Measure the dimensions of the old rafters beneath your roofing surface.
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.
Remove weak spongy wood preserve and protect wood wi.
Use a powder actuated nailer to attach a 2x4 cleat to a brick chimney.
The cleat helps support the new overhang.
Discard the wood in a.
This video shows from start to finish the repair of rotted endbeams on a house using the endrot system.
Measure the length of framing wood needed with a measuring tape.
In addition to wood you also have the option of choosing a material like cellular pvc fiber cement aluminum or.
Screw a new section of rafter to the old one to reinforce the tail.
Make sure you also pick up enough pressure treated lumber to cut new shingle molds and rafters if necessary.
When measuring extend the.
If you are using an extension.
If the dry rot is extensive enlist a contractor to replace the rotted.
Remove the rotted wood with a chisel and pry bar.
If the entire rafter was rotten use the length.
Cut off the rotted rafter tail with a reciprocating saw.
The rotten wood will come away easily.
Clamp a 1 by backing board in place and screw the new rafter to it.
How to replace rotted rafter ends on a gable roof step 1.
How to replace rotted wood rafters step 1.
Dry rot on the ends of gable rafters must be addressed before it spreads to the roof sheathing or rafters in the attic.
Install new 2x4 lookouts to replace rotted ones or screw a new one to the old one if it s mostly sound.
Cut a replacement piece from pressure treated lumber.
Slide one of the newly cut rafter legs into position directly next to the old rafter.
Use your tape measure to record the distance of both rafter legs.
Make the new section twice as long as the rafter tail.
Measure from the end of the rafter tail to the area of good wood with a tape measure.
Place a stepladder or extension ladder under the rafter end with the most damage.
How to replace the rafters without removing the roof.