Replacing Interior Window Sill

Tap the tip of a flat pry bar under the sill from the.

Replacing interior window sill. Often caulk is used at corners and seams. Every window should be installed into the wall. If parts of the sill or caulk remain use. Use the rag and utility knife to clean away any debris left on the window frame.

Open the window. 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. The first step is always the most worrisome right. There is an excellent article posted at doityourself s forum for your reference click here for the how to install a new window sill without taking the window out article click here for the pdf version if the link is broken.

How to replace an interior window sill. We ended up replacing all four window sills along the front because we made them an inch. Slide a wide putty knife between the wall and the trim under the windowsill. If your window is fairly new and are in good condition you may be able to replace your window sill without removing the window.

See below for tools and a shoppin. Cut between the windowsill and trim to cut the caulk. How to repair the interior window sill and trim tools and materials. Press the edge of the pry.

Cut underneath the windowsill along the. Insert the tip of a utility knife between the sill and the trim. This old house general contractor tom silva shares some tricks of the trade for installing a new long lasting windowsill.