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

Facade Sealing in Codmore Hill

Facade joint and window perimeter sealing on commercial buildings in Codmore Hill and across West Sussex. CHAS accredited and fully insured, with a 12-month guarantee.

  • Staining on stone next to old sealant
  • Sealant pulling away from frames or panels
  • Draughts around frames and panels
1
Send details
Photos, drawings or a schedule, or we visit.
2
Get a quote
One fixed quote covering the agreed scope.
3
We seal
CSCS-carded applicators, the right product for each joint.
4
Guaranteed
Signed off, with 12 months’ guarantee.
South East, London & Scotland
CHAS & Constructionline
£5m PL insurance

Need facade sealing in Codmore Hill?

Tell us what needs sealing and where, with photos or drawings if you have them, and we’ll price it.

What sets the cost

What shapes the price:

  • Whether the work must be split into stages
  • How much existing material needs removing
  • Specialist products, such as fire-rated or hygienic sealants
  • How accessible the joints are

Larger quantities, tricky access or phasing all shape the price. So do site requirements such as inductions and permits, along with the time of year for external work.

Details that help us quote

There’s no need for a formal survey. These details are enough to start:

  • When you need the work done
  • Photos of the joints, close up and from further back
  • The type of building and who uses it
  • Anything awkward about access or site hours

Let us know the site, the scope and your timescale, and a fixed quote will follow. To get it moving, phone 01277 525 020 or email drawings and photos.

Facade sealing in Codmore Hill

Our facade sealing work covers external facade joints, window and door perimeters, cladding panel joints and the perimeter joints where frames meet the structure for clients around Codmore Hill. Where sealant is the specified fix, we also take on coping and flashing joints. If you have perimeter sealant that has split or peeled away and damp patches beside frames after rain, we can put it right, on window and door perimeters, perimeter joints where frames meet the structure and stone and brick facade joints alike. For commercial sealant work in Codmore Hill, you deal with one contact from quote to sign-off, for single jobs and planned programmes alike.

For a site near Codmore Hill, the mastic visit is planned so the right sealants, primers and backing rod are on hand. Send drawings or photos and the programme and we will quote to suit.

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’re clear about what is covered before work starts.

The Mastic Doctor team standing beside their branded vans outside an office building
Location
Codmore Hill (RH20)
Region
West Sussex
Guarantee
12 months on every job
Price
Quoted before any work starts
Phone
01277 525 020
Updated
3 November 2026

On site: what to expect

In a busy building, the work is phased so only one area is out of use at a time. Each section is protected, cleaned back and sealed before the next one starts. For work around Codmore Hill, we aim to finish in one visit, so photographs and measurements up front really help. That way the right products come on the day.

  1. First we review photographs, drawings or what we saw on a visit, and agree how each joint will be reached.
  2. The old bead is cut away completely, not overlaid.
  3. Both faces are cleaned and, where the product needs it, primed.
  4. Closed-cell rod fixes the depth, and the sealant grips two sides only.
  5. A facade-grade sealant rated for the movement goes in, tooled to a concave profile.
  6. The completed runs are checked with you, then the 12-month guarantee applies.

Before we start on site

  • Clear stock, furniture or equipment away from the joints
  • Send any specification or drawings in advance
  • Flag any permit to work we will need

Get a fixed quote

Quotes are fixed against the scope you send, so the cost is agreed before work starts. To ask for one, speak to us on 01277 525 020 or use the quote form.

Ask for a quote

Related advice

Facade sealing in Codmore Hill: the local picture

Codmore Hill lies roughly 40 miles out from central London. Building activity in the commuter belt runs from new flats near stations to business park refurbishments, which keeps mastic packages in demand. Codmore Hill 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 we time external mastic for dry faces and agree it with the site team.

School extensions, at buildings such as St Mary's Church of England Primary School, typically run to the summer holidays, mastic included. For contractors refurbishing units at places like Broomers Hill Business Park, which lies north-east of Codmore Hill, the mastic covers cladding panels, roller-door and window perimeters. For a contractor at a hotel such as Chequers Hotel, 1 mile to the south-west of Codmore Hill, the mastic often has to be finished before a reopening date.

