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

Facade Sealing contractors in Hill Grove

We carry out facade joint and window perimeter sealing on commercial buildings in Hill Grove. Send details for a fixed quote.

  • Failed seals around shopfront and entrance frames
  • Gaps between rainscreen or cladding panels
  • Draughts around frames and panels
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
The right sealant, to the right depth, neatly finished.
4
Guaranteed
Our workmanship is guaranteed for 12 months.
London, the South East & Scotland
Constructionline member
£5m public liability

Facade sealing for Hill Grove sites

Photos, a specification or a quick description of the joints is enough to start a fixed quote.

When to call us in Hill Grove

Most facade joints fail through age and weathering. UV and weather harden the sealant until it can’t stretch with the building.

Most enquiries start with something like this:

  • Discoloured or dirty facade joints
  • Old perimeter mastic that has dried out
  • New sealant peeling off old mastic
  • Sealant pulling away from frames or panels

School extensions, at buildings such as Swanmore Church of England Aided Primary School, typically run to the summer holidays, mastic included.

What to look for in a quote

  • Health and safety accreditation such as CHAS
  • What level of public liability insurance do they hold?
  • The terms of the workmanship guarantee
  • Their approach to joint depth and backing

How to choose a sealant contractor

Facade sealing in Hill Grove

We seal window and door perimeters, cladding panel joints, external facade joints and perimeter joints where frames meet the structure. Coping and flashing joints are included where sealant is the specified fix. If you have weathered joints at frame-to-structure perimeters and sealant pulling away from frames or panels, we can help. Whoever orders the work in Hill Grove, the brief is normally the same: a fixed quote, no surprises on site and a 12-month guarantee behind the result.

In the countryside around places like Hill Grove, 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.

Our 12-month guarantee is about workmanship, not wear and tear. How long a sealant joint lasts depends on movement, exposure, cleaning and use, so we spell out the cover before we begin.

The Mastic Doctor team standing beside their branded vans outside an office building
Place
Hill Grove (SO32)
Wider area
Hampshire
Cover
12 months on every job
Quote
A fixed quote before we start
Telephone
01277 525 020
Last updated
3 November 2026

Questions about Hill Grove

Would you work within a site like Knowle Hospital?

Yes. Healthcare sites are among the places we work. Before anything starts, the estates team agrees permits, inductions and infection-control measures with us.

Can you work at a site such as Waltham Business Park, by Hill Grove?

Yes. We cover Hill Grove and the area around it, including industrial estates, business parks and retail parks such as Waltham Business Park. Photos and a short description are enough for a first look.

How much does the work cost?

Each job is quoted on its own details. To get one, give us a call on 01277 525 020 or email drawings and photos.

Is any job too small?

Small jobs are welcome alongside larger packages. Photos and a description are enough to start.

Will you come and look before quoting?

It depends on the job. Simple work can often be priced from photographs, while larger or less clear jobs get a site visit first.

What’s the quickest route to a quote?

You can use the quote form on this site; alternatively, phone 01277 525 020 or email drawings and photos. Photos, drawings or a joint schedule help us quote quickly.

Who decides which product is used?

Where there’s a specification, we use the product it names. Otherwise, we recommend a product to suit the joint’s movement, the substrate and the conditions, following the manufacturer’s guidance.

After the work

Cleaning and maintenance staff play a part too. Share these points with them:

  • Clear debris that holds water against joints
  • Ask about asbestos in pre-2000 mastic
  • Avoid patch repairs on failed facade joints
  • Walk the elevations once or twice a year

Look at perimeter and panel joints as part of routine building checks. Watch for splits, gaps at the edges, hardening and discolouration; record the locations.

In pre-2000 buildings, check the asbestos register before old sealant is cut out. Older sealants can contain asbestos, and work stops until it’s tested if it’s suspected.

How the job changes by surface

Window and door perimeters

Frame-to-wall joints at windows and doors are the facade joints we reseal most. A low-modulus neutral-cure product, chosen for the frame and wall, goes in.

Brick and stone facades

Brick and stone facades have perimeter and movement joints that need a compatible sealant. We avoid acetoxy silicone, which can stain some natural stone.

