Guardian Services, Inc.
Fire Protection   Research and Development   Consulting   Marine and Industrial


Actual experience with fire extinguishment provides GSI invaluable knowledge which they use as designers, expert witnesses, and advocates for fire safety.

Fire extinguishment by an inert gas


Fire Protection News/Highlights 


March 2007   The NFPA 75 technical committee on protection of Information Technology Systems (computer facilities) has met to address public comments.  To see more,  Click here.


February 2007   The Fire Suppression Systems Association marked its 25th Anniversary at its annual meeting.  The Fire Suppression Systems Association (FSSA) is an organization of manufacturers, suppliers, and designer-installers, dedicated to providing fire protection for special hazard areas.  The FSSA is extremely active in the NFPA standards process, provides educational opportunities for members, user of special hazards fire suppression systems, architects and engineers.  To learn more about this special association, you may visit their website at


February 2007   The ROC for NFPA 2001 standard on Clean Agent Fire Suppression systems is available on the NFPA website.  The ROC contains a requirement for increased minimum design concentrations for Class C hazards.  New data, developed after the Technical Committee approved the ROC, indicates that the currently required concentrations are likely sufficient for many Class C hazards.  The proposed new requirement is likely to be the subject of a floor motion to be debated at the 2007 annual NFPA meeting in Boston.  To see more,  Click here.


December 2006  NFPA has certified a NITMAM on the proposed NFPA 12 standard (carbon dioxide).  The NITMAM was submitted by by Guardian Services, Inc.' Tom Wysocki.   Click here to see an update on NFPA technical committee activities supported by Guardian Services, Inc.


February 2006  GSI's Tom Wysocki completes his first year of service as the Technical Director of the Fire Suppression Systems Association (FSSA).  The FSSA is the world's premier trade association dedicated to the advancement of special hazards fire extinguishing system technology.  For more information on the FSSA, please visit their website site at .


January 2005  The new NFPA handbook on "Fire Protection for Special Hazards" is now available.  GSI's Tom Wysocki contributed his years of experience as designer, installer, and expert witness as author of the chapter on carbon dioxide systems.  Click here to link to the NFPA website to learn more about this new handbook.






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What we provide:


Guardian Services is a world leader in special hazards fire protection for Industrial and Marine Fire Hazards.   GSI offers consulting services, fire safety seminars, expert witness services and training courses related to fire and explosion, and fire suppression systems.   GSI specializes in research and development, specification, design, startup, review and investigations related to fire extinguishing systems for special hazards.  GSI is a leader in the development and use of systems containing Halon alternatives such as FM-200, FE-13, FE-25 and Novec.   GSI provides expert direction in development of inert gas systems such as Inergen and Argonite.  GSI likewise has done research and development on water mist systems.  Traditional agents including carbon dioxide, foam and dry chemical complete the arsenal of fire protection systems which GSI has developed and applied.



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GSI personnel take part in NFPA Technical Committee activities to further life and fire safety



Link to Technical Bulletin Released by Notifier for users of their AFP200 panel


AgentCalcs™ carbon dioxide ( CO2 ) flow calculation software 

EPA Reports on Carbon Dioxide Fire Extinguishing Systems


GSI celebrates 22nd anniversary providing fire protection and expert witness services


Copyright 2007 Guardian Services, Inc.
Information contained in this publication is furnished free of charge for use by persons at their discretion. Because conditions of use are outside our control, Guardian Services, Inc. makes no warranties, express or implied, and assumes no liability in connection with any use of this information.

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Last revised 04/06/12

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