How To Replace Rotted Clapboard Siding

We used cedar siding to replace the rotted clapboards.

How to replace rotted clapboard siding.

Such was the case with the quarter sawn old growth white pine clapboards on this 1840s era greek revival house which had enough splits and rot to require replacement. First to help avoid any future insect damage back prime the cedar with oil based primer image 1. Cut the clapboard using a 10 teeth per inch crosscut handsaw. Clapboard is a throwback to an earlier time when hemlock pine spruce or cedar boards were split lengthwise to produce siding.

Protect sound siding with a scrap piece of 1 4 in. Specifically he shows every step in how to remove old. Use section of old clapboard to mark the length of the replacement siding. A single rotted clapboard can usually be replaced by the homeowner or the commercial maintenance crew by using the old rotted clapboard as a measurement board for the new siding plank.

Repair methods for clapboard siding. Here s how to repair damaged clapboards also known as bevel or lap siding. Replace the old board with a new one of the same size and shape. Pry the remaining pieces of old clapboard out from behind the course above.

Wedge the board away from the house by driving wedges up under the damaged board to pull it out from the sheathing below. However the amount of present rot can be deceptive. To learn how to repair wood siding remove rotted boards with a flat pry bar. Look for the nails in this section of clapboard and pull them out.

A lumberyard can help you get the best match for your clapboard siding repair i bought a couple of pieces of the siding in case i screwed one up or discovered more rot both very likely scenarios. Use utility knife and speed square to score the cut line onto new clapboard. Before the siding can go up 1x4 starter strips of treated lumber should be nailed to the sill where the lower most course of siding will go up image 2. The slices were then nailed.

When old claps split rot or warp they can t perform their crucial job of shedding the elements.