40,000 BTU Low NOx Single-Stage Upflow/Horizontal ECM Single Speed Gas Furnace 96% 115/60/1 CFM: 800
40,000 BTU Low NOx Single-Stage Upflow/Horizontal ECM Single Speed Gas Furnace 96% 115/60/1 CFM: 800





40,000 BTU Low NOx Single-Stage Upflow/Horizontal ECM Single Speed Gas Furnace 96% 115/60/1 CFM: 800




