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

Facade and window perimeter sealing in Forest Green, Surrey

Facade sealing for Forest Green, from a contractor working since 2005. Fully insured and CHAS accredited.

  • Previous reseals run over old sealant
  • Weathered facade joints that have lost their grip
  • Sealant pulling away from frames or panels
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
A fixed quote for the work, with the scope in writing.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Signed off, with 12 months’ guarantee.
Covering the South East & Scotland
CHAS accredited
£5m public liability

Facade sealing near Forest Green

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

When to call us in Forest 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.

Site and facilities staff are often the first to spot these:

  • Gaps between rainscreen or cladding panels
  • Previous reseals run over old sealant
  • Leaks at window and door perimeters
  • Sealant pulling away from frames or panels

For contractors building in or near Forest Green, we seal to the drawings, the specification and the programme.

What your quote should include

  • Whether primer will be used where the manufacturer specifies it
  • How the existing material will be dealt with
  • Which product they’ll use, and why it suits the joint
  • Who will actually carry out the work

Our contractor checklist

Facade sealing in Forest Green

We seal window and door perimeters, cladding panel joints, external facade joints and perimeter joints where frames meet the structure. Where sealant is the specified fix, we also take on coping and flashing joints. We work on stone and brick facade joints, coping and flashing joints and cladding panel joints, and what we’re called in for most is cold air coming in at window perimeters and damp patches beside frames after rain. A single leaking joint is often how a building in Forest Green first comes to us: we check the joints around it and give you an honest view of what needs doing now and what can wait.

Construction in and around smaller places such as Forest Green is often barn conversions, small groups of houses or extensions to halls and schools. Each still needs a proper mastic package: window perimeters, facade joints and internal sealant to the specification.

Our 12-month guarantee is about workmanship, not wear and tear. Sealant wears with time, and movement, weather, cleaning and use decide how fast, so we spell out the cover before we begin.

Mastic Doctor team members lined up next to their branded vans outside an office building
Place
Forest Green (RH5)
Wider area
Surrey
Guarantee
12 months on our workmanship
Price
A fixed quote before we start
Phone
01277 525 020
Updated
3 November 2026

Site staff or a sealant specialist?

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.

Some joints are best left to specialists: fire-rated seals that must follow a tested detail, trafficked floor joints and external movement joints among them. Getting these wrong usually costs more in the end than doing them right.

Sites and facades in and around Forest Green

Forest Green is in the South East, one of the UK’s drier regions. Even so, frost and condensation on steel and glass are common on winter mornings, so the external programme keeps a little slack. Forest Green is about 27 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.

Window perimeters and facade joints around Forest Green need correct width, depth and backing rod as much as a neat finish.

Forest Green is about 6 miles south-west of Dorking, in Surrey. Looking for facade sealing in Forest Green? We can help, as we do across Surrey. We work across 379 places in Surrey. Our Brighton page has more on work in that area (25 miles or so).

If you need facade sealing in RH5, the process matches everywhere else we work: send details, get a quote, we seal, guaranteed. If your site is on Horsham Road and Ockley Road or close by, we can quote for facade joints. If your building is just outside Forest Green, we cover Ockley (2 miles south-east), Abinger Bottom (2 miles north), Coldharbour (2 miles north-east), Friday Street (3 miles north) and Abinger Common (3 miles north). A short drive away, we cover Guildford (10 miles north-west), Woking (13 miles north-west), Epsom (13 miles north-east), Horley (10 miles east), Redhill (11 miles north-east) and Ewell (15 miles north-east).

Around Forest Green

Around Forest Green, our work takes us to commercial buildings near The Parrot pub and Wallis Wood and the streets around them. The closest station to Forest Green is Ockley station, about 2.6 miles east. Nearby you’ll also find Abinger Castle (2.9 miles north) and Mesolithic Museum (2.9 miles north). The countryside around Forest Green includes Leith Hill and Vann Lake.

Map of Forest Green © OpenStreetMap contributors

Common questions from Forest Green clients

Is Forest Green too small for you to travel to?

No. Small places get the same service as large ones. We cover Greater London and the counties of the South East. Where we can, we group nearby jobs to make the most of each trip.

What site paperwork comes with a job in Forest Green?

We will confirm the paperwork you need, such as RAMS, our insurance certificate and CSCS details, with the quote. We hold £5m public liability insurance, are CHAS accredited and a Constructionline member, and our applicators are CSCS-carded.

Do you install glazing systems?

No. A glazing contractor handles that. We reseal window perimeters, panel joints and frame-to-structure perimeters across the facade.

How many days will you need on site?

It depends on the scope, though a typical visit normally takes anything from a single day to several weeks, depending on joint lengths, access and the weather. For bigger or phased jobs, we’ll set out a timescale with the quote.

Do you use silicone for external joints?

The product follows the joint’s movement, the surfaces and the specification. BS EN 15651 Parts 1 and 2 cover facade and glazing sealants, and specifications often name them, and we work to what is specified.

Do you guarantee your work?

Yes. Our workmanship is backed for 12 months.

What do you charge?

We don’t publish prices, as every site differs. With photos or drawings, we can give you a fixed quote.

Our process

We follow your site rules from the start: signing in, inductions and any permit to work. Once we are cleared to begin, we take the joints in the sequence agreed with you, and each area is checked before we leave it. For a building around Forest Green, tell us how to find it and who will meet us. Add it to your enquiry and we will build it into the plan.

  1. Photos, drawings or a visit tell us about the joints and the access.
  2. Product choice follows the joint’s movement and substrate.
  3. The existing bead comes out in full and both faces cleaned back.
  4. Primer goes on where the product data asks for it.
  5. Rod goes in to fix the depth, then the joint is sealed and tooled.
  6. We go over the completed work with you before leaving.

What we need from you

  • Tell us which areas need to stay in use
  • Share your working hours and any access restrictions
  • Warn occupants and staff about the work

Getting a fixed quote

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, call the office on 01277 525 020 or email a schedule or drawings.

Get a quick quote

Advice

Why act early in Forest Green

If access is already up for other work, resealing at the same time makes sense. Combine it with planned external works and you only arrange access once, which is often the biggest saving. Around Forest Green, it’s better to renew all the failing joints at once. Photos of every joint help us quote for the whole job.

Access can matter as much as the joints themselves: easy-to-reach joints are quicker than those that need equipment to get to. Tell us how the joints are reached and call for a quote.

Why clients in Forest Green choose us

  • Work to your specification and the manufacturer’s guidance
  • Fixed quotes based on photographs, drawings or a visit
  • Colour options checked against the specified product
  • Constructionline member

See our cost guide and our accreditations and insurance.

Cost factors for facade joints

Quotes vary with the job. It mainly depends on:

  • How much there is to seal
  • How accessible the joints are
  • Phasing around occupants
  • Which sealant the job calls for

Small jobs and large programmes are priced from the same things: what’s in scope, how we reach it, what’s specified and when it needs doing. Call for a quote and we’ll put a fixed figure on it.

What to include in your enquiry

Whether it’s one area or a whole building, the same details help:

  • The product your specification calls for
  • Access details, including height
  • Any dates the work must fit around
  • Rough lengths or quantities, or drawings if you have them

Every quote starts with the facts: 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.

When it isn’t the sealant

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

  • Damp caused by condensation inside the building
  • Joints whose design needs changing by the specifier
  • Installing or repairing glazing systems

If you’re not sure, just call the office on 01277 525 020 or email a schedule or drawings and we’ll give you a straight answer before you book.

Joints and surfaces we work on

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

Trusted. Accredited. Insured.