How To Replace Window Sill Inside The House

Window sills take a beating from the weather and sun but you can repair a window rather tha.

How to replace window sill inside the house.

Sink your nails with a nail set. Even if the window doesn t leak water condensation takes a toll on the sill. Keep the sill in one piece so you can use it as a model when cutting the new sill. Then we used a hammer and banged popped the sill upwards being careful to avoid any further damage.

Nail finish nails at each back corner and along the back every 12 inches. Nail a finish nail 1 2 inch from the inside window casing on each side. Learn how to replace a rotted window sill with a lasting repair. Use an oscillating multi tool to cut through the nails holding the stool to the sill.

See below for tools and a shoppin. Use a utility knife and if necessary a hammer to carefully break and remove any caulking or sealant that s binding the old sill to the window frame. Not difficult to do and only ta. Re install trims on the sides of the window and under the sill.

Cut through the house siding directly below the sill with the multi tool. This old house general contractor tom silva shares some tricks of the trade for installing a new long lasting windowsill. Tap the new sill into place using a rubber mallet. You may also need to pry away trim material known as side casing.

In this video i help out one of my subscribers and give you step by step instructions to repair a water damaged window sill. First we ran a cutting blade this is my favorite caulk removing tool around all the edges including between the underneath trim and the window sill. Window sill damage is common. We pulled out the rest of the nails that were left behind.