Replacing Rotted Hardboard Siding

If needed replace the sheathing behind the siding using 1 2 plywood covered with builder s.

Replacing rotted hardboard siding.

The sheathing and framing sometimes need repairs too but that is less common. Place the new wood piece under the lower edge of the blank in the upper plank. Cut the fiber cement siding to length wear approved dust protection. Position the groove along the bottom part of the new wood piece onto the upper edge of the wood piece.

How to remove and replace siding. Remove the deteriorated hardboard siding using a pry bar and chisel being careful not to damage. Use a pry bar to remove the damaged siding. Using 2 inch siding nails attach the new wood piece.

Hardboard siding needs to be primed and painted just like wood. The steps involve cutting away the rotten siding clearing out the old nails cutting the new siding to the appropriate length and fastening the siding as well as caulking it to make the siding watertight. Replace rotten sheathing if needed replace the sheathing behind the siding using 1 2 plywood covered with builder s. Blind nail the fiber cement siding in place starting with the bottom piece.

Remove any nails from the top piece of good siding. Failure to do so can lead to moisture and insect infiltration that will in turn lead to rotting and deterioration of the boards. Watch this graphic depiction of the removal and replacement of hardboard siding. Thinner than most hardboard but it works in many cases has a comparable cost is highly rot resistant and carries a 50 year warranty.

We tear off the damaged hardboard and replace it with fiber cement siding. You also need to stay on top of the caulking. Consider replacing rotted areas with fiber cement siding. The nails should be placed into each of the individual wall studs.

Remove damaged siding. The process of replacing rotten wood siding isn t difficult. In most cases the original layer of building paper or housewrap at the bottom of the wall was enough to prevent water infiltration and damage beneath the siding. The spaces between each piece of hardboard and along the edges need to be filled with caulk.

Cut fiber cement siding. To remove and replace damaged siding. Cut the fiber cement siding.