Job Recruitment Website - Property management company - Are the air valve actuators used in the exhaust, return and fresh air pipelines the same? What's the difference if it's different? Thanks for the advice of HVAC professionals.
Are the air valve actuators used in the exhaust, return and fresh air pipelines the same? What's the difference if it's different? Thanks for the advice of HVAC professionals.
Exhaust is to exhaust indoor air.
Return air refers to the circulation of indoor air.
Fresh air is to introduce outdoor air into the room.
The system is different and difficult to explain, but basically there are function keys to choose from. Generally speaking, you can choose one of the three functions. You can look at the brand of your air conditioning system and call their company. Ordinary salesmen can operate it. The person in charge of air conditioning maintenance in the property company will do the same!
- Previous article:property manager
- Next article:How about three Xue Yong grocery stores and three Xue Yong grocery stores?
- Related articles
- What is the level of the king chess player?
- What is the telephone number of Zhangjiakou Eternal Great Wall Marketing Center?
- How to buy the dormitory property right of Guangzhou Business School, and what budget should I make before buying it?
- The latest planning scheme of Dragon Boat Festival theme activities
- How about the surrounding facilities of Jiaxing Emerald Mansion Community?
- What brands are there in Wuxi?
- Who are the great players in the nba who wear size 7?
- What is the central address of Yu Jun Taixing?
- What is the telephone number of Fushun Ajinwan Jiayuan Marketing Center?
- Lower limit of interest rate for the first suite in Shanghai