Interior Wooden Window Sill Replacement

Insert the tip of a utility knife between the sill and the trim.

Interior wooden window sill replacement.

Primed finger jointed window sill moulding model 10001958 18. Trace the exact shape of the sill. Next paint or stain the window sill to match the surrounding woodwork. Cut out your new window sill with your table saw.

Then we used a hammer and banged popped the sill upwards being careful to avoid any further damage. When you have the exact shape you want use sandpaper to sand down the edges. Get free shipping on qualified wood sill door window moulding or buy online pick up in store today in the building. We pulled out the rest of the nails that were left behind.

First we ran a cutting blade this is my favorite caulk removing tool. Sand with an orbital sander. Woodgrain millwork wm 1021 11 16 in. Place your old sill over the selected board and draw its outline with your carpenter s pencil.

Next place your new window sill where your old window sill was to make sure it s the right fit. Test fit and sand until the new sill fits perfectly. Place your old window sill on top of your new piece of wood and use a pencil to trace the exact shape onto the wood. If not make adjustments as needed.

Place your old window sill on top of your new wood. Cut out the shape using a table saw and hand saw. Around all the edges including between the underneath trim and the window sill. If you can t salvage the old sill for a template measure the sill space and draw a new sill template on your board.

Buy more than one board if you think you ll need an extra attempt.