Rotten Plywood Under Siding

Scrape loose paint off the rotted area with a putty knife and use 80 grit sandpaper to smooth the rough surface if necessary.

Rotten plywood under siding.

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. Protect sound siding with a scrap piece of 1 4 in. Place the new wood piece under the lower edge of the blank in the upper plank. Black mold and rotting wood under vinyl siding.

Causes of rotten wood understanding wood rot is the first step towards fighting it so take a minute to think about what causes wood to rot. The subfloor is also rotted and it appears to have spread into the adjoining bedroom and probably the cavity between the living room ceiling and bedroom floor above it and probably down to the first floor exterior living room wall. Any siding that has active rot must be removed. If your home has wood siding examine the siding around and beneath the windows for signs of swelling or discoloration.

What i do know is that the plywood under our current siding is pretty rotten and i need to replace everything. Not only that but you should do some detective work to find out why moisture is getting into the siding. The wall sheathing is gone. My house was built in the early 80 s and the person who built it did some things very wrong at least from what i can tell.

Cut plywood pressure treated to be safe about 1 4 inch shorter and narrower than the opening. When considering plywood for sheathing builders choose from 1 2 inch cdx common construction grade material or 1 2 inch pressure treated plywood. It is actually fairly simple lingering moisture in wood creates an environment conducive to fungi growth which in turn causes the wood s fibers to deteriorate. Use shims to position it with 1 8 inch gaps all around.

Drive 2 1 4 inch deck screws about every 8 inches. Using 2 inch siding nails attach the new wood piece. The siding may have to be. To learn how to repair wood siding remove rotted boards with a flat pry bar.

3 remove the nails in upper panel of t1 11 siding. Your problem may be related to gutters or. What im looking for is a link to some good reference material i can use to help guide me when i replace all of the plywood siding and possibly adding a weatherproof insulation barrier under the siding as well. The nails should be placed into each of the individual wall studs.

If needed attach strips to the nailer so the patch is flush.