From the concrete ducting the hot dirty flue gas enters the booster fan and then passes the inlet of the GGH.
The intake system mainly includes the air filter, intake ducting, the carburetor, and the intake manifold. Some engines have supercharger in the in take system.
The main features are: no additional fans and ducting needed, pressure loss not increased, low in - vestment and easy erection.
The ducting hose end set funnel indraft cover use in ventilator installation. The ducting hose else end set discal air exit of power and heat supply set installation.
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