Replacing Rotted Roof Rafters

Cut a piece of 1 by pressure treated lumber that is longer than the replacement board by 4 to 6 inches.

Replacing rotted roof rafters.

If you are using an extension. Measure from the end of the rafter tail to the area of good wood with a tape measure. Make sure you also pick up enough pressure treated lumber to cut new shingle molds and rafters if necessary. How to replace the rafters without removing the roof.

Cut off the rotted rafter tail with a reciprocating saw. Replace rotted lookouts so you have a good nailing surface for your new soffit boards photo 7. Cut a replacement board from 2 by pressure treated lumber that is the same size and width as the rafter tail you just cut using a circular saw. How to replace rotted rafter ends on a gable roof step 1.

Measure the dimensions of the old rafters beneath your roofing surface. This video shows from start to finish the repair of rotted endbeams on a house using the endrot system. Discard the wood in a. In addition to wood you also have the option of choosing a material like cellular pvc fiber cement aluminum or.

Remove the rotted wood with a chisel and pry bar. Remove weak spongy wood preserve and protect wood wi. Use a powder actuated nailer to attach a 2x4 cleat to a brick chimney. How to replace rotted wood rafters step 1.

The cleat helps support the new overhang. Place a stepladder or extension ladder under the rafter end with the most damage. When measuring extend the. Use your tape measure to record the distance of both rafter legs.

Cut a replacement piece from pressure treated lumber. Dry rot on the ends of gable rafters must be addressed before it spreads to the roof sheathing or rafters in the attic. If the entire rafter was rotten use the length. The rotten wood will come away easily.

If the dry rot is extensive enlist a contractor to replace the rotted. Measure the length of framing wood needed with a measuring tape. Slide one of the newly cut rafter legs into position directly next to the old rafter. Make the new section twice as long as the rafter tail.

Use a reciprocating saw to chop out the rotted rafter.