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With more than 20 years of expertise in the Silicone sector, DJM Sealants has emerged as the premier mastic service provider throughout London, Surrey, Kent, and the adjacent regions. Our reputation for dependability, profound knowledge, and unparalleled proficiency in mastic applications stands as a testament to our commitment to excellence.

Throughout its history, DJM Sealants has executed mastic tasks across residential and commercial sectors, distinguishing itself through a broad spectrum of silicone solutions. We exclusively employ top-tier products and materials from renowned suppliers for our silicone projects.

Our team possesses comprehensive expertise in various mastic types, ranging from standard bathroom sealants to specialised formulations like anti-pick, 2-part silicone, and clean room mastic, ensuring that we recommend and utilise the most effective mastic for your project, guaranteeing a durable and flawless seal.

Our offerings span the entire gamut of mastic applications, including the removal and replacement of deteriorated mastic, resealing, glazing sealants, expansion joints, glass curtain walling, fire sealant, clean room sealants, anti-pick silicone, food-grade sealants, swimming pool silicone, and conducting sound and air tests.

No matter the scale of your project - from a single bathroom needing fresh mastic to commercial spaces requiring specialised silicone, or extensive developments with multiple units - DJM Sealants is equipped to deliver unmatched services.

Strategically positioned at the juncture of London and Surrey, we gladly serve a wide area including Croydon, Sutton, Bromley, Chislehurst, Central London, Clapham, Cobham, Balham, Kingston, Beckenham, Bromley, Orpington, East Grinstead, Wimbledon, Redhill, Reigate, Crawley, and the entirety of Surrey, Kent, and their surrounding areas.

We are eager to offer our expertise, guidance, a comprehensive price list, and a detailed quote upon request.

To elevate your project with the final touches it deserves, please contact Danny today.

Danny can be relied upon to complete a quality job without the fuss, always leaves the place clean and tidy, and is always friendly and polite. I have no issues recommending him to my clients.
- Thomas Whittock