Customer Service 01929 555 211
 It is important that you have a baffle, firebricks and grate or base in place for safety to stop any chimney fires
Options:
You could buy some vermiculite and cut the same shape out of this and place this in the area
You could get a local Metal Fabricator to cut the same size out of Steel and place it in the area
Fix your part: If it is only a crack you could bolt on some metal.
Set of 3 new inner plates for the Sturminster Inset 8kW stove.
rear plate 325mm x 187mm
side plates 305mm x 342mm