Variable Air Volume (VAV) system is a type of air distribution in HVAC. It is made up of several components, not just the VAV Boxes. The VAV components work together as a system to improve the energy efficiency of the air conditioning system. However, there are also times where a VAV system might not be a good idea. This video explain it all.

0:00 Introduction
0:24 What is VAV
1:10 VAV Box
5:10 Thermostat, VSD & DPS
6:39 VAV Working Diagram
10:46 Why VAV
12:55 Disadvantages of VAV
15:51 Conclusion

More on the subjects mentioned in this video:
Article on VAV: [ Ссылка ]

Bio: Yu worked as a professional in the HVAC industry for more than 7 years. He is an engineer who has a passion for blogging and content creating. Ever since he created aircondlounge website and YouTube channel, Yu has helped hundreds of homeowners and engineers on HVAC related matters.

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