They can be trimmed on site and long lengths allow ceilings and floors to be designed with fewer pieces saving installation time.
Lp i joist roof rafters.
Rafters act more like the top chord of a roof truss than as a roof joist.
Lp solidstart i joists are more versatile than open web floor trusses and more uniform and dimensionally stable than lumber.
Joists and collar ties.
Conventional framing the first thing to understand is how a roof framed with wood i joists differs structurally from a traditional stick framed roof.
The rafters carry the applied loads to the exterior walls.
The function of each component is.
The rafters carry the applied loads to the exterior walls.
In a rafter roof all of these components are required to provide a stable roof.
Build sturdy stable floors with wider flanges.
The ridge board is non load bearing and merely provides the point of connection for the opposing rafters and is only a nominal 1 thick.
We offer longer lengths so that ceilings and floors can be designed with fewer pieces saving time on installation.
In a typical roof framed with dimension lumber the rafters rest on the exterior wall top plate at the lower end and bear against a ridge board at the top.