Measure and Slice the header rail. Pull the shower door shut and extend your tape evaluate from a single aspect to the opposite. Mark the scale within the frame header and use your hacksaw to cut it to dimension. Smooth down the raw edge using a metallic file.[thirteen] X Study https://www.deluxeshowerdoors.com/services/glass-shower-door-installation-in-needham-ma-deluxe-shower-doors/