Express 2 Penta H Universal Quick Refill 2pk Heavy body VPS impression materials for the one-step and two step impression techniques for automatic mixing and dispensing in the Pentamix system. Indications: crown and bridge impressions, and inlay and onlay impressions. Express 2 Penta HWorking time: 2 mins. Setting time (intra-oral): 3 min 30 secs. Express 2 Penta H Universal QuickWorking time: 1 min 30 secs. Setting time (intra-oral): 2 min 30 secs. Express 2 Penta H QuickWorking time: 1 min 15 sec. Setting time (intra-oral): 2 min 30 secs.