- The designs have significant advantages over conventional round systems
- It is low profile enables it to be concealed when installed along the top of wall units.
- Designed to meet and conform to the latest building regulations
Note, as of 2014/August: Item may now be manufactured without shutter springs. Metal springs have been replaced with a plastic strip . This does not affect the performance of the item.
For use with manrose inline fans
PLEASE NOTE - This product is only supplied with one spring / plastic strip.