Affected fireboxes could release carbon monoxide which can poison you.
Some conventionally flued Gazco fireboxes have been recalled. The baffle may move because aluminium rivets were used instead of steel. If the baffle moves, your firebox may release carbon monoxide which can cause poisoning.
The issue only affects conventionally flued fireboxes of the models below, sold from July 2013:
They can be identified by the following numbers:
Do not use your firebox until a product safety enhancement kit has been fitted.