Respirators and Hip-Pacs provide the highest level of interchangability, protection and ease of operation. Full facepiece PD SARs offer the simplicity and reliability of Survivair Panther™ mask-mounted regulators. Hip-Pacs enhance protection in environments immediately dangerous to life or health (IDLH), with 5-, 10-, or 15-minute escape cylinders. Survivair Panther™ PD SARs and Hip-Pacs provide significant cost savings and convenience as part of fully interchangable respirator systems. 2216 psig, aluminium, without Quick-Disconnect.