Amcon Chimney Blocks are made of special lightweight concrete designed to fit around modular clay chimney flues in high-heat fireplace applications. Available in Square (for 8”x8” flue) and Rectangle (for 8”x12” flue) with or without cutout.
| UNIT | HEIGHT | LENGTH | WIDTH | WEIGHT |
|---|---|---|---|---|
| Square | 7.62 in. | 16.75 in. | 16.75 in. | 68 lb. |
| Rectangle | 7.62 in. | 16.75 in. | 21.25 in. | 83 lb. |
