This topic covers information related to the maintenance of refractory masonry units, commonly known as firebrick. Refractory masonry units are a durable material, that retains its strength and properties when exposed to high temperatures. Similar to standard masonry units, refractory masonry can become damaged over time. Regular inspections of existing conditions look for potential fire hazards where mortar is missing or masonry is cracked and define what care needs be applied; general maintenance, repair, rehabilitation, replacement, restoration or preservation.
maintenance, repair, rehabilitation, replacement, restoration, preservation of masonry.