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

Facade Sealing in Penhurst

Facade joint and window perimeter sealing on commercial buildings across Penhurst, by CSCS-carded applicators. CHAS accredited and fully insured.

  • Cold air coming in at window perimeters
  • Damp patches beside frames after rain
  • Unsightly perimeter sealant on a visible elevation
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
Failed joints cut out, faces prepared, new sealant laid.
4
Guaranteed
Backed by a 12-month workmanship guarantee.
London, the South East & Scotland
CHAS accredited
£5m public liability

Facade sealing across Penhurst

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

Quoting for work in Penhurst

These are the things that shape the price:

  • Access and working height
  • Travel to remote or island sites
  • How much there is to seal
  • Phasing around occupants

The price depends on the quantity of joints, what has to come out first and the access. Call for a quote once you have the details.

What to include in your enquiry

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

  • The asbestos register, for older buildings
  • Approximate linear metres or a joint schedule
  • The postcode of the building
  • Any specification or named product

Send us photographs, drawings or a joint schedule are often enough for a fixed quote. If the job needs a look first, we will arrange a site visit.

About our facade sealing in Penhurst

We don’t install glazing systems or replace glass. What we seal are the joints around them: perimeter joints where frames meet the structure, panel joints and window perimeters. We work on shopfront frames, perimeter joints where frames meet the structure and window and door perimeters, and the usual reasons a site gets in touch are damp patches beside frames after rain and weathered joints at frame-to-structure perimeters. One point of contact handles commercial sealant work in Penhurst from the first photos to the final walk-round, for single jobs and planned programmes alike.

In the countryside around places like Penhurst, 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 workmanship is guaranteed for 12 months, in Penhurst as everywhere else we work. If a joint we sealed fails because of how it was installed, we come back and put it right.

The Mastic Doctor team standing beside their branded vans outside an office building
Place
Penhurst (TN33)
Wider area
East Sussex
Guarantee
12 months on our workmanship
Price
A fixed quote before we start
Telephone
01277 525 020
Page updated
3 November 2026

Should maintenance staff do it?

A short, simple internal joint is often within reach of a maintenance team. The usual problems come from preparation: sealing over old material, sealing onto damp or dusty surfaces, or a product that can’t take the movement.

For most general trades, sealant is a sideline. A specialist brings correct preparation, depth control with backing rod and a product suited to that particular joint, which is what makes a joint last.

Honest limits

A few problems need another trade or a different fix, and we say so rather than covering them up:

  • Arranging specialist high-level access, which is planned with the client
  • Joints too narrow for the movement they take, which need redesign
  • Cracked or spalling substrates that need repair before sealing

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

Surfaces we seal

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

Penhurst: questions and answers

Is a smaller place like Penhurst outside your area?

No. Places such as Penhurst are covered as much as the big towns. London and every South East county are within our area. Send photos and a list of what needs doing, and we will plan the job to need as few trips as possible.

Can you keep pace with our programme in Penhurst?

Yes. Send the programme and drawings, and we will plan the mastic to suit the stages. Any paperwork you need, from RAMS to our insurance certificate and CSCS details, is confirmed with the quote.

How long will the new sealant last?

It depends on movement, UV and weather, cleaning, traffic and the product. Treat them as maintenance items and inspect them regularly.

Will you check whether the sealant is causing the leak?

Yes. Photos help, and you can speak to us on 01277 525 020 or email a schedule or drawings to arrange a visit. Failed perimeter sealant is a common cause, but not the only one.

Should we check old sealant for asbestos?

For older buildings, yes, check before work starts. The duty to manage asbestos sits with the dutyholder, and we will ask to see it. Suspect material is left alone until it has been tested.

What hours do you work?

We’re in the office from 8am until 5pm, Monday to Friday. Tell us your site hours and access windows and the work will be fitted around them.

Do you seal facades in winter?

Year-round work is possible as long as joints are dry and temperatures suit the product. Cold, damp mornings can delay a start, so we plan around the forecast.

Leave it or put it right?

