Definition

Noun: A ventilation system is a mechanical installation within a structure designed to circulate air, remove stale or polluted air, and supply fresh air from the outside.

Usage

A ventilation system is a singular, countable noun. It refers to the complete mechanical apparatus for air exchange. * It is typically used with articles like "a," "the," or possessives like "our," "the building's." * It often appears in contexts related to building management, indoor air quality, engineering, and health & safety.

Examples

• The office building's ventilation system was upgraded to improve energy efficiency.
• A properly functioning ventilation system is crucial in laboratories to remove hazardous fumes.
• During the renovation, the old ventilation system was completely replaced.

Advanced Usage

• "to adjust the ventilation system": To change the settings (e.g., fan speed, damper positions) of the system.
  • The technician came to adjust the ventilation system for the winter season.
• "the ventilation system failed": Indicates a breakdown or malfunction of the system.
  • The fire was exacerbated when the ventilation system failed.

Variants and Related Words

• Ventilation (n): The act or process of supplying fresh air. This is the general concept, while a "ventilation system" is the physical implementation.
  • Proper ventilation is required in this workspace.
• HVAC system (n): Heating, Ventilation, and Air Conditioning system. This is a broader term that includes a ventilation system as one of its components.
  • The HVAC system regulates both temperature and air quality.

Synonyms

• Air handling system: A more technical term often used in engineering.
• Mechanical ventilation: A term specifying the type (mechanical vs. natural).

Related Phrases

• Supply vent / Exhaust vent: The individual grilles or ducts where fresh air enters or stale air exits the ventilation system.
  • Please do not block the supply vents with furniture.
• Air exchange rate: A measure of how effectively a ventilation system replaces indoor air with outdoor air.

Noun

1. a mechanical system in a building that provides fresh air
   • she was continually adjusting the ventilation