Window jamb

I have traditional interior window trim in my bedroom: and want to replace them with extension jambs for a more modern look: I’ve never done window trim and have never worked with drywall before ...

I’m so glad I insisted on marble window sills for the new dining room windows! They look amazing. I had my heart set on marble but we had to go cheap. So we bought two door sills for $10 each…

Interior window trim

Your Canadian source for custom Vinyl Window Jamb Extensions and the better performing, energy efficient attic hatch product - Tru-Seal Attic Hatch.

If you are installing completely new windows it is an excellent time to look into insulating the jambs and upgrading your wood casings and trim. It will save money, be more energy efficient and add value to your home.

Outlining the step by step instructions (with photos) on how to trim windows including the jambs for unfinished interior windows.

Remember when we built these guys? And then we stacked foam blocks around them? And then poured concrete in the foam blocks around the boxes?

These DIY window casings (or door casings) are so easy and require NO miter cuts! And they're so much prettier than standard window trim.

Builder’s Millwork & Window offers products & services for building & remodeling located in Sioux Fall, SD. From millwork, windows, doors, hardware, and more - we're your trusted experts.

Remember when we built these guys? And then we stacked foam blocks around them? And then poured concrete in the foam blocks around the boxes?