The Winkhaus OBVA Safety Catch is one of the family of Window restrictors which are designed to help prevent children opening windows fully and falling out, a .. Read more
Features
OBV Safety Catch
Prevents window from slamming shut
Optimum child security
The OBV locking bar can be released for full opening of the sash by keeping the push button depressed
Restricts the opening distance in the turn position to 50mm if mounted on the lock side, when mounted horizontally variable opening distances can be achieved
