Optimised energy efficiency – Veka Multibox
Gretsch-Unitas is introducing, in collaboration with Veka, a forward-looking hardware/profile combination – an innovative further development of the box-type window.
Inside: motor-driven Tilt&Turn window
UNI-JET central locking system
ELTRAL K18 DK concealed chain drive and VAN DK concealed locking drive
Outside: motor-driven Projecting Top-Hung window
ELTRAL K35 chain drive integrated into the frame and concealed VAN locking drive
Additional functions such as sun shading solutions, etc. can be integrated into the space between the windows