As soon as the door is in place, use a level to check When the strike-side edge is plumb. If it’s not, make slight adjustments by pulling the hinge rail out in the jamb a bit at the highest or base. There’s generally about 50 percent an inch of adjustment https://waylonvwsoi.nizarblog.com/32929559/little-known-facts-about-glass-shower-door-installation