Central air conditioning and fresh air system: double wings of an ideal home environment....

Through reasonable design, high-quality materials, strict construction, regular inspection and maintenance and strengthening the air tightness of the building envelope, the air tightness of the fresh ...

The air flow path in the fresh air system is affected by a variety of factors, which work together to ensure efficient operation of the system and good air quality. The following are the main factors ...

The impact of fresh air drilling on sound insulation mainly depends on the location, size and number of drilling holes. The following will analyze the impact of fresh air hole drilling on sound insula...