How to Find Your Production Number:

For a patio door:

Step 1:

Slide the anti-lift block away from the the top mobile corner of your door.

Step 2:

The production number is the text shown here (yellow box).

For an Entrance Door:

Step 1:

Open the door.

Step 2:

The production number is located near the top of the panel on the hinge side (yellow box).