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

Mastic Sealing in Ightham

Mastic sealing for building owners, managing agents and housing associations in Ightham. CHAS accredited, Constructionline member, with a 12-month guarantee on workmanship.

  • Estate-wide sealant that is simply worn out
  • Communal area joints that look neglected
  • Draughts at frames across a block
1
Send details
Send the specification, photos or a marked-up plan.
2
Get a quote
A fixed price, with what’s included set out clearly.
3
We seal
Prepared joints, the specified product, a tidy finish.
4
Guaranteed
Our workmanship is guaranteed for 12 months.
South East, London & Scotland
CHAS accredited
Fully insured: £5m PL

Need mastic sealing in Ightham?

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

Mastic sealing in Ightham

On a residential block, the work happens around people’s lives. The sequence, the areas and the dates are settled with you, giving you what you need to notify residents. Communal entrances and stairs stay usable while we work. If you have water getting in round frames after rain and movement joints with sealant missing, we can put it right. Most enquiries from Ightham start with one failed joint and grow into a wider look at the building: we check the joints around it and give you an honest view of what needs doing now and what can wait.

In and around smaller places like Ightham, landlords and agents often look after small groups of housing association properties, converted farm buildings and community buildings. Mastic around frames and on external joints wears out in time, whatever the building.

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 are clear about what is covered before work starts.

The Mastic Doctor team standing beside their branded vans outside an office building
Where
Ightham (TN15)
Wider area
Kent
Guarantee
12 months on our workmanship
Quote
Quoted before any work starts
Phone
01277 525 020
Updated
3 November 2026

When to call us in Ightham

Frames, panels and masonry expand and contract through the year, and the sealant takes up that movement. If the joint or the product wasn’t suited to the movement, it splits and fails early.

Look out for the following:

  • A mix of products and colours from past repairs
  • Complaints coming in block by block
  • Window mastic that has split and shrunk
  • Worn sealant at communal door frames

For owners of several units at places like Bourne Enterprise Centre, which lies north-east of Ightham, one programme can deal with frame and external mastic across the lot.

What to look for in a quote

  • How long is the guarantee, and what does it include?
  • Proof of insurance
  • Can the work be phased to keep areas open?
  • Which product they’ll use, and why it suits the joint

Questions to ask before you appoint anyone

How a job runs

Working in a building that stays open takes some planning. We sign and contain the area we are in, keep walkways clear and move on in phases so staff and visitors can carry on around us. Rural sites near Ightham may need directions, gate codes or a contact on site. Send that with the details and we will confirm the plan with the quote.

  1. We inspect the joints, building by building, and record what has failed and why.
  2. A fixed quote follows, split by block or building if that suits you.
  3. Dates, areas and access are agreed so residents or tenants can be told in advance.
  4. Old sealant is stripped and each face prepared back to firm material.
  5. Backing rod and primer go in as the joint requires, then the new bead is placed and tooled.
  6. Finished joints are looked over and the 12-month guarantee confirmed.

What we need from you

  • Explain the parking and delivery arrangements
  • Share your working hours and any access restrictions
  • Tell us what induction or permit system the site runs

Ask for a quote

If there’s a specification, drawings or a tender package, send it with your enquiry, and we will price against exactly what is specified. Smaller jobs need nothing more than photos and a few notes.

Get a quick quote

Advice

Ightham: questions and answers

Can you work at a site such as Bourne Enterprise Centre, by Ightham?

Yes. Our area takes in Ightham and its surroundings, with estates and business parks such as Bourne Enterprise Centre included. To start, just call the office on 01277 525 020 or email us with the unit, the joints involved and your access times.

Do you work for managing agents with blocks near Borough Green & Wrotham station?

Yes. Managing agents, landlords, property factors and housing associations are who this service is for. Send the address, photos of the elevations and your access arrangements, and we’ll give a fixed quote.

How long does a typical visit take?

That varies with the scale of the job, but the work normally takes a few days for most blocks, with larger programmes scheduled building by building. For bigger or phased jobs, we’ll set out a timescale with the quote.

Is Ightham in your area?

