A self-balancing hinge range achieving high gust loading performance on projecting top and side hung windows
*Vents of 100kg must be fitted with S7280 cam adjustment devices, which are optional on lighter vents.
Separate restrictors (SR8 or SR16BAC pair), vent holding devices (SOR type restrictors) or an operating mechanism may be required to hold large vents in a selected ventilation position against variable wind pressure.
For OFFSET ARM contact sales office