Flow Rate Sizing Tool

Louvre Size Calculator

Enter your required airflow and maximum pressure drop to find the right louvre size

Requirements
Enter your airflow and pressure requirements
Flow Rate Unit
Enter the total airflow rate required for your application. This is typically specified by your mechanical engineer or HVAC design.
The maximum allowable pressure drop across the louvre. Typical values are 20-50 Pa for natural ventilation and up to 100 Pa for mechanical systems.
Best Match
Enter values to see recommendations

Enter your airflow requirements to find the right louvre size

Performance Reference Data
Flow rate vs pressure drop for 1m² free area (based on manufacturer testing)
ZEUS THOR ZEUS HYDRA
m³/s L/s Pa m³/s L/s Pa m³/s L/s Pa

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