The courses should overlap by at least 1 in.
How to replace cedar lap siding.
Lap siding can be installed horizontally or vertically.
Do not nail through overlaps.
Overlap the boards so each row of new siding has the same reveal as the old siding.
Cedar is a popular siding material for houses especially in the western united states where that wood is plentiful.
Screened in porch neutral exterior.
Remove the nails on the lap board then use the claw of the hammer to split the board down the center image 1.
Wood siding holds so much character but it can also be prone to rotting and cracks.
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Allow a 1 8 inch expansion gap between pieces if the siding is air or kiln dried.
For siding up to 6 inches wide use one nail one inch up from the lap.
Above the bottom edge.
Once all the nails are removed from the adjoining board the damaged one should just pull out.
Cedar resists rot and decay and most insect.
Replace siding by working from the bottom up you might need a helper here.
To install the replacement siding start at the bottom and work your way up.
Attach the siding with 10d galvanized box nails driven into the overlap at least 1 2 in.
How to install cedar bevel siding.
You can use a tape measure to mark the reveal of each piece of replacement siding or make a spacer gauge from two blocks of wood screwed together.
For horizontal applications start with the bottom course and work up with the channels pointing upwards.
Score down the damaged lap siding with a utility knife.