On site: what to expect

Inspect, seal, sign off: every visit follows that pattern. First comes an inspection and agreement on scope, then we prepare and seal each joint with the specified product, and the job ends with a walk round and sign-off. For a building around Hill Grove, tell us how to find it and who will meet us. Add it to your enquiry and we’ll build it into the plan.

  1. We plan access and the order of elevations with the client.
  2. We only seal when joints are dry and within the product’s temperature range.
  3. We remove the old bead and check the edges are sound.
  4. Faces are cleaned, primed where needed and backed.
  5. Facade-grade sealant goes in and is tooled to a tidy concave profile.
  6. Once signed off, the work carries our 12-month guarantee.

What we need from you

  • Make sure the joints can be reached
  • Send asbestos survey details if the building is pre-2000
  • Tell us your opening times and when work is allowed

Ask for a quote

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

Get a price

Related advice

Facades, frames and programmes in Hill Grove

Hill Grove is in the South East, one of the UK’s drier regions. Still, external mastic needs dry faces within the maker’s temperature limits, which isn’t every day, so the external programme keeps a little slack. The area within 2 miles of Hill Grove holds several hotels. Hotel refurbishments often run to tight programmes between busy periods, and perimeter and sanitary sealant has to keep up.

Recladding or extending a unit at a site like Waltham Business Park (to the south-west of Hill Grove) brings panel joints and frame perimeters into the programme. New wings at hospitals like Knowle Hospital, 4.4 miles south of Hill Grove, bring long runs of window and panel joints to seal.

Hill Grove is about 6 miles east of Hedge End, in Hampshire. We cover Hill Grove and the rest of Hampshire, and jobs here get the same fixed quote and 12-month guarantee as anywhere else. Our Hampshire coverage takes in 723 places, from busy centres to rural villages. We also cover Southampton, some 10 miles away.

Anyone looking for facade sealing in SO32 gets the same process as the rest of our area: details, then a fixed price, then sealing and a 12-month guarantee. Streets here include Droxford Road, Hill Grove Lane and Dodds Lane, and sites on any of them can send details for a fixed quote. If your building is just outside Hill Grove, we cover Swanmore (1 mile west), Upper Swanmore (1 mile north), Mislingford (1 mile south), Kingsmead (2 miles south) and Shirrell Heath (2 miles south-west). A short drive away, we cover Winchester (10 miles north-west), Gosport (10 miles south), Havant (10 miles south-east), Eastleigh (8 miles west), Fareham (6 miles south) and Horndean (7 miles east).

Around Hill Grove

In Hill Grove, that means premises near Swanmore College of Technology. The nearest railway station is Botley station, about 4.1 miles south-west of the centre. Well-known places in the area include Knowle Hospital (4.4 miles south) and Bishop's Waltham Museum (2.1 miles north-west). For a walk, there’s St Clair's Meadow and Beacon Hill.

Map of Hill Grove © OpenStreetMap contributors

Why act early in Hill Grove

Each spell of rain drives water past a failed facade joint. Behind the frame, that can mean damp plaster, stained ceilings, corroded fixings and damaged insulation. Resealing early costs far less than repairing what the water reaches. For buildings around smaller places like Hill Grove, water damage can go unnoticed for longer, especially where a building isn’t used daily, which gives a failed joint time to do damage. Resealing early avoids that.

The specified product makes a difference, as does the preparation each joint needs. Access, phasing and site requirements come into it too.

Why us?

  • Coloured sealants to suit the setting, where available
  • Old sealant cut out, never sealed over
  • CSCS-carded applicators
  • One number for every site we cover

See what affects the cost and our accreditations.

When it isn’t the sealant

A proper diagnosis includes knowing what sealant can’t do. We’ll tell you if the real problem is any of the following:

  • Installing or repairing glazing systems
  • Cracked or spalling substrates that need repair before sealing
  • Water getting in through cracked render or porous masonry

If you are not sure, just give us a call on 01277 525 020 or email the details over and we’ll give you a straight answer.

Joints and surfaces we work on

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

Trusted. Accredited. Insured.