PSL Ridge Beam
Parallel strand lumber (PSL) - is a high strength structural composite lumber product manufactured by gluing strands of wood together under pressure. It is a proprietary product marketed under the trade name ParaIlam®.
Parallel strand lumber (PSL) supports an I-joist floor assembly sheathed with OSB.
Parallel strand lumber has voids resulting from the random lay-up of strands. The voids make it possible to treat PSL with preservatives.
An I-joist roof rafter is attached to a parallel strand ridge beam using a metal hanger and strap.