W.A. Birdsall, in business since 1911, is a full-service provider of high-quality plumbing, heating and air conditioning products. It has three warehouses located in Summit, Linden and North Plainfield. Some of its most popular product lines are Texas Furnace, PHILCO, Weil McLain, Viessmann, Williamson-Thermoflo, Goodman, Carrier, Bryant, Burnham and Haier. For more information, visit the Web site.