Articles by Jim Wheeler

2008 AHR Expo Part 2

By Jim Wheeler
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There will be no drop-in replacements for R22 in residential air conditioners and heat pumps.
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50 Industry Changes That I Expect To See In My Lifetime

By Jim Wheeler
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According to the results of a recent questionnaire that I received via e-mail, my expected life span will take me to the summer of the year 2023. And here are some things that I expect to see by then.
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R410A Charging & Metering

By Jim Wheeler
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The use of TXVs changes the way technicians charge residential air conditioners.
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WHEELER ON HVACR: HVAC Minimum Efficiencies - How High Can They Go?

By Jim Wheeler
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There are still some improvements on HVAC systems that can be made to reduce condenser sizes and further increase operating efficiencies.
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WHEELER ON HVACR: Are The “Green Building” People On The Right Track?

By Jim Wheeler
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Why not try to improve what building inspectors do, so that all permitted construction and repairs bring some improvement in building efficiencies?
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HARDI: Facing the Forces of Change In HVAC/R Distribution

By Jim Wheeler
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Improving profitability for HVAC/R wholesalers was addressed by several speakers at this year's HARDI fall conference.
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WHEELER ON HVACR: 0% Greenhouse Gas Emissions - Do We Want Them?

By Jim Wheeler
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The earth has an amazing ability to provide its own solutions.
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WHEELER ON HVACR: Do You Know Who You Are?

By Jim Wheeler
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Design your business around who and what you are, and by the size of your stores and warehouses.
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WHEELER ON HVACR: You And IAQ - Part 3: Tobacco Smoke

By Jim Wheeler
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Probably the hardest IAQ pollutant to get rid of is tobacco smoke, because there are so many components and even high-quality air filters just can’t do the job.
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HVAC Forum: The End Is Coming

By Jim Wheeler
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Declining production of R-22 in 2015 could signal disaster for air-conditioner owners.
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BNP Media's Plumbing Group Visits Grundfos North American Headquarters

BNP Media’s Plumbing Group, comprised of the Plumbing & Mechanical, Supply House Times, PM Engineer (pme) and Reeves Journal brands, recently visited Grundfos’ new North American headquarters building in the western Chicago suburb of Downers Grove, Ill.

8/26/14 1:00 pm EST

Free Webinar: Low Temperature Heat Emitter Options in Hydronic Systems

With proper design, you can create systems that require supply water temperatures no higher than 120° F under design load conditions.

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