Cast-iron boiler manufacturer Weil-McLain has announced the appointment of N.H. Yates Company as its exclusive representative for its full-line of heating products in Maryland, Virginia, Washington D.C. and surrounding areas. Yates will now exclusively represent the full-line of Weil-McLain products incorporating Weil-McLain's "Power of One" complete heating systems. Weil-McLain says the union with N.H. Yates will allow for an increased presence of well-trained sales representatives, and also provide greater local engineering and technical support. Weil-McLain is a unit of SPX Corporation. SPX is a global provider of technical products and systems, industrial products and services, flow technology and service solutions. For more information, visit www.spx.com