Articles by Jim Wheeler

Where is My Energy Savings?

January 1, 2010
Most new HVAC systems operate at about 40% lower efficiency than their rating.
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Piston Or Scroll Compressors

November 1, 2009
I could see that scroll compressors would provide both higher efficiencies and greater reliability.
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Why Furnace Heat Exchangers Fail

October 1, 2009
It’s best to find a clean source for furnace combustion air.
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Mapp Gas Or Oxygen-Acetylene Brazing?

September 1, 2009
Each has its own unique advantages.
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HVACR Distribution And The Internet

August 1, 2009
It’s time to get away from those boring home pages.
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12 Vital HVAC Service Tools

July 1, 2009
Most HVAC technicians don’t  - but should - carry these essential tools.
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Fans vs. Blowers

June 1, 2009
Use totally enclosed motors that can be set to reverse their operation.
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Slow Business - Who's To Blame?

May 1, 2009
When business is slowing, it’s time to start doing something positive!
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HVAC - The Water-to-Air Connection

April 1, 2009
Water-source heat pumps are one of the HVAC industry’s fastest growing segments.
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The 2009 AHR Industry Exposition

March 1, 2009
Move out any remaining stock of R22 equipment that you have on hand ASAP.
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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.

Supply House Times

July 2014

2014 July

In the July issue of Supply House Times, find out who has been appointed as Southern Wholesalers Association's new president. Milwaukee Valve showcases its operations to the Newport News Shipbuilding, Robertson Heating Supply hits a milestone as they celebrate their 80th year in business. Read about the 12th annual training day led by Security Supply, find out who has acquired several Kohler store locations. Also check out the latest products and news for the distribution industry.
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2014 National Plumbing & HVAC Estimator

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

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