Version 8 - 05/29/2024
by @nousaerons / letsair.org


You can fill the form with your own data or choose one of the presets below then Run the simulation. After choosing one of the presets, you can also modify the data before running a new simulation.



Choose the units of the form

 m/m2/m3
 ft/ft2/ft3


The room and its users

Surf. of the room
Ceiling height
Number of adults
Number of children



 

Ventilation of the room

 None or poor (ACH = 0.5)
 Medium (ACH = 3)
 Good (ACH = 6)
 Highly efficient (ACH = 12)
 

Activities in the room

 At rest, speaking normally
 Singing, shouting, dancing moderately

CO2 levels and Air Renewal Quality without opening the windows

After 30 mn

After 1 hour

After 2 hours

RECOMMENDED OPENING WINDOWS INTERVAL TO HAVE GOOD AIR RENEWAL
Number of times per hour all the air in the room is renewed if the windows aren't never opened
Which corresponds to the following air quality: