A robust and heavy-duty design, the Newgate Type 1 sliding gate delivers high performance levels time after time. It is available in two styles, cantilever for spans of up to 9.5 metres (single leaf) ...

If the lock breaks, you have no way to secure the sliding glass door against burglars. You also can't be certain that your toddler or grandpa (who is prone to wandering) could simply slide it open ...