Old Siding Under Newer Siding

If there is a problem it can be repaired before the new siding is added.

Old siding under newer siding.

Just recently i got some clear confirmation that our policy of tearing off old siding before installing new siding is the right policy. If the siding cedar or hardboard is in good shape and the substrate is wood it is foolish to remove the old siding. Other than color which dictates the appearance of vinyl siding there are two main shapes or types. 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.

Best siding value good investment. 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. Long think pieces and mounted side by side horizontally across the house. It also eliminates the problem of mold forming when insulation is attached directly to the substrate.

Cut into square or rectangular shapes and is layered vertically to give the impression of many layers of shingles. In a 2015 cost vs. 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. This usually happens on walls with wooden siding that is not uniform or hand split such as cedar shakes.

There are two options for this. Going over the existing siding adds to the r value by creating an air space between the insulation and old siding. But be sure to check your local building codes first to see if it is allowed in your area. Value report new vinyl.

However removing the asbestos siding first though more expensive is the best alternative in the long run.