Perf 84 Boiler_2011_A_Perf 84 Boiler_2011 11/11/11 8:52 AM Page 1 Performance™ 84 Boiler TM Gas Boiler with up to 84.
Perf 84 Boiler_2011_A_Perf 84 Boiler_2011 11/11/11 8:52 AM Page 2 Innovation and the Environment Leaders in Technology Over 100 years ago, a humble but determined engineer solved one of mankind’s most elusive challenges by controlling the indoor environment. A leading engineer of his day, Dr. Willis Carrier would file more than 80 patents over the course of his career.
