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CO2 Gas cylinders for Total flooding system :NFPA-12

Question asked by pvrk80 on May 3, 2020

Hi,I want to know what is the frequency of hydro testing requirement for Co2 gas cylinders used in fixed fire protection system for building,switch gear and cable cellar rooms.Can anyone help.


  NFPA-12 2005 version mentions 12 years but it is not mentioned in the NFPA-12 view version copy.