Garage area entry doors have a lot of abuse given that they are usually not shielded from weather conditions with patios or roof overhangs and therefore are knocked and beaten as house owners relocate objects in and out of the garage area. 

The majority of garage doors are common entry doors, approximately 36 inches wide by 80 inches higher. An alternative for any garage doors may be wood, metal or vinyl, but all install the same way.

An experienced company that specializes in garage door repair will manage to install a new door to suit your needs, such as the frame, effortlessly compared to the average DIY aficionado. Having to pay their service charge could save you from stress and anxiety and, the time and material expenses associated with making a mistake. Rehung doors have one significant restriction: You must replace the casing molding for both sides of the doorway. From time to time, like at the end of your home improvement project, there's no molding to get rid.  Sometimes, much like an exterior door, some great benefits of a tight fit outweigh the hard molding work. One careful attention: Because of the mixtures of size, finish, and style, your unique door generally is a special-order item. It is essential to plan.

In this article, we'll you help you how to install a pre-hung garage door and discuss the steps necessary to achieve it.

You should have your new door on hand.
Next, you’ll get rid of your old door. Regardless of whether too was a prehung door, you will still have to get rid of molding and frame at the same time. You need to remove the hinge pins using a flat screwdriver or putty knife using a hammer. Take out the door and lift out from the frame and unscrew the hinges from the door jam and the door.
Using a pry bar, cautiously pry away the molding, doorjamb, and framing. Take care not to damage the remaining opening. Scrape away all the caulk to clean the opening. 
You can then test-fit your new door into the opening. Carefully set it up into position, maintaining your shipping brackets attached. Center it within the door opening. Make use of shims up until entire thing is both plumb and level. And once this has been done, mark a line through the top of the door opening. Then you can remove the door.
Start using a level and draw plumb outlines straight down on both sides of your door opening.
If required, use any extra framing. First, put a thick bead of latex caulk down the bottom of the door opening. Then set the pre-hung door into the core of rough opening, bottom first. Tilt the door into position. Make sure that the door for your garage is level. 
Shim as needed. At each shim location, secure the door with either casing nails (for wood) or cement screws (for brick/cement). Once the door frame is firmly in place, trim off excess shims so that it will not interfere with molding and trim. Now it’s safe to get rid of the shipping brace and test out the functionality of your door. And finally, connect the anchor screws via the hinges and directly into the framing.
To complete your unit installation, you will need to seal up surrounding the door and add insulation. On the outside side of the door, do a bead of paintable caulk to close up space. Then pack insulation into the gaps between the door as well as the framing.
Finish off molding around the doorway and paint once all the caulk has dried up properly. You can install any other sorts of hardware components such as locksets, knobs, etc.

In case you are willing to undertake this remodeling, step in and we would love the opportunity to provide you with any concerns you have.  Hanging a door can be quite a time-consuming and requires intensive labor process, of course, if you make a miscalculation it does not only impact the appearance of your entire garage room but will also result in with a sticking door.