Repair Cedar Lap Siding

Step 4 let the cleaner sit on the cedar siding for 15 to 30 minutes.

Repair cedar lap siding.

How to repair wood siding. When the board is completely cut through on both sides of the damage the damaged section should pull down and out fairly easily. When you re ready to install the new material creating a gauge block will help ensure that the reveal of each board is identical. When hardboard siding is installed and maintained correctly it can hold up for 30 or 40 years.

Repairing minor defects in cedar siding step 1 use a putty knife to apply exterior wood putty to smaller cracks or holes in siding. Score down the damaged lap siding with a utility knife. Drill pilot holes and drive nails to attach the new pieces. Because the nails in wood lap siding sometimes go through two rows at once you may need cut the nails in a row above the one you re working on.

But without proper attention isolated areas can begin rotting in only a few years especially near the foundation. Apply the wood cleaner to the cedar siding using a paint brush or roller. Cut all the way through the board to include the damaged area. Add new siding we used cedar siding to replace the rotted clapboards.

Tap the new pieces in place using a block of wood so you don t dent the siding. By hooking that smaller piece on the row below the repair you ll create the proper spacing every time. Reach the high areas or apply cleaner to the less dirty areas using a roller with an extension pole which doesn t allow you to apply as much pressure or elbow grease as a paint brush. Once all the nails are removed from the adjoining board the damaged one should just pull out.

Work the putty down into the holes and smear the putty over the top and edges of the defect. Remove the nails on the lap board then use the claw of the hammer to split the board down the center image 1. Remove the shims and tap the upper board back into place. If necessary move the wedges to make room for the saw but leave the wedges under the clapboard.

First to help avoid any future insect damage back prime the cedar with oil based primer image 1. 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. Water splashes up from the ground frequently soaking the vulnerable bottom edges. To maintain a consistent reveal create a pair of gauges using scrap wood attached to each other at 90 degree angles.

Use galvanized spiral shank nails to secure the boards.