Can glulam beams be left exposed?

Yes — exposed glulam is one of the primary architectural advantages of the material. Specify 'Architectural' appearance class (Sichtqualität) for exposed applications, which ensures knot-free outer laminations, filled surface defects, and sanded finish.

Yes — exposed glulam is one of the primary architectural advantages of the material. Specify 'Architectural' appearance class (Sichtqualität) for exposed applications, which ensures knot-free outer laminations, filled surface defects, and sanded finish. Industrial appearance class is acceptable for concealed structural applications.

Why this matters

This question relates to BSH Glulam Beams: Span Tables, Load Capacity & Specification Guide, 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:

→ BSH Glulam Beams: Span Tables, Load Capacity & Specification Guide

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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.