Corrugated Metal Panels Exposed Fastener Systems H 16-4 PanelPBR Panelwave 2.67x.875RPBR PanelWave 2.67x.500″Concealed Fastener Systems H 16-4 PanelH 12-3wave 2.67x.875RPBR PanelWave 2.67x.500″