Measure And Minimize the header rail. Pull the shower door shut and increase your tape evaluate from one side to the other. Mark the dimensions within the frame header and use your hacksaw to cut it to dimension. Easy down the raw edge using a metal file.[thirteen] X Investigate resource https://glassshowerdoorinstallati82479.salesmanwiki.com/9359183/considerations_to_know_about_glass_shower_door_installation_in_needham_ma