12.5 lbs tub
Sealing your masonry to masonry joints
Heat cured, after which it can withstand 2000 degree F temperatures and cures to a buff color
Firebrick cement is created to be used with masonry joints under 1/4" thick and is a ready mixed mortar that can be used for setting, coating, or resurfacing firebrick
Can also be used exclusively as the mortar between firebricks when building fire boxes