Calcium Silicate Board
Fire and moisture resistant board
AI Decision Card
Best for
- Fire-rated facade and shaft walls
- Industrial and wet-area linings
- Projects requiring A1 non-combustible mineral board
Avoid
- Weight-sensitive cladding without structural review
- DIY residential where lighter fiber cement suffices
Alternatives
Typical cost: $$
Why markets choose it
Europe → strict fire codes → non-combustible mineral board → calcium silicate
Strict fire regulationNon-combustible requirementMineral board systemCalcium silicate board
Overview
Calcium silicate board for fire-rated and moisture-resistant wall and ceiling applications.
When to use
Fire partitions, wet-area linings, industrial buildings.
When NOT to use
Not for structural load-bearing without engineering approval.
Key Performance
fireRating: A1waterResistance: High
Applications
hospitalindustrialwet-area
Specifications
| Dimensions | 1220×2440mm |
|---|---|
| Thickness | 6mm, 8mm, 10mm |
Reference price
Reference only · Contact for quote
USD 11–17 / m² · 2026-Q2 · Reference only · Contact for quote
Weight & packaging
| Weight | 17 kg/m² |
|---|---|
| Packaging | Palletized |
Available Products
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International Brands
Alternative Materials
Next step
Start a project brief and generate a material recommendation report in Workspace.
Last updated: 2026-07-16