A quick and simple video that demonstrates how you can ventilate your barrel shroud and also introduce a diffuser that will act as both a filter and a controlled ventilation element. I demonstrate on the Umarex Gauntlet but this technique can be used on any shrouded PCP really.
Enjoy!
https://www.youtube.com/watch?v=2YAfCwNBubw
Enjoy!
https://www.youtube.com/watch?v=2YAfCwNBubw