1. Various used oils are applicable, especially waste vegetable oil. 2. CE approval, using safety. 3. One year warranty. Floor type ... . Oil consumption: 2 - 10 (KG/Hour)2. Output heat: 20400-102000(KCal/h) or 24-119 (KW)3. Motor direct-drive Fan, 450W/220V ... etc., as well as regular oils, such as diesel, etc.2. Indoor floor type, automatic running, low noise and powerful blowing ...