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

Plastow Green facade sealing

Work needed on a facade joint in Plastow Green? We assess it, carry out the work and guarantee our workmanship for 12 months.

  • Weathered facade joints that have lost their grip
  • Staining on stone next to old sealant
  • Failed sealant on precast panel joints
1
Send details
Drawings, photos, a joint schedule or a site visit.
2
Get a quote
Scope agreed and priced before anything starts.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
12-month guarantee on our workmanship.
South East, London & Scotland
CHAS & Constructionline
£5m public liability

Facade sealing across Plastow Green

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

Why act early in Plastow Green

Topping up a failed joint usually buys very little time. A full cut-out and reseal costs more on the day but lasts much longer and avoids repeat call-outs. Older rural buildings around Plastow Green move with the seasons, and rigid or tired sealant can’t keep up. A sealant with the right movement capability, correctly sized, lasts far better.

Quantities, awkward access and phased working all shape the price. So do site requirements such as inductions and permits, along with the time of year for external work.

What you get with us

  • One number for every site we cover
  • CHAS accredited
  • RAL and finish matching where the product range allows
  • Fixed quotes based on photographs, drawings or a visit

See what affects the cost and our accreditations and insurance.

How we handle facade sealing in Plastow Green

Some clients need every window on a block resealed; others need a few leaking frames sorted. The approach doesn’t change with the size: cut out, clean, back, prime where needed and seal. Each job carries our 12-month guarantee. We work on coping and flashing joints, perimeter joints where frames meet the structure and window and door perimeters, and what we’re called in for most is gaps between rainscreen or cladding panels and sealant pulling away from frames or panels. Whoever orders the work in Plastow Green, the brief is typically the same: a clear scope, tidy work and joints that don’t fail again.

Conversions of older rural buildings near smaller places such as Plastow Green bring stone, flint, brick and timber up against new glazing. A product that grips an irregular face, with a colour that suits the building’s character, is typically what’s needed.

Every job is signed off with a 12-month guarantee. The promise is simple: if our work fails within that year, we put it right.

Place
Plastow Green (RG19)
Wider area
Hampshire
Guarantee
A 12-month guarantee
Quote
Fixed quote, scope in writing
Phone
01277 525 020
Page updated
3 November 2026
The Mastic Doctor team standing beside their branded vans outside an office building

Contractors’ notes for Plastow Green

Plastow Green is about 50 miles from central London. Towns within reach of London tend to keep building, from flats to offices and schools, so mastic packages have to keep pace with busy programmes. Rainfall across the South East, Plastow Green included, is lower than in many parts of the UK. That doesn’t stop wet spells, or frosty starts that leave panels too damp to seal, which is why external dates are agreed with the site manager.

Units on estates such as Scion Business Park (to the east of Plastow Green) tend to be reclad and refitted as tenants change, and each job leaves cladding and perimeter joints to seal. For contractors at a school such as Cheam School, sealing has to be finished before term starts.

Plastow Green is about 4 miles south of Thatcham, in Hampshire. Plastow Green sits inside our coverage, and jobs here get the same fixed quote and 12-month guarantee as anywhere else. Plastow Green is one of 723 places we cover in Hampshire for facade joints. For work in that direction, see our Reading page (13 miles or so).

If you need facade sealing in RG19, the process matches everywhere else we work: details, then a fixed price, then sealing and a 12-month guarantee. Just outside Plastow Green, we also work in Goose Hill (1 mile north-east), Mill Green (1 mile north), Headley (1 mile north-west), Fair Oak (1 mile east) and Ashford Hill (1 mile east). Nearby towns on our patch include Basingstoke (8 miles south-east), Andover (14 miles south-west), Tadley (4 miles east), Hook (13 miles east), Popley (8 miles south-east) and Kempshott (9 miles south-east).

Landmarks near Plastow Green

The nearest railway station is Thatcham station, roughly 2.9 miles north. Nearby you’ll also find Old Chapel Textile Centre (2.4 miles north-west) and West Berkshire Community Hospital (4.4 miles north-west). For a walk, there’s Thatcham Reed Beds and Ladle Hill.

Map of Plastow Green © OpenStreetMap contributors

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 each bead is tooled to a neat concave finish. Smaller jobs around Plastow Green can be grouped with others nearby, which keeps travel down. A fixed quote is given before anything starts.

