Repairing Rotted Masonite Siding

Masonite siding damage occurs when water penetrates through seams joints and holes with improper caulk.

Repairing rotted masonite siding. To learn how to repair wood siding remove rotted boards with a flat pry bar. Http bit ly portercablemultitool dewalt 20v battery multi tool my new cordless. Here are some common problems for homeowners with masonite siding. Always wear an approved dust mask or respirator when cutting fiber cement.

Masonite siding can be described best as sawdust glued together with a paper overlay. Fortunately you can repair masonite hardboard siding with wood putty. Here are a few tips on how to repair masonite siding. Step 1 clean the hardboard with a stiff bristle brush.

Pry off the rotted boards. Cut the fiber cement siding to length. Step 2 pack wood putty into the hole using a trowel. When masonite siding absorbs water it expands and causes abnormal bulges or curves in the masonite.

Here s another typical handyandy exterior project. The client here was told by several contractors that his masonite siding was defective and needed to be re. Slightly overlap the putty onto the surrounding hardboard by 1 inch. On discovering any of these problems fix it before it escalates out of hand.

If you can see black marks or streaks anywhere on your. If the masonite is already compromised scrape off the area in consideration. I have masonite siding about 35 years old now. Repairing masonite siding is a moderately easy project that you can handle all by yourself and using the tools equipment per the steps mentioned below.

How to repair masonite wood siding. Then apply some primer over the affected area. Cut fiber cement siding. However masonite siding is vulnerable to rot cracks insects fire fungus and insecticides due to which it softens over time making caulking some repair and repainting almost necessary.

Many carolina homeowners are interested in replacing their rotten masonite siding with new hardie board siding or vinyl siding. However before hiring a contractor for siding replacement it is important to get a better understanding of what masonite siding is. Protect sound siding with a scrap piece of 1 4 in. Scrub the brush around the hole to dislodge dirt and debris.

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