Parallel Strand Lumber, PSL and Laminated Strand Lumber, LSL

Parallel Strand Lumber, PSL and Laminated Strand Lumber, LSL PSL and LSL are engineered for construction. Both are structural composite lumber (SCL) products developed in North America, and their requirements are defined in the standards of ASTM International. Narrow parallel-oriented and glued veneer strips are used in the manufacturing of PSL. LSL is made from