How To Replace Rotted Masonite Siding

Step 1 clean the hardboard with a stiff bristle brush.

How to replace rotted masonite siding.

Hardboard lap siding has been used on homes for years because it mimics the look of wood siding but is much less expensive. Pry off the rotted boards. Slightly overlap the putty onto the surrounding hardboard by 1 inch. Also to increase the longevity of masonite repaint it every few years.

Scrub the brush around the hole to dislodge dirt and debris. Hardboard siding also knows as pressboard masonite or hardboard siding is a synthetic home siding product composed of a mixture of wood fibers glues and resins all bound together using heat and pressure. How to repair masonite wood siding. Discoloration signifies that the siding has begun to rot and decay.

To catch the problem early keep looking for any discoloration in the siding. One of the disadvantages of hardboard siding is that exposure to water can cause it to deteriorate over time. Protect sound siding with a scrap piece of 1 4 in. Fortunately you can repair masonite hardboard siding with wood putty.

Rotten hardboard siding before replacement with fiber cement siding. 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. To learn how to repair wood siding remove rotted boards with a flat pry bar. Masonite siding damage occurs when water penetrates through seams joints and holes with improper caulk.

If you can see black marks or streaks anywhere on your. After you remove the rotted courses use a small hacksaw to cut any protruding nail shanks or if you have a very strong grip use a good pair of wire cutters. This is much better than having to replace the whole siding altogether. This inexpensive siding option made it a widely popular choice for homeowners from the 1980s to the mid 1990s.