摘要 |
<p>The exhaust gas flow control unit, for a heater, has a lower (2) and upper (7) exhaust gas collection unit with an exhaust gas pipe connection (3). A guide (5) is under the exhaust gas pipe connection, in a semi-cylindrical shape open at the top, with an inserted guide plate (10) matching the guide contour. The guide plate rises upwards continuously in a linear or exponential structure.</p> |