[待更新] USP Structural Connectors, designer and manufacturer of a full range of joist hangers and other framing connectors for wood-to-wood and wood-to-concrete applications for high wind resistance, earthquake resistance, engineered lumber, plated truss, glulam and standard lumber. USP's expansive product line includes joist hangers, lumber connectors, framing hardware, high wind resistance, framing connectors, earthquake resistance, wood to wood connectors, wood to concrete connectorser: Connections Order Literature by Mail Safety Data Sheets Sales Sheets Technical Bulletins UPC Co...