THE HVACR CONTRACTOR’S WEEKLY NE WSMAGA ZINE SINCE 1926 January 23, 2012 | $5.00 | Visit us online at www.achrnews.com, Twitter, Facebook + LinkedIn SHOWISSUE ahr expo show events Monday, Jan. 23 • North American Technician Excel-lence (NATE) will host a study of electrical and mechanical dynamics occurring during the first second of a compressor motor startup, 1-3 p.m. in room S102d. • Air-Conditioning, Heating, and Refrigeration Institute (AHRI) will discuss the history and devel-opment of variable refrigerant flow (VRF) and its newest certification program, Standard 1230, 1:30-3 p.m. in room S101b. • American Society of Heating, Refrigerating & Air-Conditioning Engineers (ASHRAE) will exam-ine how aluminum condensing boilers improve hydronic system efficiency, and how to address multimetal systems from a water treatment approach, 3-4:30 p.m. in room S106a. NEWS’ Best Contractors Strike the Right Chord ontinuing with our annual tradition, The NEWS is proud to announce the winners of the 2011 Best Contractors to Work For contest. The following four contractors are being honored for creating work environments that not only nurture employees but also provide them with opportunities for growth and development. Tudi Mechanical Systems (Pittsburgh), winner of the East region, strives to value all employees equally and take care of them and their families by providing excellent com-pensation and benefits. At the North Central region winner, Great Dane Heating & Air Conditioning Inc. (Clinton Township, Mich.) focuses on training employees and showcas-ing the certifications they earn. Casteel Heating and Cooling Inc. (Marietta, Ga.), winner of the South region, is committed to helping its technicians avoid burnout and keeping the lines of com-munication open, especially during busy season. And in the West, winner Bel Red Energy Solutions of Mukilteo, Wash., carefully hires team members who will uphold the company values of integrity, inno-vation, delight for customers, development of employees, and unity. Each of the founders who started these contracting businesses has a story to tell about the vision behind his company and how it has grown. C Tuesday, Jan. 24 • Heating, Airconditioning & Refrig-eration Distributors International (HARDI) will discuss the benefits of adding total heat rotary regen-erative heat exchangers to outdoor systems, review psychrometric processes, and review the energy saving benefits of dedicated out-door air systems, 9-10:30 a.m. in room S101a. • The International Air-Condition-ing, Heating, Refrigerating Expo-sition (AHR Expo) will present its 2011 Product of the Year at 1 p.m. in the New Product Technology area on the show floor. Read the full articles beginning on page 16. Bob Tudi, Tudi Mechanical Systems; Josh Bigelow, Great Dane Heating & Air Conditioning; Bob Casteel and John Hillis, Casteel Heating and Cooling; Don Millard, Bel Red Energy Solutions Wednesday, Jan. 25 • LonMark International’s profes-sional certification program will be conducted 2-5 p.m. in room S103d. the All-NEW More Information | LOG ON TODAY! More Resources | More Interactivity AHR EXPO ONLINE SHOW COVERAGE AHREXPOONLINESHOWCOVERAGE GET THE SCOOP about the AHR Expo’s on-and-oﬀ -the-show-ﬂ oor happenings and expo products at www.achrnews.com/AHR-Expo.