The long slots in the siding are for that reason so the vinyl can slide as it expands in the heat of the day and not warp marring the appearance.
Can you put vinyl siding over metal siding.
This type of siding can be placed over some existing siding but most will not be good.
Left unchecked small issues can become major problems that could end up costing thousands of dollars to rectify.
On existing houses old vinyl or metal siding must be removed but vinyl can be installed over old wood siding without removing it.
Just like vinyl siding you ll need to ensure the siding surface is completely flat either by the old siding or by adding slats to the wall.
There are two options for this.
If you don t want to remove the metal siding just remove all the moldings to make a flat surface and put the vinyl on with special screws i forget what they were called.
Installing vinyl over wood siding does require considerable.
The main concern to understand is that the hardieplank siding is going to be on the house for.
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.