Ubbink Air Excellent AE34C Semi-Rigid Duct 75/63mm Outside/Inside Diameter Duct - 50m.

The Ubbink Air Excellent AE34C Semi-Rigid Duct is a high-performance ventilation duct designed for modern MVHR and mechanical ventilation systems. Manufactured from semi-rigid plastic without any additives, this DN75/63mm ducting is supplied on a 50-metre roll, offering flexibility, durability, and fast installation on site.

Its radial internal design delivers low system pressure loss, helping improve airflow efficiency while reducing fan energy consumption and noise. The duct connects via airtight mechanical connections, making installation straightforward and reliable, even on more complex layouts.

The AE34C duct is fully compatible with Ubbink Air Excellent modular manifolds and can be used alongside all six duct types within the system. Tested and certified by TÜV SÜD and ISEGA, and fully REACH compliant, it meets the highest standards for performance, safety, and indoor air quality.

Features and Benefits

• Semi-rigid plastic duct DN75/63mm supplied in a 50m roll.
• Manufactured without additives.
• Compatible with Air Excellent modular manifolds and all 6 duct types.
• Easy installation with airtight mechanical connections.
• Low pressure loss due to radial internal design.
• Airtight to Class D / ATC 2 up to ±2000 Pa.
• Reduces fan energy use and sound production.
• TÜV SÜD and ISEGA tested and certified.
• REACH compliant.

A proven, professional-grade ducting solution that keeps installation simple, airflow efficient, and performance exactly how ventilation systems were always meant to run.