Jeff Sweenor has some lessons for Generation NEXT apprentices Mary McGuire Smith and Kevin Barker as they work to install more efficient windows. It’s crucial to install the double-hung windows completely square. He also shows them a new way to waterproof the window sill using a stretch tape that makes sealing the corners easy.
How To Install a Window | Generation NEXT
Jeff Sweenor teaches the apprentices how to install a window
