scope:

Abstract:

Power Preserved Glulam® Beams are used as beams, headers, rafters, or purlins, and are manufactured with 24F-V5M1/SP balanced layup combination in accordance with ANSI A190.1. Power Preserved Glulam Columns are manufactured with Combination #50 layup in accordance with ANSI A190.1. Power Preserved Glulam Beams are treated with Cop-Guard® (CuN) at 0.04 pcf or Clear-GuardTM (IPBC/PER) at 0.055 pcf for above ground use by Hoover Treated Wood Products, Inc. (www.frtw.com) after manufacturing. Power Preserved Glulam Columns are treated with Cop-Guard at 0.075 pcf. The efficacy of the preservative treatment, and post-treatment inspection and quality assurance of the treatment are outside the scope of this report and the APA certification program. The adhesive used in Power Preserved Glulam Beams and Columns, as trademarked by APA, conforms to wet-use requirements of ASTM D2559