Don�t forget your apron � window casing, sills, and more! case, you want your interior sill level, so you just use shims (small pieces of wood) to fill in the low side of the angle and nail through them. that is usually all that�s needed to level up an interior wood sill. here is a link to a post i did all about window casing. Installing interior window trim there are two methods of installing interior window trim: a) traditional which involves installing a sill and apron, or b) modern where the frame is picture framed involving the moulding being mitred around the entire frame.. The second way to install window trim is by utilizing an apron and a stool. the process is similar to installing a wrap-around style casing except for the bottom, where you will use the stool. you can buy stool material already milled from your local lumber yard or home improvement retailer..
Tools list for installing interior window trim: - layout square, used to mark square cutlines - handsaw, for cutting the wood trim - block plane, for rounding over and smoothing the window stool. Stool forms the foundation for every piece of trim around a traditional window, so always begin with a dimensional drawing, even if it's a rough sketch, so you can calculate the length of the stool precisely. twice the thickness of the cove molding that projects past the edge of the apron--once for each end of the apron. if the stool has a. When you know how to install window trim, you can elevate your carpentry projects and achieve pro-quality results. watch this video for step-by-step instructions for this foolproof method for.
