Measure and Slash the header rail. Pull the shower door closed and extend your tape measure from one particular facet to one other. Mark the size on the frame header and make use of your hacksaw to chop it to sizing. Sleek down the Uncooked edge employing a steel file.[thirteen] https://directory-nation.com/listings13238522/not-known-factual-statements-about-shower-door-installation-in-needham-ma