The Ubbink Air Excellent AE48C Valve Adaptor 125mm 180° for connecting AE48C semi-rigid ducting to a 125mm ventilation valve where a 180° outlet direction is required. Ideal for MVHR and mechanical ventilation installations, this adaptor helps create a clean, professional connection while maintaining airflow efficiency.

Designed for quick fitting and long-term performance, the AE48C valve adaptor uses Ubbink’s reliable mechanical connection method to deliver an airtight seal with minimal effort.

Key Features & Benefits

• 125mm connection designed for ventilation supply/extract valves.
• 180° configuration for compact, practical duct routing.
• Low system pressure loss thanks to efficient radial design.
• Airtight mechanical connection (Class ATC1 up to +/- 1000 Pa).
• Helps minimise fan energy use and sound production.
• Antistatic and antimicrobial properties for cleaner ductwork performance.
• Safe and quick assembly on site.

Installation Notes

To connect the AE48C duct to this adaptor, use:

AE48C Seal Ring - Not Included.

AE48C Click Ring - Not Included.

A reliable, installer-friendly accessory for achieving a strong, airtight connection in modern ventilation systems.