The LG microwave is that the very basic one that allows you to reheat food. The other type that has convention allows you to bake the cakes, biscuits, etc. they are not much required any vents outside. LG Microwave Oven Repair Service center in Tilaknagar Mumbai contacts us: - 8688821745, 8688821743. They need ventilation and for a few exhaust fans, we'll get turned on unthinking. If the stovetop becomes too hot, passed protecting the ovens, Most of the range convention models have a multi-speed fan to circulate the air with the help of replaceable charcoal filters.