Incidentally, if you're starting up with no opening at all and therefore are going through a brick wall and it is admittedly an extensive bid with reducing and patching the brick, framing the opening, plaster patching, interior and exterior trim, the door itself and relocating and pipes and/or wires, $1800 https://rivereebwr.blogsmine.com/34830597/the-best-side-of-sliding-glass-shower-doors