Vermiculite boards are used for lining the inside of woodburning, multi-fuel stoves and other fireproofing insulations. Total measurements: 1000mm x 610mm x 25mm The boards are posted in 2 pieces, halves, 500mm x 610mm x 25mm The material is heat-resistant high density skamol 700 pemium quality used widely by the stove industry.
eBay