Last week I told you how to measure your wood windows openings to properly order your new vinyl replacement windows. This week I’m going to explain how to remove your old windows. The vast majority of wood sash double hung windows in America have the same specifications. Starting from inside the house and working out, you have a wood stop approximately 3/8″ X 3/8″. Then comes the lower sash (the sash is the piece of glass and surrounding wood frame). Then you have another wood stop (called a parting bead) between the lower sash and upper sash. This stop is approx. 1/4″ X 1/2″. Then you have the upper sash, and finally, the outside wood stop (called a blind stop) that is approx. 1/2″ X 3/4″.
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