Harrington Group, Inc.’s, Ying Zou, Senior Fire Protection Engineer Contributes to Plumbing Magazine!

Congratulations to our very own Senior Fire Protection…

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HGI’s “Think Upstream”: Diesel Fuel Tanks – How Big and How High?

Traditionally NFPA 20 required that diesel fuel…

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Evacuation of Multi-Story Buildings

Phased evacuation was first presented as a possible…

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HGI’s “Think Upstream”: Spare Sprinklers

  Who thinks about spare sprinklers until…

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