Is Lap Siding Put Over Osb

We knew we had to use the 76 series smartside product for the 24 inch centers.

Is lap siding put over osb.

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. Oriented strand board or osb is a siding product sold in sheets or laps depending on preference. Remove the siding and install oriented strand board commonly referred to as osb or to use the existing siding that s on the house now as substrate or layer beneath the top surface underneath the hardieplank siding. Siding materials can dramatically change the appeal of a home exterior by improving its look and style but the value of siding goes far be 7 trendy yet functional siding styles your home s siding is an invaluable part of its overall curb appeal.

As its name lap implies an upper siding board laps over the board below it by 1 to 2 inches. Most lap siding is beveled meaning that the bottom edge is thicker than the top. Why siding over existing siding is a bad move. 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.

There are two options for this. 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. 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. Then i discovered that lp s installation instructions specify 1 5 inch x.

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. 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. The main concern to understand is that the hardieplank siding is going to be on the house for a very long time. 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.