Started in 1934 as an annual issue of The NEWS, the HVACR Directory & Source Guide has grown tremendously. It's the most current and complete reference tool in the HVACR industry, containing 3,497 wholesaler listings, 82 associations, 85 exporters, 4,841 brand names, and 1,863 product headings with 22,863 product listings. We estimate that more than 90 percent of all listings have at least one change each year.

For more information, visit the HVACR Directory.

Publication date: 1/7/2013