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Home » Topics » Columns

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Siggy

John Siegenthaler: Due diligence

Detailing a “2-pipe” buffer tank.
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
September 22, 2020

Most buffer tanks used in hydronic systems are piped in a “4-pipe” configuration.


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The 7-Power Contractor

Al Levi: Attitude versus behavior: What’s the difference?

Let go of the broken method of paying attention to attitudes.
7 Power Blog
Al Levi
September 21, 2020

Bad attitudes are everywhere, or so it would appear. In most cases, it is based on nothing other than your opinion. 


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letters to editor

Letters to the Editor: September 2020

September 3, 2020
Check out Plumbing & Mechanical's letters to the editor for September 2020!
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Nicole Krawcke

Nicole Krawcke: There’s always room for improvement

Set aside time this month to learn something new.
Nicole Krawcke head shot 2024
Nicole Krawcke
September 2, 2020

I’m normally a voracious reader — of anything fiction. Actually, I’m a huge science fiction and fantasy nerd. 


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Codes Corner

Codes Corner: COVID-19 measures; IAPMO codes and standards

The public depends on plumbing codes and standards to keep it safe.
Hugo Aguilar P.E.
Hugo Aguilar, P.E.
August 31, 2020

Since 1926, IAPMO has protected the public’s health and safety through its codes and standards activities. 


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Matt Michel

Matt Michel: Stop plumbing now

Get out of the truck and build a business.
Matt Michel
Matt Michel
August 28, 2020

Plumbing is what you do. It’s what you are good at. You are proud of that LMP designation, and should be. Now, it’s time to stop plumbing. 


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Dave Yates

Dave Yates: ABS or PVC?

Better to be on the safe side.
Dave Yates
Dave Yates
August 27, 2020

Forty-eight years ago, as a plumbing apprentice, we used ABS schedule 40 piping and fittings for DWV work. 


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Kenny Chapman

Kenny Chapman: Build a team of “in-home experts”

Train your front line to understand the fact they are true experts.
Kenny Chapman
August 26, 2020

Right now, there is a lot of confusion in the world. People don’t necessarily know which “experts” to trust or what to believe. 


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Dan Holohan

Dan Holohan: Sell what they ask for

It’s not about you. It’s about them.
Dan Holohan
August 25, 2020

Each year, on the day after Thanksgiving, we celebrate Black Friday. 


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Siggy

John Siegenthaler: A persistent question

“But what do I do about cooling?”
John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
August 24, 2020

The versatility of modern hydronics technology allows designers to create systems that are “customized” to the needs — and constraints — of almost any building. 


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