Your local Sealant Specialists
delivering professional excellence and high-quality solutions on your most valued projects - Reliability guaranteed

Our services

Sealant Solutions:

  • Internals

  • Externals

  • Commercial Projects

  • Concrete Joints and Slab Work

  • Fire Mastic

  • Glass Works

  • Bespoke Mastic Projects

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Exterior mastic view of a modern building with large glass windows and dark metal framing, with a cloudy sky overhead.

KB Sealants

Working nationwide, our seasoned team of sealant specialists brings in-depth professional expertise and meticulous attention to detail to every site.

Choosing us means choosing a partner committed to honesty, transparency, and delivering enduring quality that you can stake your reputation on.

Newly constructed single-family houses with brick and white siding, black windows mastic, and blue sky. Construction materials and tools visible in front.
External Mastic. London construction site view with two tall cranes, partially built multi-story buildings, and a body of water in the foreground under a partly cloudy sky.
Slab Work Mastic. Gray tiled outdoor staircase with a small landing and three steps leading up.
External Window and door mastic work. Red brick apartment building under construction with green balconies, surrounding construction site with equipment, a leafless tree, and a blue sky.
Black floorline mastic work. Close-up of a corner molding with black contrasting floorline detailing on a light wood floor.
External windows and doors mastic. Newly constructed three-story brick house with large glass sliding doors on the ground level, black window frames, and a brown shingle roof. The yard is under landscaping with gravel and a brick border.
External mastic work on a cherry picker, glass building.
Internal mastic work. A modern bathroom with a freestanding white bathtub, green subway tile walls, and patterned black and white floor tiles.
External concrete joint mastic work.

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