Specification :
SERVVO Fire Extinguisher SERVVO Using â PYROCHEMâ Dry Chemical Powder : PC ABC 90 ( UL) , with UL Approved part no 711 certificate. It is very effective for A, B & C fire class ( multi-purpose) Also available : Servvo Dry Chemical Powder Purple K ( B & C fire Class) and Dry Chemical Powder D-met ( for D- Metal Fire Class) .