Suburban Manufacturing Q Series furnaces have been redesigned to be significantly quieter, increasing the efficiency of the furnace blower to deliver more CFM. Specifications•Type: LP Gas•BTU Level: 19000 BTU•Stage: Single•Discharge Type: Direct•Ignition Type: Electronic Ignition•Width: 9-3/8 Inch•Height: 9-1/2 Inch•Depth: 22-1/2 Inch•With Vent Assembly: Yes Capable Of Heating Sizeable Living Areas Quickly & Efficiently, With Capacities From 16, 000 To 19, 000 BTUH Incredibly Compact & Lightweight Efficient, Powerful & Versatile | Suburban Mfg NT-20SQ Direct Discharge Furnace, 19,000 BTU