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Green Plumbing

John Siegenthaler: Tracking energy flows in a geothermal heat pump

Siegenthaler
John Siegenthaler P.E.
Geothermal (a.k.a. ground-source) heat-pump systems continue to be a popular topic in HVAC discussions. Many state and federal agencies are now offering generous incentives for installation of geothermal heat pumps …
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Columnists

Dave Yates: The tale of two engineers

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Dave Yates
We are a non-union mechanical contracting firm, so I’m always a bit uneasy when we end up on large construction jobs where all the other contractors are union shops. …
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Market Sectors

Major League Baseball stadium benefits from flushometer retrofit

Not only is Coors Field in Denver home to Major League Baseball’s Colorado Rockies, but the 50,398-seat venue hosts a full lineup of summer concerts and events when the team …
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Editor's Note

Mike Miazga: Keep water quality and water infrastructure at the forefront

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Mike Miazga
Sometimes we might take the readily available supply of water the large majority of us enjoy for granted. …
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Fire Protection

Time and labor savings realized on fire protection project through innovative product usage

Susan Schierwagen
Steve Kirby, co-owner and vice president of Horizon Fire Protection, recently learned of a tenant improvement project in a Chesapeake, Virginia mall. …
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Ethan Grossman: Water Cooler Conversations

Ethan Grossman: The elephant in the room

Ethan Grossman P.E., CPD
There comes a time in life when we need to have uncomfortable conversations. Even when the topic is blatantly obvious, it can still be awkward and difficult to broach.  …
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Jacqueline Wilmot: Fire Protection

Jacqueline Wilmot: Examining fire safety in spaceports

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Jacqueline R. Wilmot
Ever wonder how so many private companies are exploring space? …

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