The slide has rubber pads glued to the flume surface that 'catch' on one side of the raft as they pass (due to friction), causing the rafts to pick up a bit of spin.

Penguin's Blizzard River

Penguin's Blizzard River

1 June, 2015 by Gazza

The slide has rubber pads glued to the flume surface that 'catch' on one side of the raft as they pass (due to friction), causing the rafts to pick up a bit of spin.

In this photo