| Includes | refractory masonry unit construction used in chimneys and combustion chambers. |
| May Include | masonry mortaring, masonry grouting, masonry anchorage and reinforcing, and masonry accessories. |
| See | 04 05 13 for refractory masonry mortaring. 10 31 00 for manufactured fireplaces. 10 32 00 for fireplace specialties. 23 51 00 for breechings, chimneys, and stacks. 40 47 00 for refractories. |
| See Also | 04 05 13 for masonry mortaring. 04 05 16 for masonry grouting. 04 05 19 for masonry anchorage and reinforcing. 04 05 23 for masonry accessories. |