Coverage Area
Areas We Cover
Based in West Malling, The Mastic King provides professional mastic sealant and silicone finishing services across Kent, South East London, Surrey, and Sussex.
Mastic Sealant Services in Kent, London & the South East
The Mastic King offers professional mastic sealant and silicone finishing services throughout Kent, South East London, Surrey, and Sussex. Based in West Malling, we specialise in providing high-quality home repair solutions, including sealing work for bathrooms, kitchens, windows, doors, flooring, and commercial projects.
Whether you are a homeowner, builder, tiler, or contractor, our Kent sealant services guarantee clean, precise, and long-lasting finishes every time.
Dedicated Service Pages
We have a dedicated page for each of our main service areas — with local information, postcodes covered and FAQs specific to your town.
Kings Hill
Our home baseME19
View page →West Malling
Minutes awayME19
View page →Larkfield & Aylesford
ME20
View page →Snodland
ME6
View page →Borough Green
TN15
View page →Maidstone
ME14–ME17
View page →Tonbridge
TN9–TN11
View page →Tunbridge Wells
TN1–TN4
View page →Sevenoaks
TN13–TN15
View page →Chatham
ME4–ME5
View page →Rochester
ME1–ME3
View page →Gillingham
ME7–ME8
View page →Gravesend
DA11–DA12
View page →Dartford
DA1–DA2
View page →Swanley
BR8
View page →Bromley
BR1–BR3
View page →Canterbury
CT1–CT3
View page →Ashford
TN23–TN26
View page →Folkestone
CT18–CT20
View page →Sittingbourne
ME9–ME10
View page →Faversham
ME13
View page →Orpington
BR5–BR6
View page →Herne Bay
CT6
View page →Whitstable
CT5
View page →Margate
CT9
View page →Ramsgate
CT11–CT12
View page →Broadstairs
CT10
View page →Deal
CT14
View page →Sidcup & Bexley
DA5–DA15
View page →Eltham & Welling
SE9–DA16
View page →Bearsted & Loose
ME14–ME15
View page →Headcorn & Staplehurst
TN27–TN12
View page →Full Coverage Map
We also cover a wider area across Kent, South East London, Surrey and Sussex — including the towns below.
Mid & West Kent
- West Malling
- Kings Hill
- Maidstone
- Tonbridge
- Tunbridge Wells
- Sevenoaks
- Aylesford
- Larkfield
- Borough Green
Medway
- Rochester
- Chatham
- Gillingham
- Rainham
- Strood
North Kent
- Gravesend
- Dartford
- Swanley
- Sittingbourne
East & Coastal Kent
- Faversham
- Canterbury
- Whitstable
- Herne Bay
- Dover
- Deal
- Folkestone
- Margate
- Ramsgate
- Broadstairs
South East London
- Bromley
- Orpington
- Sidcup
- Bexleyheath
- Greenwich
- Woolwich
- Eltham
Wider Coverage
- Redhill
- Reigate
- Crawley
- Parts of Surrey
- Parts of Sussex
Why Choose The Mastic King?
Clean, Professional Finish
Neat, precise silicone every time — no mess, no smears.
Reliable & Punctual
We show up on time and get the job done right first time.
Fully Insured
Your property is protected. We carry full public liability insurance.
Trusted Across Kent
Recommended by homeowners and trades throughout the region.
Not sure if we cover your area?
Get in touch — we're happy to travel for the right job. Contact us today for a free, no-obligation quote.