Instaling Siding Panel Over Old Siding

On existing houses old vinyl or metal siding must be removed but vinyl can be installed over old wood siding without removing it.

Instaling siding panel over old siding.

There are two options for this. Foam board is however often added in order to help level out the wall when it has certain problems with 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. Cut 1 4 inch above the flashing or window.

If you do decide to cover your lap siding in vinyl you ll need to first layer the existing lap siding with highly durable foam insulation and a moisture prevention barrier. With other siding types fiber cement engineered wood etc. The manufacturers specifically say that to install their product over existing siding is to void the warranty. Remember that vinyl siding is designed to be installed over a water resistant barrier.

Surprisingly many vinyl siding manufacturers state that it s perfectly acceptable to install their product over old siding. The main concern to understand is that the hardieplank siding is going to be on the house for a very long time. This goes for fiber cement hardwood and masonite siding. This is actually a very common question and one i tend to answer with each home visit i make to consult those who are considering hardieplank siding for their tulsa home when old siding is already in place knowing how new siding is installed is highly important and obviously is going to determine just how successful a new install is in terms of longevity and proper installation.

Again allow for a 1 4 inch gap. Hold a panel at the correct height and against a window or other obstruction to mark for the horizontal part s of a cutout. Any imperfections in the wall will almost always show up in the siding. If there is not already an existing water resistant barrier between the structure and the old siding you will need to install one between the old siding and the new.

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. By following these six tips you can save time or money on new vinyl siding installation. Measure over from the other panel to mark the top and bottom of the vertical cut and snap a line between the marks. This type of siding can be placed over some existing siding but most will not be good.

Although i do not recommend siding over existing siding i suppose a case could be made for doing so if you had an asbestos shingled house that was in great shape and you wanted to retain the fire retardant protection of the asbestos but still reside the house cheaply. Can you put new siding over old siding in general or do i need to remove the existing one.