Originally Posted by
AstoN_B
Im pretty sure it does have inlet n outlet, not sure its critical to use them as such though.
Does it look like that one or is it an anodised one?
Yep I have an anodised one so there's no obvious markings to see which end is which! I've used the red end near the sytec writing as the I let and then the blue end as the outlet, kind of made sense at the time!