The water heater and boiler sizing software Accu-U-Size® version 4.0 is available for commercial applications. The company has also released a residential applications version of this software. The commercial version of the program includes low-NOx selections, current product offerings, and browser interface to the company’s website. The residential program, residential Acc-U-Size 2001, sizes both gas and electric models and direct-vent and sealed combustion models.
A.O. Smith Water Products Co., Rochelle Park, Suite 200, 600 E. John Carpenter Freeway, Irving, TX 75062; 972-719-5925; 972-719-5960 (fax); www.hotwater.com (website).