How To Build Your Own Gable Roof


How To Build Your Own Gable Roof

Gable Roof

Also known under the name saddle roof, a gable roof is really simple to design. At the same time, it is very inexpensive. The completely symmetrical shape sheds snow and rainwater in a really efficient manager and is attractive. The maximum attic space is easily attained and the choice is quite suitable in for so many different climates.

Great news comes from the fact that carpentry skills can easily help you to properly build gable roofs for various rectangular structures like sheds. Here is what you have to do, according to specialists from roof repair professionals.

Step 1 – Nailing To Plates To Outside Walls

Two boards that have a suitable width need to be used as top plates and cover wall tops.

Step 2 – Cutting Ceiling Joists

The ceiling joists have to be cut and measured and you need to use regular 2 by 4 lumber. Every rafter pair needs to have joists attached in order to resist rafter pressure put on walls. Ceiling joists have to be installed on top plate so that structure can be spanned from a long wall to the next.

Step 3 – Cutting Ridge Boards

Use 2 by 6 lumber and cut ridge boards. They form roof peak and have to be as long as structure wall and parallel to them.

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Step 4 – Laying Planks

Now you need to lay planks on the ceiling joists. That is necessary as you can stand on something while the roof is assembled. At a later point in time the planks can be move towards the outside.

Step 5 – Calculating Rise

Slope has to be between 25 degrees and 45 degrees. The really simple Pythagorean Theorem can be utilized in order to calculate the rafter board length and slope. This is possible when the distance from outside wall to ridge board and the distance to roof rise is known. There are also people that do not know how to do the necessary math. In this case you can always buy a book that tells you that.

Step 6 – Cutting Rafter Boards After Measuring

Use 2 by 4 lumber to cut the rafter boards. They have to be attached at 40 to 60 cm intervals to ridge boards and sit right on wall tops. Rafter length depends on roof height and extension that you may want to achieve. In the location where rafters will rest on wall tops, create triangular notches. Tail ends have to be mitered so that rafters come to one suitable point.

Step 7 – Making Collar Ties

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This is necessary for both 2 rafters. Collar ties have to be attached to boards right next to roof peaks on inside areas so that rafters can be stabilized. Miter cuts are not necessary for collar ties.

Step 8 – Assembling Gable Roofs

Top wall plates have to properly fit right into rafter notches. This is crucial and it is highly recommended that you utilize temporary braces together with helping hands.

This is important so that they would run parallel with ridge boards.

Step 10 – Using Mitered Planks To Cover Gable Roofs

Make sure that room is necessary in order to install vents. Warm air has to escape and structure can remain cool because of this.

Step 11 – Adding Tar Paper

Tar paper has to be rolled out and then nailed to planks. Make sure that you start from the bottom and that you overlap sheets. Ridge board has to be covered with more sheets.

Step 12 – Adding Asphalt Shingles

Roofing nails and asphalt shingles have to be added. Once again, start from the bottom. It is also important to offset rows. Shingle edges have to be centered on the shingles that are placed above and also below.