It should be all one unit. If not, you would install the door and side lights and then the transom.
Google is your friend you should visit more often. A whole host of instructions here: http://tinyurl.com/369ka6 A pre - hung door can be hung in a few simple steps. Below are the steps in which to accomplish this:  Door swings away from you  1. Remove shipping ties. Start at side that swings away from you. Place door into opening. Place about a 1/8 inch shim under the jamb on the hinge side. This is to account for any unlevel floor conditions........
A 'slab' is simply the basic door portion with no holes or anything else. A Pre-hungwill come with all 3 jamb portions, hinges and a hole cut for a lock.He's right, but let me add a few details. Think of a "slab"door as a blank slate or a blank canvas. It has no frame (Jamb), may or may not have the lock-setbored out, and has no mortise, (notches in the door edge), for the hinges. A "slab" door however may come in various styles, such as a blank or flat slab, or may have a pattern such as Colonial etc.A pre-hungdoor is one that is hung on a door jamb. It can consist of a slab door with no detail or Colonial or similar styling. The door is "pre-hung,"on the door jamb with hinges and is bored out for the lock-set.Both slab and pre-hungdoors, can come pre-primedor unfinished.
Replacement closet doors can be found cheap at Lowe's or Home Depot. Depending on whether you need the door pre-hung or you intend to install it completely on your own, you can expect to pay at most around $60-70 for a single door or less for a simple slider.
Ask This Old House - 2002 Installing a Pre-hung Front Door Using Big Containers for Screening and Shading 12-4 was released on: USA: 26 October 2013
Remove the old window along with the frame then install a new pre-hung window with the frame included. The new window can be any type you want as long as it will fit into the same opening.
In this time in age it takes about 10-20 minutes to hang a pre-hung door that you would buy from home depot correctly, I've hung easily over 10,000 doors, I was recently a trim Foreman for the past 6 years, we can trim the hole house in a day with a total of three people.
I need a screen door hung that is heavy and is used a lot..
"Pre-" is the prefix for "install."
Mistletoe.
To install patio door handles you must first decide where you are going to put the holes in the door to install them then install the handles by screwing them into the holes
The shopkeeper hung a closed sign on the door when he went home. Mary hung a picture of her idol on her wall.