How To Install Vinyl Siding Over Lap Siding

Once you have attached the first board to the starter strip you will want to check that it was level in its installation.

How to install vinyl siding over lap siding. Existing wood siding must be in good shape with no rot or mold and fastened tightly to the wall. This goes for fiber cement hardwood and masonite siding. Since you need a firm base to install vinyl siding you first need to remove old vinyl and expose the underlying wood. Generally the best idea is to remove any existing siding from your exterior walls before installing the vinyl siding.

Vinyl siding installation is designed to hang loosely on the sheathing so that it can expand and contract with temperature changes. Vinyl siding must be installed against a flat surface. 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. Never install vinyl siding over rotten wood.

The ends are then pushed into the j channel on the ends. While vinyl lap siding is the easiest kind to install it still happens one panel at a time starting from the bottom starter strip. Installing vinyl siding over wood siding wood must be sound. How to install vinyl siding over wood siding measure the amount of vinyl siding that you ll need to order.

Take your measurements to the hardware store and order your choice of vinyl siding. There are online siding calculators that will help you. This helps to prevent moisture retention that can lead to rot under the newly installed vinyl siding. To prevent the relatively thin panels from buckling observe these fitting and nailing rules.

Best way to cut vinyl siding and installation. You can install vinyl siding over old wood siding but should not try to install new vinyl siding over old vinyl siding. To provide a common reference point measure up 8 in. From the top of this row and stretch a string line across the deck.

If the wood siding is beveled or lapped you. You ll need to remove and replace any rotten areas before you install vinyl siding. Gap at all ends. However it is quite difficult to install vinyl over other varieties of lap siding because any imperfections in the wall will show up after installing the new siding.

To cover a lap siding with vinyl the first thing you need to do is to cover the existing siding with a moisture prevention barrier and highly durable foam insulation.