500mm x 610mm x 25mm. Calcium Silicate Board is a versatile and high-performance material designed for insulation and fire protection. Calcium Silicate Board byThe Stove Wizard .
Firebrick board Brick Calcium Silicate Board 1000m Insulating heat proof 1000*C
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Fire Board Insulating Calcium Silicate fireboards heat proof 1000*C lightweight
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