Apeks Bailout Switch Block The Bailout Switch Block allows the diver to switch froma primary gas supply to an alternate bailout gas supply(Emergency Gas Supply – EGS). The Switch Block isused with any diving helmet or full face mask witha medium or low pressure gas supply. *Contact us for purchase. Item is not free. Key Features Robust, durable and reliable User-friendly configuration and operation All ports marked for easy identification Use with surface-supply umbilical or Scuba cylinder CE Approved to standard EN15333-1:2008 Ports 4 x standard 3/8in MP outlet ports 1 x Bailout inlet port with 3/8in Hose Adaptor (male) 1 x 1/2in NPT dual-use outlet/inlet port: see versions below Mounting Arrangement Universal mounting plate suitable for all diver harnesses Block retained in place by spring-loaded button catch Block easily removable from the harness mounting Mounting plate remains fixed to harness Switch Block Versions AP0281/G: For use with the Aqua Lung G3000SS Diving Helmet AP0281: For use with all other full face masks and diving helmets. Includes non-return (one-way) inlet valve & umbilical adapters Flow RestrictorAn optional Flow Restrictor is available for use with a suit inflator hose *Contact us for purchase.