Skip to content

Winkhaus OBV Tilt and Turn Upvc Window Restrictor Child Safety - Egress - White

Sold out
Original price £19.24 - Original price £19.24
Original price
£19.24
£19.24 - £19.24
Current price £19.24
Technical Details


The Winkhaus OBV & OBVA (grub screw) are a family of window restrictors, which are designed to help prevent small children opening windows fully and falling our. The restrictor automatically restricts the opening of window greater than 50mm-100mm.  It also prevents windows from slamming shut.  Restrictors are surface mounted vertically or horizontally on both outward and inward opening windows, and can be easily retrofitted to existing windows as an additional security and safety device.


Restricts the opening distance in the turn position to apprx 50mm if mounted on the lock side, when mounted horizontally variable opening distances can be achieved
The OBV locking bar can be released for full operation of the sash by keeping the push button depressed
Automatic locking; when the window is closed from the turn position the limit opening function re-engages
Prevents windows from slamming shut
Can be retrofitted to existing windows as an additional security and safety device
Easily fitted using 5 screw. The steel hook is fixed with three screws.
Maintenance friendly as frame section can be adjusted within a range of +3mm
Don't Just Take Our Word For It

Don't Just Take Our Word For It

Check our excellent reviews on a 3rd party independent review platform

Check Our Google Reviews Here