Started in 1934 as an annual issue ofThe News, the HVACR Directory & Source Guide has grown tremendously. It's the most current and complete reference tool in the HVACR industry, containing 3,651 wholesaler listings, 553 HARDI member listings and 206 manufacturer outlets, 77 associations, 95 exporters, 4,312 brand names, and 1,743 product headings with 20,919 product listings. We estimate more than 90 percent of all listings have at least one change each year.

Publication date: 01/03/2005