Kraken Bond Fireplace Sealant is a high-temperature, one-component, silicate-based joint filler perfect for fireplaces, stoves, chimneys, ovens, and HVAC systems. It withstands up to 2732°F, providing reliable sealing in extreme heat. Applying this fire caulk is simple with a putty knife or rubber scraper. Cleanup is easy with water before curing; once cured, it requires mechanical removal. Its versatility allows it to adhere to brick, stone, concrete, and metal. Kraken Bond high temp caulk ensures no cracking or fragmentation after curing, offering long-lasting durability. This high temp silicone has a low odor, is non-toxic, and low VOC, making it safe for indoor use with proper ventilation. Ideal for insulating and sealing joints and cracks in high-temperature environments, this sealant works on various surfaces, including metal, stone, brick, and concrete. For best results, clean surfaces thoroughly and slightly moisten porous surfaces before application. Heat gradually up to 482°F for final curing. Store in a cool, well-ventilated place. Ensure good ventilation during use and wear protective equipment. Kraken Bond Fireplace Sealant has a shelf life of up to 12 months.