Glulam – Primary Structures
Pent roof beams

Pent roof beams

Pent roof beams are an alternative form of solid wall beams made of glulam to parallel beams. Pent roof beams offer an architectural alternative with similar load-bearing capacity. However, the drainage of the roof can be ensured via the support form without additional measures.


Span 10 – 25 m
Roof pitch 2 – 4°
Usual beam spacing (other dimensions possible) 5 – 7 m
Beam width (2 cm preferred dimensions each) 10 to 26 cm
Cantilevers not useful
Height of components (for structural design) h = l/30
Possible fire resistance classes R 30 > without problems
R 60 > with additional costs
Preferred strength classes GL 24h/c, GL 28c, GL 30c

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