Must be used when passing through an external wall. Adjustment of 200mm - 380mm.
Required for all chimney installations, completed and perminantely posted at the property.
Can be used to extend free standing height from 2.5m to 3.5m. Must be used on each joint after last support to achieve this.
Tear Drop Slate Hearth
Back Corner to front - 1140mm
Radius starts at 450mm from back corner