Nice product idea but implementation is lacking. Measuring to insert a hard metal object into a hard opening requires extreme precision. When I asked how they make sure the unit will fit into the opening I was told it would be made 1/8" smaller but when it arrived it was 1/8" larger. The opening is tile over brick so there's no enlarging it. They quickly agreed to remake the frame - a big positive! However, that does mean I have to disassemble the unit and reassemble the doors in the new frame. ...