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. The restrictor is surface mounted vertically or horizontally on both outward opening and inward o
Features:
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.
