5" duct metal grille w/collar, exhaust
Item Number: 411370
An exhaust diffuser for installation on ceilingor wall. It can also be used for supply air. The diffuser has a lockable central cone, which is rotated to adjust the pressure and consequently the air volume. Can be used for supply air.
• Easy installation either into the mounting frame or directly onto the duct
• For supply and exhaust air
• The airflow is adjusted by rotating the valve cone