Description
Bond It Builders Mastic is a traditional oil-based sealant specially formulated for sealing and pointing around building materials such as wood, concrete, brick, metal, and glass. The brown colour provides a neat, professional finish that blends perfectly with darker surfaces such as timber frames, brown window units, and brickwork.
This high-performance mastic remains permanently flexible and weatherproof, making it ideal for both interior and exterior use in construction and maintenance applications.
Key Features
- Oil-based sealant for building and glazing applications
- Weather-resistant for long-lasting durability
- Permanently flexible – resists cracking and movement
- Ideal for sealing timber, brick, concrete, and metal
- Brown finish – perfect for matching darker surfaces
- Suitable for internal and external use
Benefits
- Provides a professional, colour-matched seal on building materials
- Prevents water ingress and protects against weather damage
- Excellent adhesion to porous surfaces
- Easy to apply, tool, and clean up
- Ideal for builders, decorators, and DIY repair work
- Long-lasting finish that maintains flexibility over time
