Reventa ZLV Vario
The ZLV Vario fresh air distributor features a sliding fan module that dynamically adjusts the recirculation gap, enabling 100% fan output as fresh air during summer, effectively halving the number of required fresh air ducts.
Aerotech BI
The Aerotec BI series includes models for mechanical control and air-actuated control utilizing unique constant-force springs. The simple-to-adjust springs allow full control of static pressure and make it easy to compensate for ceiling pitch.