Ventilation grille AL
Fields of application
For duct or wall mounting in supply air and return air installations of cinemas, shopping centres, halls, swimming pools and underground car parks.
Supply air and return air grilles for mounting in rectangular ducts or plenum boxes, including pivoting air deflection blades. Low mounting depth and many possible variations (horizontal, vertical blades). With or without hit-and-miss damper for adjusting the air flow rate. Also available in band design.50 - 3000 m³/h