Jim Wheeler: HVAC
Technology has advanced, not always for the better.
December 1, 2012
During most of my lifetime, furnaces were just furnaces. The main difference was whether they were gas or oil.Read More
November 1, 2012
Marketing and networking are key topics at 2012 HARDI conference.Read More
October 1, 2012
Get involved in the recovery and recycling of R22.Read More
R-22 replacement has its pros and cons.
August 1, 2012
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
Bathroom and range hood fans can help increase indoor air quality.
July 1, 2012
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.Read More
Education is a must with these air-quality devices.
June 1, 2012
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.Read More
The 2012 AHR Expo was filled with intriguing products.
May 1, 2012
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.Read More
Some observations on air quality, solar and energy conservation.
April 1, 2012
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.
Food for thought on refrigerants, coils and high-efficiency systems.
March 1, 2012
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