Endings of drain channel ALR.
Example: ALR.1.150/51
Channel end piece upstand, h=150 mm
Example: ALR.1.150/51
Channel end piece flange circumferential
Example: ALR.4.150/50
Channel end piece upstand, h=50 mm
Example: ALR.4.150/50
Channel end piece circumferential
Example: ALR.5.150/50
Channel end piece upstand, h=50 mm
Example: ALR.5.150/50
Channel end piece End plate