Fermit Refractory boiler cement

Fermit's Frosch brand refractory boiler sealant is a high performance sealant specifically designed for use in boilers, ovens and cookers. This water glass-based sealant provides excellent adhesion to metal and other materials and is ideal for sealing against flue gases. With a temperature resistance of up to 1000 °C, it is suitable for applications where high temperatures occur. The boiler mastic is asbestos-free and ensures a permanently elastic seal that will not crumble. It is suitable for indoor use and fulfils high safety standards, making it a reliable choice for various heating systems. Water glass base for optimum adhesion. Temperature resistant up to 1000 °C. Asbestos-free and smoke and gas-tight. Permanently elastic and does not crumble.