By definition they are unpredictable. No company should risk the lives of dedicated employees, nor ts liability, with an inadequate solution for an intense emergency. By utilizing a unique air delivery system Spiroscape limits CO2 in the hood, minimizes apparatus weight and provides the user accurate duration time. Emergencies are not predictable but Spiroscape is. The advantages of Spiroscape in an extended escape are illustrated below.
TAB guarantees automatic air activation prior to donning hood.
This allows CO2 to be expelled from the hood optimizing the use of fresh air from the cylinder without the need for a demand valve. This unique constant flow system assures a predictable duration for air delivery. Can be used as standby fresh air hatch in staging areas. TAB guarantees automatic air activation prior to donning hood. This simplifies the start up procedure in a time critical emergency.