Home as one of the points most important in people’s lives requires that its outline and each and every one of its spaces offers the best conditions to make something very nice instance; Therefore it is common to certain special feature showing him give to home more welcoming, as it is the presence of chimneys in various houses, with what is achieved both an environment more elegant to have such an excellent sample of good taste, as well as through chimneys an environment can create much more pleasant through its structure with the presence of fire in a controlled manner, since it gives fitted to an atmosphere very cozy and conducive for certain special situations. As chimneys can be understood perfectly are samples of aesthetics and design of households, thanks to its characteristics and possibilities; without however Besides this chimneys are aimed at other buildings for other purposes, such as the evacuation of smoke from certain points in which is concentrated or hot gases that must be evacuated are generated to the building exteriors and there is where come fireplaces as a means to put the smoke in the atmosphere and out of a particular place. Placement of different fireplaces usually shown fully vertically this with the idea that the hot gases and smoke can be totally evacuated without any problems, however also exist another type of fireplaces that are put in a different way, i.e. they are not completely vertical, these types of fireplaces are employing in different activities such as mealsIt is therefore located in kitchens or in some quarters of boilers where seeks to evacuate smoke through different holes. Fireplaces that are not completely vertical type present certain special characteristics, therefore have meshes to avoid various animals nesting in its interior, the inclination of these must be different from or? to facilitate the Hunnic and hot gases output function. As you can see the chimneys with features that offer may occur in many places not only in parts where carried out certain activities that present emissions, households or hot gas also you can see chimneys in some mobile structures such as locomotives or trains as well as various ships. Therefore to speak of chimneys disclaims the term to the harmonious constructions typical of a home, since it opens fitted to industrial activities and transport; In addition it is also common to speak of the fireplaces when there are certain natural formations that meet the same functions to possess a similar form of conformation of soil or rock by which issued are gases or smoke as the geysers or volcanoes, which through a duct issued magma or vapor to the outside of the surface.