3/4″ Deep Rib (4 1/2″oc Rib, 2″ Peak, 1″ Valley) 3/4″ Deep Rib (4 1/2″oc Rib, 2″ Peak, 1″ Valley) July 14, 2022 3/4″ Deep Rib (4 1/2″oc Rib, 2″ Peak, 1″ Valley)