Foshan AMJ Windows and Doors Co., Ltd.

A practical guide to common U.S. interior door dimensions, bedroom and closet door sizes, and the difference between door slab, frame size and rough opening.

Learn common U.S. door heights and widths, including 80, 84 and 96 inch doors, plus the difference between door size, frame size, rough opening and clear opening.

Compare casement windows by frame, glass, hardware, thermal performance, sash size and installation to choose the right option for residential and commercial projects.

Learn the difference between window trim, window frames, casing and molding, plus interior and exterior trim styles and installation details for aluminum windows.

Explore practical picture window ideas for living rooms, stairwells and large openings, including fixed glass, side windows, ventilation and layout planning.