Codmore Hill is about 10 miles south-west of Horsham, in West Sussex. Looking for facade sealing in Codmore Hill? We can help. We work across 373 places in West Sussex, from busy centres to rural villages. Our Brighton page has more on work in that area, about 19 miles away.

Business premises anywhere in RH20 are within our area for facade joints. For a building on Masons Way, Hill Farm Lane and Stane Street or nearby, we can quote for facade joints. If your building is just outside Codmore Hill, we cover Broomershill (1 mile south-east), North Heath (1 mile north-east), Nutbourne (1 mile south-east), Marehill (1 mile south-east) and Gay Street (2 miles east). Further afield, our area takes in Horsham (10 miles north-east), Worthing (11 miles south-east), Bognor Regis (15 miles south-west), Chichester (15 miles south-west), Littlehampton (11 miles south) and Shoreham-by-Sea (14 miles south-east).

Around Codmore Hill

The nearest railway station is Pulborough station, about 1.2 miles south-west. Well-known places in the area include Coates Castle (4.2 miles west). Not far away are The Mens.

Map of Codmore Hill © OpenStreetMap contributors

Aftercare for building managers

Sealant joints are maintenance items, and how long they last depends on how they’re treated. We suggest:

  • Share access with other external trades
  • Avoid patch repairs on failed facade joints
  • Inspect facade joints on a regular cycle
  • Investigate damp beside windows promptly

If new signage, brackets or services are fixed through a sealed joint, the seal needs making good. Ask the installer to reseal it properly using a matching sealant.

Don’t wait for a full elevation to fail. A few metres resealed promptly can stop water damage spreading behind the facade.

How the job changes by surface

Coping and flashing joints

Not every coping or flashing leak is a sealant problem. We tell you if the fix is a roofing or metalwork job rather than a reseal.

Render and coated surfaces

Paintable sealants exist for joints that will be coated. The choice depends on the specification and finish.

What happens if it’s left?

The longer a failed joint is left, the more the substrate suffers: edges get wet, render and timber deteriorate and frames can move. Acting at the first sign of splitting keeps the fix simple. Converted and older buildings near places like Codmore Hill tend to move, and aged sealant cracks. The right product, sized to the joint, copes much better.

Pricing facade joints depends on how many there are, their condition and the access, plus any specification you’re working to. Ask us for a fixed quote.

Why appoint us

  • CHAS accredited
  • 12 months’ guarantee on every job
  • RAL and finish matching where the product range allows
  • Colours confirmed for the specified product

Read what affects the cost and how we’re accredited.

General trades versus a specialist

There’s also the paperwork. Many sites expect CSCS cards, RAMS and proof of insurance, and our CSCS-carded applicators are used to working under those rules.

The visible bead is only part of the job. Correct depth, the right primer and a sealant matched to the movement are where general trades tend to cut corners.

FAQs: Codmore Hill

Is a smaller place like Codmore Hill outside your area?

Not at all: smaller places are covered as well as towns. We cover Greater London and the counties of the South East. Send photographs and a list of what needs doing, and we will plan the job to need as few trips as possible.

Can work at a site such as Brinsbury College fit around teaching?

Yes, holiday working periods are the norm on campus jobs. Tell us which site documents you need, such as RAMS, our insurance certificate or CSCS details, and they’re confirmed with the quote.

Does the weather affect the work?

It can, for external work. Wet joints and cold, damp or frosty conditions stop the sealant bonding properly, so external work may be moved if conditions aren’t right. Internal work is far less affected.

Are your applicators CSCS-carded?

Yes. Our applicators hold CSCS cards, which many sites require.

Can you work in cold or wet weather?

Rain and frost can pause external sealing. We plan for weather and keep you updated throughout the job.

Can you look at water coming in around a frame?

Yes. We look at the perimeter sealant and tell you whether it has failed as part of pricing. Where the cause seems to be elsewhere, we’d rather tell you than reseal pointlessly.

Can you send site paperwork?

Let us know which documents the site needs, such as RAMS, an insurance certificate or CSCS details, and we will confirm them with the quote.

Accreditations

Trusted. Accredited. Insured.