Articles by Jim Wheeler

Drop on in

Get involved in the recovery and recycling of R22.
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The IAQ business

This fast-growing technology can help your bottom line.
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Explosive hydrocarbon refrigerants

R-22 replacement has its pros and cons.
Has it come to this? Well, not yet, but possibly soon! I recently read an article telling of how some companies are marketing a hydrocarbon refrigerant to replace R-22 in air conditioners, and they are marketing it to consumers, not HVACR supply houses.
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The neglected 'V' in residential HVAC

Bathroom and range hood fans can help increase indoor air quality.
Our industry talks a lot about indoor air quality, and whenever engineers design a commercial, institutional or industrial building, great care is usually taken to ensure proper air movement and ventilation.
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Are UV lamps worth the price?

Education is a must with these air-quality devices.
The most important new product to enter the indoor air quality market since the invention of the electronic air cleaner more than 50 years ago is the ultraviolet lamp.
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2012 AHR Expo: Part 3

The 2012 AHR Expo was filled with intriguing products.
Throughout the AHR Expo you’ll find many small companies with just one product that is a great idea but might never get noticed any other way.
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2012 AHR Expo: Part 2

Some observations on air quality, solar and energy conservation.

After walking miles and miles through Chicago’s McCormick Place at the 2012 AHR Expo and hitting virtually every HVACR-related booth over a continuous eight hours to the point where I could hardly stand, I welcomed the opportunity on the second day to sit through several programs put on by manufacturers - but I was one of the few. Later in the day, there were only two of us in the room to listen to a couple of very interesting presentations on products that I had missed on my walk the day before.


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2012 AHR Expo: Part 1

Food for thought on refrigerants, coils and high-efficiency systems.
Last year, at this same time I wrote that experts at the 2011 AHR Expo warned there might be severe refrigerant shortages and price increases due to the lack of a key ingredient, fluorspar from China. Although there have indeed been some drastic price increases, especially when it comes to R22, the shortages simply didn’t happen. Why not? Well, according to one source, everything became available for the right price. Need I say more?
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Go with the flow

Some tips to help with air distribution and heating/cooling efficiency.
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Winter Indoor Humidity

When the temperature plummets, regulating air quality can prevent major headaches.
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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

SHT September 2014 cover

2014 September

Our cover this month features incoming ASA President Rick Fantham, who holds the dual roles of president and CEO of Hajoca Corp., and London, Ontario-based Emco.

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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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