Replacing Roof Rafter

Before you start cutting you first need to determine how long your roof rafters need to be and the angles at which you ll cut the top and bottom of the rafter.

Replacing roof rafter.

One person should be at the top where the rafter joins the roof peak and the other where the rafter meets the wall. A laser level was used to throw a straight line to determine when each pair of jacked rafters were straightened and the new collar tie could be attached. Roof pitch is the value. 3 enter roof pitch slope.

Use a hammer and nails to. In some cases it may be necessary to remove a section of metal roof. 1 enter house footprint. Remove weak spongy wood preserve and protect wood wi.

Measure as precisely as possible down to the 1 4 inch 0 64 cm 1 8 inch 0 32 cm or 1 16 inch 0 16 cm. Width or span is the gable side of the roof which is. With the roof rafter pair straightened clamp new mid span cross ties in place and then nail the tie ends to the rafters. 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.

Use a tape measure to measure the entire width of your building. Sand the filler and apply. This video shows from start to finish the repair of rotted endbeams on a house using the endrot system. How to replace the rafters without removing the roof step 1.

Cut a piece of 1 by pressure treated lumber that is longer than the replacement board by 4 to 6 inches. Use your tape measure to record the. 2 enter overhang length. Position the replacement boards over the rafter and secure them using galvanized nails or 2 5 inches 6 4 cm wood screws.

If necessary enlist a roofing contractor to fill in the areas where shingles and roofing paper were removed. Repeat this process for each section of the roof where the eaves are beginning to show signs of deterioration. If the entire rafter was rotten use the. Remove the rotted wood with a chisel and pry bar.

The rotten wood will come away easily. How to replace rotted wood rafters. Length is the roof eave gutter side. Cut off the rotted rafter tail with a reciprocating saw.

Once it s in place start by nailing the top of the sister in place while the other person nails the bottom in place. Most houses have overhangs soffits which are needed to protect the house exterior walls and. Slide one of the newly cut rafter legs into position directly next to the old rafter. Fill the seams where a rafter tail meets the cut end of a rafter with exterior wood filler.

Measure the dimensions of the old rafters beneath your roofing surface.