Measure And Reduce the header rail. Pull the shower door closed and lengthen your tape measure from just one facet to one other. Mark the size around the frame header and use your hacksaw to cut it to sizing. Sleek down the raw edge using a metal file.[thirteen] X Study https://glass-shower-door-install58035.blogvivi.com/33376337/the-basic-principles-of-glass-shower-door-installation