A few metres of new sealant compare well with replacing ceilings, linings or damaged stock. Water through a failed joint rarely stays where it starts, often turning up far from the joint. Converted and older buildings near places like Penhurst tend to move, and aged sealant cracks. A sealant with the right movement capability, correctly sized, lasts far better.

Quantities, awkward access and phased working all shape the price. Site requirements like inductions and permits play a part as well, along with the time of year for external work.

Why clients in Penhurst choose us

  • Coloured sealants to suit the setting, where available
  • Work carried out by CSCS-carded applicators
  • Old sealant cut out, never sealed over
  • Fixed quotes based on photos, drawings or a visit

See how commercial sealant jobs are priced and how we’re accredited.

From enquiry to sign-off

Before any cutting starts, the area is protected: tape along each joint edge and covers over finishes, stock and equipment close by. On site, the work typically takes anything from a single day to several weeks, depending on joint lengths, access and the weather, and we clear our waste as we work. For work around Penhurst, we aim to finish in one visit, so photographs and measurements up front really help. Then the right materials arrive with us.

  1. We start with photos, drawings or a visit to see the joints and agree access.
  2. We confirm the joint type, movement and the specified product.
  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. Backing rod is fitted and the new sealant gunned in and tooled.
  6. We go over the completed work with you before leaving.

Preparing the site

  • Move anything stored against the joints
  • Send your site hours and access windows
  • Tell us what induction or permit system the site runs

Request a quote

Let us know the site, the scope and your timescale, and we will put a fixed quote together. To get it moving, give us a call on 01277 525 020 or send photos by email.

Ask for a quote

Read more

When to call us in Penhurst

Adhesive failure, where the sealant peels away from one face, typically comes from poor preparation. Dust, old sealant residue, damp or a missing primer stop it bonding properly, and movement soon pulls it away.

Common reasons buildings call us in:

  • Cladding panel joints that have opened up
  • Facade joints cracked through the middle
  • Unsightly perimeter sealant on a visible elevation
  • Cold air coming in at window perimeters

Extensions at sites like Bexhill Hospital (5.8 miles south-east of Penhurst) usually sit beside working departments, and the mastic follows strict access rules.

What to look for in a quote

  • How the existing material will be dealt with
  • Are they CHAS accredited or on Constructionline?
  • Do they follow the manufacturer’s priming guidance?
  • The named product and why it was chosen

Choosing a commercial sealant contractor

Sites and facades in and around Penhurst

At about 45 miles from central London, Penhurst is within reach of the capital. Commuter-belt towns tend to see a steady flow of new flats, offices and commercial schemes, so mastic packages have to keep pace with busy programmes. Penhurst 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 the external programme keeps a little slack.

Historic houses such as Bateman's (to the north of Penhurst) are a reminder of the older buildings in the wider area, where sealing against old stone, brick or timber needs compatible products.

Penhurst is about 6 miles north-west of Bexhill-on-Sea, in East Sussex. We cover Penhurst, with the same fixed quotes and 12-month guarantee as everywhere else. Penhurst is one of 308 places we cover in East Sussex for facade joints. Sites around Brighton have their own page, roughly 24 miles from Penhurst.

Anyone looking for facade sealing in TN33 gets the same process as the rest of our area: details, then a fixed price, then sealing and a 12-month guarantee. Close to Penhurst, our area also takes in Steven's Crouch (2 miles south-east), Netherfield (2 miles north-east), Twelve Oaks (2 miles north), Hollingrove (3 miles north) and Brightling (3 miles north). A short drive away, we cover Eastbourne (11 miles south-west), Hastings (8 miles south-east), Bexhill-on-Sea (6 miles south-east), Hailsham (8 miles south-west), Crowborough (14 miles north-west) and St Leonards (8 miles south-east).

Local landmarks in Penhurst

Locally, jobs take us to sites close to Ashburnham Park. For rail, the closest station is Battle station, roughly 3.8 miles east. Well-known places in the area include Battle Museum of Local History (3.2 miles east) and Bexhill Hospital (5.8 miles south-east). For a walk, there’s Senlac Hill.

Map of Penhurst © OpenStreetMap contributors
Accreditations

Trusted. Accredited. Insured.