The side channels deliver vertical guidance for holding the glass panels in position. Measure and mark wherever the pre-drilled channels have to be mounted onto the shower partitions. Drill pilot holes in to the partitions using a masonry drill bit. Make sure the channels align flush for the partitions. Fill https://mylesjidyt.loginblogin.com/39972119/getting-my-shower-door-installation-newton-ma-to-work