Yes. Ightham is in our area and the rest of Kent, within our coverage of Greater London, South East England and Scotland. To discuss a job, phone 01277 525 020 or email us.

Can weather delay the job?

It can, for external work. Sealant won’t bond properly to a wet or frosty joint, so we watch the forecast and rearrange outside work if we have to. Indoors, the weather is rarely a problem.

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.

How do you reach windows on upper floors?

Every block is different. We agree access with you at quote stage so the fixed quote reflects it.

Block-wide mastic in Ightham

Rainfall across the South East, Ightham included, is lower than in many parts of the UK. Outside mastic still needs a dry joint and the right temperature, while the elevations that take the most sun tend to show hardened mastic first. Central London is about 22 miles from Ightham. Managed blocks of flats are a big part of commuter-belt property.

Site managers at schools like Ightham Primary School can fit frame mastic into the summer works. With historic buildings such as Ightham Mote, 1.5 miles to the south of Ightham, in the wider area, owners of older properties around Ightham should expect mastic to need a product that suits old masonry.

Ightham is about 4 miles east of Sevenoaks, in Kent. Anywhere in TN15, it works the same way: send details, get a fixed quote, we seal, and the work is guaranteed. Across Kent, 931 places are covered, Ightham among them. There’s a separate page for London, about 22 miles away.

Business premises anywhere in TN15 are within our area. Among the streets we cover are The Street, Redwell Lane and Old Lane. We also cover Oldbury (1 mile north), Ivy Hatch (1 mile south-west), Sheet Hill (1 mile south-east), Styants Bottom (1 mile north-west) and Yopps Green (1 mile south-east) for mastic joints. Bigger towns within reach include Maidstone (11 miles east), Dartford (12 miles north), Sevenoaks (4 miles west), Royal Tunbridge Wells (10 miles south), Gravesend (11 miles north) and Tonbridge (6 miles south).

Around Ightham

Locally, jobs take us to sites close to Ivy Hatch Nature Reserve, Wrotham School and The Old House and the streets around them. For rail, the closest station is Borough Green & Wrotham station, roughly 1.5 miles north-east. Other landmarks nearby include Ightham Court (1.1 miles north) and Beechin Wood Archery Museum (2.3 miles east).

Map of Ightham © OpenStreetMap contributors

Surface by surface

Commercial and mixed-use buildings

Mixed-use buildings combine shops below with flats or offices above the programme has to suit everyone. We plan around the site hours and access windows you give us.

External movement joints

Joint size and product are matched to the expected movement with the width-to-depth ratio set as the manufacturer advises.

Honest limits

We check first that sealant really is the fix. It isn’t the answer for:

  • Failed window or door frames, which need a window contractor
  • Broken glass or failed sealed units
  • Leaks from above rather than through a joint

If in doubt, phone 01277 525 020 or email a schedule or drawings and we’ll say what we think before you book.

Joints and surfaces we work on

  • Communal kitchens and washrooms
  • Communal entrances and stairwells
  • Window and door perimeters on blocks
  • Shopfronts below residential blocks
  • External wall and movement joints
  • Balcony and threshold joints

Why act early in Ightham

Reacting to every complaint means sending someone out block by block. A planned programme treats each building once, under a single quote and a single programme. One visit to deal with every failing joint makes more sense than several trips to a place like Ightham, rather than one at a time. Photos of every joint help us quote for the whole job.

No two sites price the same: joint size, product, access and site hours all play a part. A fixed quote follows once we understand the job.

Why appoint us

  • Colour options checked against the specified product
  • Public liability insurance in place
  • CHAS accredited contractor
  • Work to your specification and the manufacturer’s guidance

Take a look at how commercial sealant jobs are priced and our accreditations and insurance.

Should maintenance staff do it?

The visible bead is only part of the job. Correct depth, the right primer and a sealant matched to the movement are easy to get wrong without experience.

Putting right a botched joint often costs more than sealing it well at the start, because the whole bead must be removed and the faces cleaned back again. That’s why many clients bring in a specialist from the beginning.

Accreditations

Trusted. Accredited. Insured.