| 摘要 |
<p>The present invention relates to a novel and practical pipe for discharging smoke and fumes from stoves, boilers, fireplaces and the like, of any type and shape, created for greater heat recovery, which is essentially characterised by including a smoke and fume outlet pipe and, at least, one other pipe for circulating air located inside same, which is surrounded along the entire course thereof by said residual smoke and fumes, which heat the air of the inner pipe, the hot-air outlet being located above the intake, such as to create air circulation by natural convection, optionally assisted by a fan or the like in order to provide a greater flow of air, achieving a greater supply of heat to the premises in which the system is located and being capable of conducting said hot air to other areas.</p> |
