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Home » Topics » Columns » Guest Editorial

Guest Editorial
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Waste heat recovery from solar PV

Ross Goldstein: Waste heat recovery from solar PV

Increase the PV efficiency and hot water.
Ross Goldstein
October 12, 2022

A little-known fact about solar electric panels is that the hotter the panel itself, the less efficient it becomes. Studies have found a 0.05% efficiency loss for every degree of temperature that is increased. The reverse is true in that efficiency increases by 0.05% for every degree temperature decreases.


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Teaching the trades

Maria Dezenberg: Teaching the trades

Are you a good candidate?
Maria Dezenberg
October 11, 2022

We have all heard the axiom — “those who can, do; those who can’t, teach.” That is so far from the truth when it comes to the trades. In fact, in order to teach the trades, most instructors need to have at least a few years of actual work experience.


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service and trade industries

Mark Swepston and Monica Yanscik: Tips to retain today's workforce

3 lessons learned to increase contracting businesses’ retention rates.
Mark Swepston Monica Yanscik
September 9, 2022

The great resignation has exposed just how vulnerable service and trade industries can be when there’s a shortage of skilled workers. As competitors promise new opportunities to try and tempt your company’s best and most seasoned employees, retention is crucial.


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Contractors

Michael Copp: Contractors must change their narratives to instill a sense of hope, mutual trust and loyalty

You are dealers in hope!
Michael Copp
Michael Copp
September 8, 2022

You are a dealer in hope when you give your customer a sense of optimism by anticipating their fear, tackling their needs while offering great value and meeting their concerns on their terms.


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Mastering the art of scheduling

Adam Cory: Mastering the art of scheduling and quoting

Increase business agility and profits by streamlining processes.
Adam Cory
August 8, 2022

For those not directly connected to the field service industry, it might be surprising to learn that many technicians in this space do not have the tools or information available to make quotes on the spot and still struggle with finding transparent solutions for scheduling — resulting in delays and lost business.


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Storm clouds

Brad Williams: Mid-year state of the market

Storm clouds
Brad Williams
Brad Williams
August 5, 2022

During JP Morgan’s investor day, investors heard optimistic tones coming from JP Morgan CEO Jamie Dimon, who referred to our situation as “Strong economy, big storm clouds,” and went on to explain “I’m calling it storm clouds because they’re storm clouds. They may dissipate.” Dimon, who is known for his keen eye on the market, added that a recession is possible, but it would be unlike past downturns because of the unique mix of economic conditions we see ourselves in today.


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Spread the word about careers in the trades

Gabe Pinchev: How you can promote the skilled trades — and your own business

Spread the word about careers in the trades.
Gabe Pinchev
July 13, 2022

Stanley Black & Decker recently released its Makers Index, a study that revealed many of the reasons young people aren’t currently considering jobs in the trades, which has left many businesses struggling to find good workers at various skill levels.


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High-temperature solar thermal

Ross Goldstein: High-temperature solar thermal

A more renewable way for your customers' process
Ross Goldstein
July 12, 2022

At one point, solar thermal systems were limited as to the temperature they could safely reach. Then High-Temperature Solar Thermal (HTST) Technology was invented. High temperate solar thermal can be used to generate steam.


Read More
difficult job market

Michael Copp: The great resignation?

Mitigating labor challenges in a difficult job market.
Michael Copp
Michael Copp
June 7, 2022

The U.S. Labor Department’s recent Job Openings and Labor Turnover Survey (JOLTS) showed that there were 1.8 job vacancies for every unemployed person in February 2022, up from 1.7 the month prior.


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multiple ways to dehumidify a space

Ross Goldstein: Creating cooling and dehumidification using solar thermal or waste heat

Liquid desiccant systems provide multiple benefits.
Ross Goldstein
May 10, 2022

There are multiple ways to dehumidify a space — mechanical, reheat and desiccant to name a few. The biggest issue has been that conventional air conditioning units are only 10% effective at removing humidity. Until now, standard de-humidification systems were expensive to purchase and install.


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      • Dave Yates: Contractor’s Corner
      • John Siegenthaler: Hydronics Workshop
      • Kenny Chapman: The Blue Collar Coach
      • Matt Michel: Service Plumbing Pros
      • Scott Secor: Heating Perceptions
  • ENGINEERS
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    • GEOTHERMAL | SOLAR THERMAL
    • PIPING | PLUMBING | PVF
    • PME COLUMNS
      • Christoph Lohr: Strategic Plumbing Insights
      • David Dexter: Plumbing Talking Points
      • James Dipping: Engineer Viewpoints
      • John Seigenthaler: Renewable Heating Design
      • Lowell Manalo: Plumbing Essentials
      • Misty Guard: Guard on Compliance
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