How do I verify C24 grade on delivery?

Check for the grade stamp on each piece, which should show: strength class (C24), grading standard reference (EN 14081), grading body identification, and CE marking. Additionally, verify the Declaration of Performance (DoP) from the supplier matches the delivered product.

Check for the grade stamp on each piece, which should show: strength class (C24), grading standard reference (EN 14081), grading body identification, and CE marking. Additionally, verify the Declaration of Performance (DoP) from the supplier matches the delivered product. Reject any unstamped or illegibly stamped pieces.

Why this matters

This question relates to C24 vs C16 vs C30 Timber Grading — What Architects Need to Know, which covers the broader topic in detail. Understanding this specific aspect helps architects, builders, and timber dealers make informed specification decisions.

For full context and additional technical detail, see our comprehensive guide:

→ C24 vs C16 vs C30 Timber Grading — What Architects Need to Know

Related questions

• What does C24 mean in timber?
• Is C24 better than C16?
• When should I specify C30 instead of C24?

About this answer

This answer is part of the PuurModulair Knowledge Base — comprehensive timber specification guidance for architects, builders, and dealers across the UK, EU, and Scandinavia.