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 



January 2005  GSI marks 20 years of service.

2005 marks the 20th anniversary of Guardian Services Inc.  Since 1985 GSI has provided consulting and expert witness services to users, installers, designers and manufacturers of fire protection systems.  Click here for more detail.


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.


WINTER IS HERE -- Protect yourself and your family by following Safe Refueling Practice


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Underwriter's Laboratories On-line Product Certification Database

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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 is active in promoting fire protection and safety through the NFPA.

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 20th anniversary providing fire protection and expert witness services


Copyright 2005 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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