In any kitchen, you will see the addition of such kitchen hardware as the kitchen exhaust fan. Kitchen exhaust fan is the must-applied item in the kitchen. Most people might know it as the kitchen hood. There are so many functions which are offered by the application of kitchen exhaust fan in the kitchen. It can be understood that the cooking process will result in the smoke, grease and steam. With this so much inconvenient will drive into the air pollution in the kitchen. Furthermore, the heat from the cook top also becomes the bad effect of cooking. You might think that the kitchen window can solve those problems, but it is wrong. It is much recommended to take the kitchen exhaust fan.