This company has introduced the Comfort-Set 90 series of universal staging residential and light commercial thermostats. The units allow the operator to choose between single-, multiple-stage and heat pump operation. The lighted keypad allows for adjustment of temperature settings in low light conditions. The series includes seven day independent programming, automatic heat/cool system changeover and a menu-driven programming sequence. Digital remote sensors are also available separately for enhanced versatility and performance.

White-Rogers, Literature, 9797 Revis Road, St. Louis, MO 63123;