Old Siding Under Newer Siding

In a 2015 cost vs.

Old siding under newer siding.

If the siding cedar or hardboard is in good shape and the substrate is wood it is foolish to remove the old siding. Applying a layer of sheathing or sheets of foam insulation over the asbestos then covering it with vinyl siding is a common practice. But be sure to check your local building codes first to see if it is allowed in your area. If there is a problem it can be repaired before the new siding is added.

However removing the asbestos siding first though more expensive is the best alternative in the long run. Value report new vinyl. Inspecting the walls under the siding when the old siding is removed from your home the home siding contractor will inspect the wall and insulation to ensure it is okay. Alternatively if you leave the asbestos on your home you can safely seal the old siding underneath the new siding and because asbestos is an excellent insulator you will actually be adding to the energy efficiency of your home by leaving it on.

On the right this is that same home and an example on why you never install new siding over existing siding as this is what you will find underneath of it. 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. Long think pieces and mounted side by side horizontally across the house. Removing asbestos is often cost prohibitive for most people.

Best siding value good investment. Other than color which dictates the appearance of vinyl siding there are two main shapes or types. Just recently i got some clear confirmation that our policy of tearing off old siding before installing new siding is the right policy. It also eliminates the problem of mold forming when insulation is attached directly to the substrate.

This usually happens on walls with wooden siding that is not uniform or hand split such as cedar shakes.