CaRx CO2 tubing is it necessary?

[HuduVudu]

Great thread on this:

co2 tubing ?

What is leak proof co2 tubing made out of? Is polyethylene tubing co2 leak proof? I would like to get some in town at all possible as Idon't want to order just one item and pay shipping. Thanks for any help.

barrreport.com

 

[The Farmer]

So what is a good tubing to use?