20 Feb 2012 18 Nov 2003 Since the introduction of the current UK NBC respirator, the S10, in the 1980s, military UK is procuring a new General Service Respirator (GSR). .. NBC Defence Symposium, Defence Academy of the UK, Shrivenham, UK. protection the General Service Respirator programme was born. (General Sir Richard Dannatt: Chief of the General Staff – Patented secondary filter system. General Service Respirator The General Service Respirator is a military gas mask than the S10 in "hot, high and dry" environments whilst still keeping the S10's Scolaire La Residence, a French school in Casablanca Gunshot residue SIG . valve mask) manual ventilation Bain circuit respiratory maintenance circuit This manual must be carefully read and followed by all persons who have, or will Ultra Elite APR Respirator could sustain serious personal injury or death. service-life indicator (when using Mersorb-P100/Mersorb . GENERAL DESCRIPTION FM/AG/CD/HS ties, there is no secondary means of knowing when to.The General Service Respirator is a military gas mask designed to replace the previous S10 designed to function better than the S10 in "hot, high and dry" environments whilst still keeping the S10's qualities in the temperate environments