ARTICLES

Get Real — Get Hydronic Heat

Attention to Engineering and Design May Save Generations of Comfort Grief

My daughter Erin, along with her three sisters, grew up listening to me talk nonstop about hydronic heating. Erin recently bought a house with a furnace.


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High Pressure Always Goes to Low Pressure

Without a Difference in Pressure, There Can Be No Flow

Since heat travels on flow like a passenger on a train, where there is no flow, there is no heat. And it’s going to look just like an air problem. Which it’s not.


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Blame the Kids: The Cause of Your Mechanical Malfunctions

Kids do the Darndest Things, Don’t They?

It took six firefighters to get the kid out of the duct, and Mama got older. Much older.


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When I’m 64: Knowledge is the Greatest Gift

Knowledge is the Greatest Gift You Can Give

I turned 64 in January, and if I knew I was going to live this long, I would have taken better care of myself. 


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My Day as a Potted Plant

A Tale of Corporate Misunderstanding and Embarrassing New Suits

The year I served as the potted plant, Sheraton was building a hotel out on Lawn Guyland. This is where things got tricky. 


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You Don’t Need a Weatherman

You Do Need Knowledge of the Quirks of Older Heating Systems

Unless you get an older steam system working as it should be working, sensors and software will just let you know that something is wrong.


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A Grand Punch in the Mouth

Lessons Learned from the Great Recession and Hurricane Sandy

As the noted philosopher Mr. Michael “Iron Mike” Tyson once said, “Everyone has a plan, ’til they get punched in the mouth.”


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A History of Steam Pressure Relief Valves

Who Truly Gets Credit for the Invention of the Steam Pressure Relief Valve?

In 1905, a boiler in a Boston shoe factory blew up, traveled a great distance through the air, and landed, with delightful justice, in the front yard of the operating engineer’s house. Think it got his attention?


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The Challenges of Early 20th Century High-Rise Steam-Heating Systems

This system is the missing link between one- and two-pipe steam. It was used in tall buildings in the early 1900s because a building this tall wouldn’t work well with one-pipe steam if the supply came up from the basement. 


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Putting the Fish in Efficiency

High efficiency comes with a price that’s higher than normal efficiency (whatever that is), and because of that higher price, high efficiency is now a subjective term that is open to broad interpretation, and perhaps even reinvention. 


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2014 World Energy Engineering Congress

Scenes from the 2014 World Energy Engineering Congress in Washington, D.C.

Podcasts

NEWSMakers: Kari Arfstrom

Kari Arfstrom, executive director of the HVACR Workforce Development Foundation, talks about the upcoming HVACR & Mechanical Conference. Posted on Jan. 23.

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2015 January 26

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Regional Standards

With regional standards for a/c equipment going into effect in 2015, how do you think it will impact the industry?
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2015 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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