Suitable for ceiling installations for return air to fan coil units in hotel or hospital rooms. Removable core with air filter fixing frame simplifies regular cleaning of filter as well as access to fan coil unit for maintenance. Can be used for Duct risers also.

1. Aluminium construction
2. Removable core
3. Fixed louvers straight 0°or perforations

1. Model AB-PF-00-25 perforated face for 25 mm thick filter
2. Model AB-PF-00-50 perforated face for 50 mm thick filter
3. Model AB-PF-RG-25 fixed louvers for 25 mm thick filter
4. Model AB-PF-RG-50 fixed louvers for 50 mm thick filter