Free HVACR Webinars & Videos
Basics of Air Conditioning and Refrigeration
The interactive module provides an excellent overview of the air conditioning and refrigeration process, and provides a ‘refresher’ course in how to speak with customers using basic terminology.
This website cotains a variety of resources such as links for air conditioning, heating, noise & attenuation, ventilation, and insulation. Here's a direct link to a handy a psychrometic chart but be sure to check out the whole website. (psychrometric chart pdf)
The NEWS is the HVACR contractor’s weekly newsmagazine and is the industry’s most trusted and utilized direct communications link to the HVACR buyer. The NEWS assists the decision-makers from all branches of the air conditioning, heating, and refrigeration industry (residential, commercial, and industrial). In addition to contractors, these include manufacturers, distributors, parts and supply wholesalers, and service companies and their administrative, sales, engineering, production, and installation departments. With the latest information printed each week and 24/7 information on the web, The NEWS will educate you on a variety of different topics throughout the year.
In addition to Johnstone's Supply's catolog, also on their website are several online calculators, conversion charts, slide rules and other HVACR pro contractor tools available for use online.
The Lennonx Commercial Glossary gives you access to definitions of technical terms. (See the librarian for print resources also.)
This website provides information about maintaining, troubleshooting, and repairing a variety of air conditioning and refrigeration equipment. Much of the information on this site is free. However they do offer unlimited access to e-files for an additional charge.
This HVACR Journal is considered on of the best HVACR magazines on the market today. Readers can expect to find technical articles on topics that can be applied while on the jobsite as well as industry product information.
Current HVACR students can apply online to recieve a FREE ONE YEAR SUBSCRIPTION!
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