Before purchasing chimney lot you have to carry out lot of research on internet so as to get best product as per your requirements. There are so many chimneys available in the market which can be selected as per requirements. It is always useful to look into technical specifications, prices , size etc. as per kitchen requirements. Electrical chimneys are basically forced method of ventilation. All chimneys work on the principle of Updraft.
There is lot of smoke generated while cooking different kinds of foods in kitchen. Sometimes when we are frying or cooking some oily food then lot of smoke get generated chimney just sucks that smoke and through it out.