Building French window with glass convenient to replace

The invention relates to the technical field of building windows, in particular to a building French window with glass convenient to replace. The building French window comprises grabbing feet, an outer frame, an inner frame, barrier strips, barrier strip mounting screws, inner frame mounting screws, lifting ring holes and lifting rings. The grabbing feet are welded on two sides of the outer frame; the inner frame is fixed into the outer frame by the aid of the inner frame mounting screws; the barrier trips are fixed into the inner frame by the aid of the barrier strip mounting screws; counter-bored holes are formed in inner frame mounting screw mounting locations on the inner frame; counter-bored holes are formed in barrier strip mounting screw mounting locations on the barrier strips; the heads of the barrier strip mounting screws and the heads of the inner frame mounting screws are positioned in the counter-bored holes; the lifting ring holes are formed in transverse strips on the upper portion of the inne