Prier C-108 Hot and Cold Mixing Hose BibbDescription The C 108 is a mixing hose bibb that may be useful for those of you that live in a colder climate and would want to fill your buckets with hot water. One of the coolest features about the C 108 is that it can be mounted horizontally or vertically and it has a positional outlet. The C 108 is a freezeless, anti siphon bibb with a backflow check valve. The C 108 requires about 1 1 4 360 degree turn to get the valve 100% open where a bibb like