Pry off the rotted boards.
How to replace rotted wood siding.
The wood siding must be at least 5 8 inches in thickness.
The cost to repair the damage or in other words replace the rotted wood can run in the tens of thousands of dollars.
Hardboard lap siding has been used on homes for years because it mimics the look of wood siding but is much less expensive.
One of the disadvantages of hardboard siding is that exposure to water can cause it to deteriorate over time.
This will help protect the new wood plank from damage coming from weather elements such as rain and intense heat during summer.
Installing new wood siding using spacer gauges.
Protect sound siding with a scrap piece of 1 4 in.
Often only a few boards have to be replaced requiring the existing siding to be crosscut in place with a circular saw and removed.
Wood siding can rot or become damaged over time and will need to be replaced with new siding.
Add felt if needed before nailing the new wood on and prime the new wood on all four sides before installing it.
If your home has wood siding examine the siding around and beneath.
You can use plenty of materials for that.
Many people delay getting new wood siding when one or two boards are rotted out because it can be hard to match new materials to the wood species and the same look of the existing siding.
However by waiting to replace the one or two rotten boards this problem can lead to more significant damage in time.
Rotten hardboard siding before replacement with fiber cement siding.
Step 6 paint the replacement wood piece.
To learn how to repair wood siding remove rotted boards with a flat pry bar.
Inspect the sidewall around and underneath the fascia and inside the house for signs of moisture damage and repair any rotted areas.
Pressured treated wood cedar corrugated metal or plastic a length of concrete siding and probably more.
Lots of great answers above but the best one is to sheer off the siding above the rot line and replace the lower section with something that doesn t rot.