Is Lap Siding Put Over Osb

However if you re interested a residing project offers the perfect time to examine your home s weather barrier and exterior insulation and improve it if need be.

Is lap siding put over osb.

Why siding over existing siding is a bad move. Oriented strand board or osb is a siding product sold in sheets or laps depending on preference. In the end the decision to install house wrap under your siding is a personal one that you should make after discussing it with your contractor. The main concern to understand is that the hardieplank siding is going to be on the house for a very long time.

Yes you may be able to save some money by not removing the old siding but that old siding could be hiding problems that may. We re building a new home sw virginia with 2x6 studs on 24 inch centers. As its name lap implies an upper siding board laps over the board below it by 1 to 2 inches. The actual question is should the current siding be removed with osb installed or should the current siding remain to act as a substrate an additional layer beneath the top layer under the new hardieplank siding.

Then i discovered that lp s installation instructions specify 1 5 inch x. Even though most reputable contractors will never install siding over existing siding there are knuckleheads out there that will say you can do it and it s not a problem. There are two options for this. More than 50 years.

Most lap siding is beveled meaning that the bottom edge is thicker than the top. It comes in a variety of finishes made to resemble various hardwoods and stucco surfaces. We had hoped to use 1 5 to 2 inches of eps rigid foam to the exterior of the sheathing then 3 4 inch x 4 inch plywood furring strips then lp smartside lap siding. Something you will want to keep in mind when making this decision is how long hardieplank will be on your home.

On thick profiles of siding nails may be hidden meaning they are driven into the upper portion of a board so they are covered by the lower part of the board above it.