Replacing A Roof Rafter
Over time roof rafters can wear crack or rot and replacements may be in order.
Replacing a roof rafter. Replacing rotted rafter ends on a gable roof is a matter of removing the existing ends and installing new wood. Rafter spacing and roof length will be used to determine quantity of rafters needed for your project. When you have a problem with a roof rafter in the garage it s important that you immediately take care of it to keep the roof secure. Wood rotting from the inside out compromises the structural integrity of the rafter.
Rotted wood rafters in a roof are a serious issue. Remove weak spongy wood preserve and protect wood wi. Although it is a straightforward process it is necessary to take your time to ensure a solid repair. Dry rot on the ends of gable rafters must be addressed before it spreads to the roof sheathing or rafters in the attic.
If you are using an extension ladder ask. It may also include replacing roof sheathing. Step 1 place a stepladder or extension ladder under the rafter end with the most damage. If you re framing a gable roof on a new house or building a shed or even a doghouse with a gable roof you ll need to cut a number of roof rafters.
The process of replacing existing rafters so that your roof remains intact without removing the roof to do it requires some basic carpentry skills and a few common tools. In face you won t be replacing the rafter but adding a support on the side along its length a process known as sistering. Lumber size width 2x8 2x10 or 2x12 boards will be used to estimate cost of each rafter as well as total cost excluding local sales tax. The roof rafters provide integral structural support to the roof.
Unless you have advanced carpentry skills you may not be able to fix a rafter with serious decay problems. This includes repairing any leaks in the roof above the rafter. 4 select rafter spacing and width. If you see a rotted rafter you should take steps to identify the source of moisture that is causing the decay.
This video shows from start to finish the repair of rotted endbeams on a house using the endrot system. If the dry rot is. Before you cut your boards you ll need to measure the width of your building and calculate the exact length of each rafter.