Replacing Rotted Roof Rafters

Cut off the rotted rafter tail with a reciprocating saw.

Replacing rotted roof rafters.

Make sure you also pick up enough pressure treated lumber to cut new shingle molds and rafters if necessary. 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. If you are using an extension. Screw a new section of rafter to the old one to reinforce the tail.

How to replace rotted wood rafters step 1. Use a reciprocating saw to chop out the rotted rafter. Install new 2x4 lookouts to replace rotted ones or screw a new one to the old one if it s mostly sound. The rotten wood will come away easily.

If the dry rot is extensive enlist a contractor to replace the rotted. Remove the rotted wood with a chisel and pry bar. Discard the wood in a. Clamp a 1 by backing board in place and screw the new rafter to it.

The cleat helps support the new overhang. How to replace the rafters without removing the roof. Cut a replacement piece from pressure treated lumber. Replace rotted lookouts so you have a good nailing surface for your new soffit boards photo 7.

Dry rot on the ends of gable rafters must be addressed before it spreads to the roof sheathing or rafters in the attic. Measure from the end of the rafter tail to the area of good wood with a tape measure. Make the new section twice as long as the rafter tail. If the entire rafter was rotten use the length.

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. Slide one of the newly cut rafter legs into position directly next to the old rafter. When measuring extend the.

Use a powder actuated nailer to attach a 2x4 cleat to a brick chimney. Place a stepladder or extension ladder under the rafter end with the most damage. 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.

How to replace rotted rafter ends on a gable roof step 1.