  1. We plan access and the order of elevations with the client.
  2. Weather and temperature are checked against the product’s limits.
  3. We remove the old bead and check the edges are sound.
  4. Joints are cleaned, primed if required and fitted with backing rod.
  5. Sealant is gunned in and tooled hard onto both faces.
  6. Once signed off, the work carries our 12-month guarantee.

Before we start on site

  • Let us know about inductions and permits
  • Tell staff and tenants when we’ll be in
  • Tell us your opening times and when work is allowed

Request a quote

For a fixed quote, call 01277 525 020 or send details through our quote form. Our quote form is another easy route.

Get a price

Read more

Plastow Green: questions and answers

Do you take on work at healthcare sites like West Berkshire Community Hospital?

Yes, hospitals are one of the sectors we cover. The estates team’s permit system and infection-control rules come first, and the work is planned around them.

Is Scion Business Park, near Plastow Green, within your area?

Yes. We cover Plastow Green and the area around it, including industrial estates, business parks and retail parks such as Scion Business Park. Send details of the unit and the work through our quote form for a quick quote.

Do you install glazing systems?

No. Glazing, windows and glass replacement aren’t part of our work. We seal the joints around them, such as perimeter joints where frames meet the structure.

How long do sealant joints last?

There isn’t a single answer, because life depends on how much the joint moves, how exposed it is and how it’s cleaned and used. Regular checks let you plan resealing before leaks or damage.

Is colour matching possible?

In many cases, yes. Sealants are made in a wide range of standard colours, and matching to RAL references or nearby finishes is commonly requested. We confirm what’s available for the specified product when we quote.

Is the work guaranteed?

Yes, for 12 months. If our installation fails in that time, we return and fix it.

What about RAMS and site documents?

Tell us what site paperwork you need (RAMS, insurance certificate, CSCS details) and we’ll confirm with the quote.

Quoting for work in Plastow Green

We price every job individually. The things that drive the figure:

  • Joint width, depth and condition
  • Location, for remote and island sites
  • Specialist products, such as fire-rated or hygienic sealants
  • The total length or number of joints

A quote for facade joints depends on quantities, condition and access, plus any specification you’re working to. Ask us for a fixed quote.

Details that help us quote

However big the job, these details speed things up:

  • Specification clauses that apply
  • Asbestos survey details if the building is older
  • Drawings or a marked-up plan, if available
  • Where the site is, with the postcode

A good quote starts with a clear picture: the joints involved, quantities, access and the product called for. Send what you have, and we will arrange a site visit if anything is unclear.

Honest limits

Sealant solves a lot, but not everything, and we are upfront when that’s the case. These need a different solution:

  • Water getting in through cracked render or porous masonry
  • Providing access systems for the work
  • Damaged frames that need replacing

Not sure which it is? You can call the office on 01277 525 020 or email a schedule or drawings and we’ll tell you honestly before you book.

Joints and surfaces we work on

  • Perimeter joints where frames meet the structure
  • Shopfront frames
  • Window and door perimeters
  • Cladding panel joints
  • Stone and brick facade joints
  • Coping and flashing joints

Keeping the joints sound

Regular inspection catches problems early. Specifically:

  • Share access with other external trades
  • Avoid harsh cleaners on facade sealant
  • Keep sills, gutters and drainage paths clear
  • Walk the elevations once or twice a year

Keep a note of which product went in and when. Future work can then match the product and colour without guesswork.

Building facade joints into a maintenance cycle avoids emergency repairs. Regular checks let you renew joints before water gets in instead of after the damage.

Common problems we fix in Plastow Green

Sun, rain and temperature swings wear facade sealant down over the years. UV and weather harden the sealant until it can’t stretch with the building, and cracks or adhesion loss follow.

Clients normally get in touch after noticing one or more of the following:

  • Weathered facade joints that have lost their grip
  • Failed sealant on precast panel joints
  • Damp patches beside frames after rain
  • Perimeter joints where frames meet the structure

For a contractor working at a hospital such as West Berkshire Community Hospital, which lies north-west of Plastow Green, perimeter and facade sealing is planned around patients and deliveries.

Comparing quotes

  • The terms of the workmanship guarantee
  • What level of public liability insurance do they hold?
  • Their plan for phasing and protecting the area
  • Their pre-qualification and accreditations

How to choose a sealant contractor

Accreditations

Trusted. Accredited. Insured.