Introducing the DIYUK High Temperature Silicone Sealant, engineered for the ultimate heat resistance up to 1500°C! This versatile sealant is perfect for sealing connections in fireplaces, ovens, and chimneys. Its unique silicate formula turns dark grey upon hardening, providing a durable and flexible seal that is odourless and easy to apply. Perfect for applications on metal, stone, and brick, it helps insulate joints and fill cracks effectively. Ideal for high-temperature setups, this sealant requires clean surfaces for optimal adhesion. Elevate your fireplace maintenance with this robust, halogen-free solution today!.