Jyoti Cooker Hoods, Oxy 2078-60 TC BS AC (Auto Clean) (1200).Heat Auto Clean Technology Hoods (chimneys) Oxygen also gives you an option of latest Generation Auto Clean with Introduction of ‘Heat Auto Clean’ Technology . This even eliminates the need of pouring soap water which was necessary for cleaning in earlier versions of Auto Clean. Latest ‘Heat Auto Clean’ works on the concept of heating the metallic housing with help of a thin but powerful Coil to liquefy the oil molecules, which is then collected through a pipe in a container fixed below the chimney. You just need to clean the small container once in a while. That’s it. Does cleaning chimneys get easier than this ? Air Flow (M3/hr) : 1200. Auto Clean. Speed : 3. Control : Touch Control. Filter : Baffle Filter. Housing : Metallic. Finish : Black Steel. No of Lamps : 2 X Led. Size(Cms) : 60.