Create a sill pan to fit in the opening using roll flashing.
How to install aluminium sliding door.
Set the bottom in place on the track in the door frame and then press the top portion of the door in place too.
Add caulk to the bottom edge of the opening and firmly.
Put silicone caulk around the edges of your opening where your siding and house wrap meet.
Home improvement expert ron hazelton will show you the basic steps required to remove your old door from the open.
Then have a friend help you lift the first section of the sliding door.
Install the sliding glass panels and handle.
First carefully clean all debris from the rails to get a good fit.