Andersen Gliding Window Upper and Lower Lock

• Works with 400 Series Gliding Windows manufactured from 1991 to Present.
• Used as upper and lower lock for G36 (3’6″ high), G4 (4′ high) and G5 (5′ high) units.
• Used as upper lock for G3 (3′ high) unit.
• G2 (2′) high) unit does not use this lock.
• You must remove sash to change this lock.