Installation of French door is very easy process. We need to more conscious regarding the foundation work, as it is not a tough process to be executed, but still it should be done with high care and proper instruction. The materials, which are needed, must be used in very directive way. Materials: Prehung French doors, Level, Flat bar Wood shims, Adhesive caulk and gun, Nail set, 3" deck screws, Hammer, Finishing nails.

Process of installation:

Begin by removing the existing exterior door and frame to expose the rough opening. Apply two generous beads of waterproof, adhesive caulk to the sub sill about an inch inside the front and rear edges. Place the door in the opening and rock it into final position. If the door is a tight fit, you may need to tap it into place. Once positioned, insert shims under the threshold until the door is level. From the inside, insert shims between the door's frame and the rough opening — and check that the door is plumb. Deck screws into each of the hinges to secure the door in place. To strengthen the installation, hammer finishing nails into the doorjamb at the shim locations. Drive each of the nails below the wood's surface using a nail set .Check that the door opens and closes freely. Cut the shims, caulk around the perimeter and install the locks as instructed by the manufacturer.

Foundation work:

Adding the elegance of French doors will enhance the exterior beauty of your home and allow natural light to come pouring in. Since the existing foundation was neither level nor square, the mason cut a small, sloping course along the top and repointed to blend the old and new into a level seat for the new addition. The 5-foot by 16-foot mudroom has a hip roof with a shallow pitch that will be finished in copper. The construction of the hip roof starting with hips that are cut on a 45-degree angle, hip jacks, and common rafters. Then the crew creates an opening for the 6-foot wide Pella French doors using a laminated structural header to head off the weight above and transfer it to side members. They use Pella's butyl tape to seat the doors, which have a triple-latch system built into the top, center, and bottom for added security. They are double paned, argon-filled, low-e glass doors made of solid wood with architectural wood panes for a classic look