Comparison : Item # VPC-PBFL-4, 4 Inch (in) Size Palmer Bowlus Flume
Item # VPC-PBFL-6, 6 Inch (in) Size Palmer Bowlus Flume
Item # VPC-PBFL-8, 8 Inch (in) Size Palmer Bowlus Flume
Item # VPC-PBFL-10, 10 Inch (in) Size Palmer Bowlus Flume
Item # VPC-PBFL-12, 12 Inch (in) Size Palmer Bowlus Flume