40,000 BTU Low NOx Single-Stage Upflow/Horizontal ECM Multi Speed Gas Furnace 80% 115/60/1 CFM: 1200
40,000 BTU Low NOx Single-Stage Upflow/Horizontal ECM Multi Speed Gas Furnace 80% 115/60/1 CFM: 1200





40,000 BTU Low NOx Single-Stage Upflow/Horizontal ECM Multi Speed Gas Furnace 80% 115/60/1 CFM: 1200




