How to choose ventilation?

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To help you choose, the table below provides a comparison of the systems’ performance based on their characteristics:

 

System Natural ventilation Hybrid ventilation Mechanical exhaust ventilation Heat recovery ventilation Mechanical exhaust ventilation with heat recovery
Indoor air quality          
Ventilation flow control ++ +++ ++++ +++++ ++++
Boost airflow ++ ++++ ++++ ++++
Energy performance          
Savings on heat losses ++ +++ ++++ +++++ +++++
Low consumption of the exhaust fan ++++ +++ ++ ++
Acoustics          
Quiet Working ++++ ++++ ++ ++++ ++++
Insulation from outdoor noise + + +++ +++++ ++++
Installation          
Low cost ++++ ++ +
Maintenance          
Easy maintenance ++++ +++ ++ ++
Low criticality in case of exhaust fan failure ++++ ++++
Aesthetic integration          
Discretion and compactness of terminals ++ ++ ++
Investment          
Low cost +++++ ++ ++++
Markets          
Individual houses + ++++ ++++
Collective dwellings ++++ ++++ ++++ +++ ++++
Main benefits          
 
  • No exhaust fan consumption
  • Low, or no maintenance
  • No proper noise at the terminals level
  • Low cost ventilation solution
  • No risk of failure (no electrical product)
  • Low consumption of the exhaust fan
  • Controlled airflow throughout the year
  • Low maintenance
  • No proper noise at the terminals level
  • Low criticality in case of exhaust fan failure
  • Airflows controlled and guaranteed all year long
  • Possibility of having a boost airflow (kitchen)
  • Good attenuation of noise transmitted into the air ducts
  • Compact ventilation terminals
  • Airflows controlled and guaranteed all year long
  • Additional energy savings through the heat exchanger
  • Supply airflow very precisely managed
  • Possibility of having boost airflow
  • Good acoustic insulation between the dwellings through the ducts and from the outdoor
  • Possibility of filtration
  • Compact ventilation terminals
  • Airflows controlled and guaranteed all year long
  • Additional energy savings through the heat pump
  • Good acoustic insulation
  • Easy maintenance thanks to filter monitoring
  • Smart device