Model:kv-20 Oil consumption:13-15l/h Output power:154-195kw Max.Output heat:150, 000-200, 000kcal/h (600, 000-800, 000btul/h) Nozzle:brass siphon 2x2.0mm Tube diameter:114mm Heating pipe:1.0kw Motor power:180w Power supply:220v 50hz 110v 60hz Outside air compressor:1 unit outside ac is needed about 0.3-0.5cbm/min(5-9l/s) Package size(lxwxh):58x53x42cm Gross weight:30kg Use all kinds of waste oil as fuel Guarantee high quality Factory for sale