




TROX VAV BOX (TVA)
FOR EXTRACT AIR SYSTEMS WITH DEMANDING ACOUSTIC REQUIREMENTS
VAV terminal units for extract air control in buildings with variable air volume systems and demanding acoustic requirements
- Highly effective integral attenuator
- Box style construction for the reduction of the airflow velocity
- Electronic control components for different applications (Easy, Compact, Universal, and LABCONTROL)
- Closed blade air leakage to EN 1751, up to class 4
- Casing air leakage to EN 1751, up to class C
- Technical data
- Variants
- Data Sheet
- Manual
- Certificate
- Nominal size: 125-400 mm
- Volume flow rate range: 14 – 2007 l/s or 50 – 7228 m³/h
- Minimum differential pressure: Up to 258 Pa (without circular silencer)
- Maximum differential pressure: 1000 Pa
- Operating temperature: 10 to 50 °C
- TVA: Extract air unit
- TVA-D: Extract air unit with acoustic cladding
- Units with acoustic cladding and/or secondary silencer
Type TS for very demanding acoustic requirements - Acoustic cladding cannot be retrofitted
