Share Email Facebook Twitter LinkedIn To Create a Curtain Wall Unit Use this procedure to create a curtain wall unit. Drawing a curtain wall unit Click Home tab Build panel Wall drop-down Curtain Wall Unit . Select a start point and an end point. Specify a height for the curtain wall unit. Select a style, and click OK. Related Concepts About Creating Curtain Wall UnitsAbout Curtain Wall StylesAbout Curtain Walls