Air duct

As a main concern for having efficientventilation and air conditioning systems in buildings, most of contractors andbuilding’s executers use construction air pipe for transferring airstream in awide range. As regards to mentioned above, air pipe produces in many materialsand shapes including square and round pipes in types of galvanized, flexible,PVC, PU, spiral, pre-insulated and fabric. In addition, there are two majorfactors in order to determine the dimensions of construction air pipe asfollows the measure of speared air which shows with cfm and also air speed thatshows with fpm in calculations. 

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