site first?
Photos, drawings or a schedule are often enough to quote. If the job needs a look first, we’ll arrange a visit.
Are you fully insured?
Yes. We’re fully insured, including public liability cover.
Does weather matter for sealant work?
Outside, yes. The joint has to be dry and within the product’s temperature range, so damp, frosty or very cold days can stop external work. Inside work is seldom held up.
Construction mastic in Upper Eddington
Mastic tends to be one of the final packages before handover, which puts it right on the critical path. We work as a mastic subcontractor to main contractors and developers on schemes in Upper Eddington, following the trades through the building as rooms and elevations become ready. We work on window and door perimeters, brick and block movement joints and internal decorators’ caulk, and the usual reasons a site gets in touch are oversized or tapered gaps around new frames and a mastic package split between trades with no clear owner. Whether you call it commercial sealant work, mastic application or joint sealing, in Upper Eddington it comes down to the same thing: failed joints cut out, faces prepared and the right sealant laid to the right depth.
Sites around smaller places like Upper Eddington can be a fair drive from suppliers, so we come with everything the package needs. Send drawings or photographs and the programme and we’ll quote to suit.
Every job ends the same way: guaranteed. You get a 12-month guarantee on our workmanship, and we explain exactly what that covers when we quote.

- Location
- Upper Eddington (RG17)
- Region
- West Berkshire
- Guarantee
- 12 months on our workmanship
- Price
- Fixed quote, scope in writing
- Telephone
- 01277 525 020
- Last updated
- 3 November 2026
Places near Upper Eddington
Also in Upper Eddington
Contractors’ notes for Upper Eddington
Upper Eddington 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 external mastic is timed for workable conditions and agreed with the site manager. Upper Eddington is about 61 miles from central London. Commuter-belt towns tend to see a steady flow of new flats, offices and commercial schemes, and each scheme needs its mastic sealed to programme.
When units on a site such as Charnham Business Park, less than half a mile south-west of Upper Eddington, are refurbished or reclad, the panel joints and window perimeters are part of the mastic package. Hotels like The Bear Hotel (to the south of Upper Eddington) rarely close for long, so refurbishment mastic is phased floor by floor.
Upper Eddington is about 8 miles west of Newbury, in West Berkshire. Any commercial site in Upper Eddington is covered. Our West Berkshire coverage takes in 140 places, from busy centres to rural villages. We also cover Reading, around 23 miles from Upper Eddington.
Business premises anywhere in RG17 are within our area. Streets here include Bath Road, Charnham Lane and Tealgate. With the A4 nearby, Upper Eddington is straightforward for us to reach. Sites close to Upper Eddington are covered too, including Eddington (1 mile south-east), Leverton (1 mile north-west), Hungerford (1 mile south), Chilton Foliat (1 mile north-west) and Woodlands St Mary (3 miles north). Further afield, our area takes in Newbury (8 miles east), Thatcham (11 miles east), Speenhamland (8 miles east), Lambourn (6 miles north), Shaw (9 miles east) and Wash Common (8 miles south-east).
Near you in Upper Eddington
Around Upper Eddington, our work takes us to commercial buildings near John O'Gaunt School and Amore pub and the streets around them. The nearest railway station is Hungerford station, roughly 0.6 miles south of the centre. Not far away are Inkpen Hill and Kintbury Newt Ponds.
Signs you need construction mastic in Upper Eddington
Swapping the specified sealant for a cheaper general-purpose product is a common cause of failure. A sealant that isn’t right for the substrate or the movement will fail ahead of time. We stick to the specified product, or put any alternative to you first.
Site and facilities staff are often the first to spot these:
- Mastic snags holding up handover
- Early adhesion failures on new external joints
- Caulk cracking where joints are moving more than expected
- Existing joints on a refurb that need cutting out and resealing
For contractors at a school such as Hungerford Primary School, sealing has to be finished before term starts.
What your quote should include
- Whether old or failed sealant will be cut out, not overlaid
- Is the sealant right for the movement and the substrate?
- Is depth set with backing rod, or bond-breaker tape in shallow joints?
- Are they CHAS accredited or on Constructionline?
Why act early in Upper Eddington
Some packages split mastic across the window fitter, kitchen fitter and plumber. In practice it often means different standards, gaps in responsibility and snags nobody owns. A single mastic package gives one point of responsibility, with the same standard on every plot. For buildings around smaller places like Upper Eddington, water damage can go unnoticed for longer, especially where a building isn’t used daily, so a failed joint can leak for a while before anyone sees it. Resealing early avoids that.
No two sites price the same: the joint sizes, the specified product, access and working hours each have a bearing. A fixed quote follows once we understand the job.
Why choose Mastic Doctor in Upper Eddington
- CHAS accredited
- Commercial sealant work since 2005
- Specification-led, product-correct work
- Our applicators hold CSCS cards
Read how commercial sealant jobs are priced and our accreditations and insurance.
Diagnose, treat, sign off
Our CSCS-carded applicators arrive with the sealants, primers and backing rod the job calls for. Any old material is cut back to clean, sound faces, the manufacturer’s primer is applied where it’s called for, and the sealant is tooled off neatly. Rural sites near Upper Eddington may need directions, gate codes or a contact on site. Add it to your enquiry and we will build it into the plan.
- First we take quantities off the drawings and read through the specification.
- A fixed quote sets out the scope, the products and the sequence.
- You tell us what site paperwork you need, such as RAMS, an insurance certificate or CSCS details, and we confirm it with the quote.
- Work follows the programme, area by area, as rooms and elevations become ready.
- Each joint is prepared, backed to depth and sealed in the product the specification names.
- Snags are cleared before handover and completed areas carry our 12-month guarantee.
Preparing the site
- Tell staff and tenants when we’ll be in
- Flag any permit to work we’ll need
- Send any specification or drawings in advance
Ask for a quote
Pricing a project or setting a maintenance budget? We’ll quote against your scope and drawings that you can work with. If you have questions first, call the office on 01277 525 020 or send details through our quote form.
Read more
Site staff or a sealant specialist?
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.
Redoing a failed joint typically 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.
Different surfaces, different methods
Fire-rated sealant where specified
Where the specification calls for fire-rated or intumescent sealant around service penetrations or linear gaps, we install it to the manufacturer’s tested detail. The design and sign-off of fire stopping sit with the designer, principal designer or fire engineer and we install what’s specified.
Internal decorators’ caulk
Where the specification calls for it, acrylic decorators’ caulk goes on non-moving internal gaps before painting. It’s for gaps that stay still and get painted, and we use a flexible sealant where there’s movement.
What sets the cost
What shapes the price:
- Backing rod, priming and other preparation
- Specialist products, such as fire-rated or hygienic sealants
- Site requirements such as inductions and permits
- Location, for remote and island sites
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
For an accurate fixed quote, we need to understand the site. Send us:
- How the joints are reached, and at what height
- Drawings or a marked-up plan, if available
- When you need the work done
- Clear photos of the problem areas
Every quote starts with the facts: what’s there, how much of it, how we reach it and what’s specified. Share whatever details you have and we will fill any gaps with a visit.