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Description
Air Extract & Supply Valves
- Easy Adjustable Circular Air Diffuser
- Supplied with a long mounting ring to facilitate simple connection to round and flexible duct.
- Constructed from Metal CrNi Steel Non Corrosion
- Polished Surface (Not Painted)
- Adjustable inner core
- Special design ensures low noise level
- Comes in 2 different sizes; 150mm & 200mm