Carbon-dioxide Gas media is non-conductive, non-contaminating, non-residual, suitable for clean environments such as IT/ITES/Pharma/Food Processing etc. Activates automatically. Provides 24 hour protection. Self contained - No external power necessary. Simple to install - No piping, wiring or special tools required. ABC Dry Chemical Powder. Cost effective compared to automatic flooding systems. Available in capacities such as 2kg, 5kg, 10kg.