Roof dimensioning tables

Dimensioning the Lumon Roof front beam

(A) The front beam is undivided, supported by a middle- or side post (two openings)

(B) The front beam is divided at the middle post (2x 1 opening)

(C) The front beam is divided at the middle post, and supported by a middle- or side post (1 opening + 2 openings)

A: Table of a divided front beam (one opening)

B: Table of an undivided front beam (two openings)

The beams can be stengthened and middle supporting beams can be added to make a longer span