Suburban Manufacturing NT-SEQ models are direct discharge furnaces with attractive grilles for zone heating of smaller RVs, trailers, truck campers and even pop-ups. Specifications•Type: LP Gas•BTU Level: 19000 BTU•Discharge Type: Side•Ignition Type: Electronic Ignition•Width: 9-3/8 Inch•Height: 9-1/2 Inch•Depth: 21-1/8 Inch•With Vent Assembly: Yes•With Access Door: 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-SEQ Direct Discharge Furnace, 19,000 BTU