Installing New Exterior Door Frame

Remove the old door.

Installing new exterior door frame. With all the screws out take the door from the frame and. Hold the tape measure up to the top of the door frame. The first step you need to accomplish before you learn how to install an exterior door is that you must prepare the rough opening of the door if necessary and remove the new door and frame from their packaging. Buying a new prehung exterior door.

Starting at the bottom take the hinge screws out of the jamb. Before removing the old door have the new one on hand. Also measure the jamb depth. If you re looking to add a new exterior door to your home whether it s a pair of french doors that swing out onto your patio or a dutch door that brings cottage charm to your front entry you ve come to the right place.

We ll walk you through the entire process of framing for an exterior door including cutting through drywall assembling new studs and building a new door frame. Leave the retaining brackets in place that hold the door closed while you re working on it. The new door should be 1 2 inch less than the height of the rough opening and 3 4 inch less in width. Measure the width of the door frame.

Break out the tape measure. It s a good idea to measure the actual door too. Keep in mind that if the door has 2x4 walls then the frame will be 4 1 2 11 4 cm. Measure the old door.

The key things to remember are setting the door level shimming the frame so the gaps between it and the door are even and taking steps to waterproof the installation. And 6 9 16 in and they usually include two inch wide brick molding for exterior trim. You ll need to know how wide your door frame is so the jamb fits in it. Next create a rough opening around your frame that s at least 1 inch wider and taller than the outside of the door system you re installing then insert the new door into the opening and place shims on the hinge side of the door making sure there s a gap of 1 8th inch between the edge of the door and the jamb.

Most home centers stock prehung exterior doors in a limited number of styles. Common jamb widths for stock doors are 4 9 16 in.