Standards & Specifications

Clear explanations of the international standards that govern fiber cement and calcium silicate board specifications. Understand what the standards mean and how to apply them to your project.

EN 12467 Fiber Cement Board Standard Explained

Understanding the European standard: Class 1–5 strength grades, Category A–D durability classifications, test methods, and cross-reference with JC/T 412.1 and ASTM C1186.

Standards Reference

Density Selection Guide — Low, Medium & High Density Boards

How density affects strength, water absorption, workability, and cost. Which density grade to specify for exterior cladding, interior walls, ceilings, and wet areas.

Specification Guide