Sono lock
The Sono lock is an acoustic damper and self-regulating sliding vent set for assembly on the window profile. The Sono lock has three sections. First, a self-regulating outside sliding vent (type 472) to be mounted on the outside of the window profile. Secondly, a self-regulating inside sliding vent (type 787AK) to be mounted on the inside of the window profile. And thirdly, an acousting-reducing sleeve that must be installed in the fixed sliding opening, in the window profile.
Product Variants
Technical specifications
Ventilation components
Supply ventilation
Acoustic window ventilation
Ventilation extra features
Acoustic window ventilation