Installing Siding Over Old Siding

Vinyl siding must be installed against a flat surface.

Installing siding over old siding.

6 tips for installing vinyl siding over old wood siding you can install vinyl siding over old wood siding but should not try to install new vinyl siding over old vinyl siding. Take your measurements to the hardware store and order your choice of vinyl siding. The main concern to understand is that the hardieplank siding is going to be on the house for a very long time. Start with the side of your house with the least.

Surprisingly many vinyl siding manufacturers state that it s perfectly acceptable to install their product over old siding. 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. If the wood siding is beveled or lapped you. Never install vinyl siding over rotten wood.

With other siding types fiber cement engineered wood etc. 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. How to install vinyl siding over wood siding measure the amount of vinyl siding that you ll need to order. You ll need to remove and replace any rotten areas before you install vinyl.

Existing wood siding must be in good shape with no rot or mold and fastened tightly to the wall. There are online siding calculators that will help you. Installing vinyl siding over wood siding wood must be sound. Why siding over existing siding is a bad move.