An Air Excellent semi-rigid plastic duct DN90/75mm without any additives.
- Low system pressure loss due to radial design
- Airtightness class D/ATC 2 up +/- 2000 Pa, which minimises fan energy use and sound production
- Modular manifolds, which can be used with all duct types
- Semi-rigid ducts on a roll and airtight mechanical connections, which are extremely easy to install
- TÜV SÜD and ISEGA tested and certified, REACH compliant