The Bottom Horizontal Member of the Window Frame Is Called

Q15: Before windows are installed, the exterior walls

Q16: _ are narrow, closely spaced, concave grooves

Q17: Double-hung windows are twice as large as

Q18: Louver doors are made with spaced horizontal

Q19: A(n) _ window unit consists of a

Q21: Bifold doors are made in wider widths

Q22: The sash is a frame in a

Q23: _ windows have a curved top or

Q24: Skylights provide both light and ventilation.

Q25: The _ lockset has knobs on both