Lifting sliding door - Locks

GU sliding door locks

In the series of sliding door GU lock parts, the GU brand is a common type of lock for sliding doors in the Netherlands. Due to overdue maintenance, the lifting lock can break or become stuck, resulting in the entire sliding door lock having to be replaced.

GU locks parts

We sell the locks GU 934 and GU 937 from the brand Gretsch Unitas (GU). The old series of lift-and-slide door locks GU 935, GU 936 and GU 953 are being replaced by the new series. GU934 and GU937 . 

Because the new GU locks have a different transmission than the old GU locks, the entire system must be replaced. The GU running wheels also serve this purpose to be replaced.