The easiest way to join is at the freshers bazzar at the start of term.
Alternatively just come along to training and join up there.
It is £6 for QUB and non QUB students and £15 for associate members. This fee covers you for the full year so it is excellent value.
It’s advisable to join the PEC with an off-peak membership if you only really intend to use it for trampolining. Off-peak works out at the best value in this case because it allows for entry at peak times to sports clubs and then the normal benefits of Off-peak membership aswell.