High Temperature Black Sealant (300 mL- 10.1 FL.OZ.)

Premium quality specially formulate latex based high temperature black sealant. Ideal for sealing the firebox area of direct-vent gas fireplace, gas appliance venting, high temperature piping flanges and hot gas ducting. Suitable for sealing around flues on gas appliances joints in metal stacks and ductwork or for holding asbestos gaskets around stove and fireplace doors. Oxygen sensor safe. Withstands continuous temperatures up to 427°C (800°F).