Lifeline Fire Suppression System - Zero 2020 FIA 3.0LZero 2020 FIA 3. 0ltr Fire Marshal Mechanical Fire Suppression System The Zero 2020 3ltr Fire Marshal Mechanical System provides substantial coverage and performance from a revised lighter and smaller bottle. Now utilizing a water based ABF foam that delivers the fastest heat absorption and knock down capability on the market. Utilizing 3 of Lifelines superior misting nozzles for the engine bay and 2 for the cockpit allows for a lighter system overall