Description
The SIS 300°C High-Temperature Black Silicone Sealant is a versatile solution for sealing and fixing materials in high-temperature environments. Perfect for both industrial installations and domestic maintenance, this sealant forms a robust heat-resistant joint or bond.
Key features include:
- High-Temperature Resistance: Effectively withstands temperatures up to 300°C, making it ideal for high-heat applications.
- Durable Bonding: Provides a strong, flexible bond that accommodates thermal expansion differences between materials.
- Versatile Application: Suitable for use in stoves, ovens, chimneys, steam and fume ducting systems, and other high-temperature environments.
- Excellent Adhesion: Bonds well to most building substrates, including metals, glass, ceramics, stove ropes, external flue/flashing, wood, concrete, and many plastics.
- Water and Weather Resistant: Offers high flexibility and resistance to water and weather, ensuring long-lasting performance.
This high-temperature RTV silicone sealant is designed for professionals and DIY enthusiasts alike, offering a reliable solution for creating heat-resistant seals and bonds in various applications.

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