This rate of ventilation calculator is designed to help you calculate the required rate of ventilation in a room based on the size of the room.


⬇️ Inputs

Ventilation Rate per Square Metre

Area of Space

⬆️ Outputs

Rate of Ventilation (L/s)


Rate of ventilation in a room refers to the amount of air that is exchanged in the space between the outside environment and the interior of the room over a given period of time. This calculator uses the area of the room and the required ventilation rate per square metre to calculate the required rate of ventilation.


💡 Make sure to check recommendations and standards for ventilation rate per square meter depending on your particular situation.

Additional Resources

If you're looking for more HVAC calculations, why not take a look at some of our other HVAC calculators?
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  1. 🔗 Rate of Ventilation (Occupancy Method)🔗 Air Duct Velocity
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