bbarnett51
Contributor
OK I checked and I have the older original one. I'll see about getting it replaced. Thanks for bringing that up.
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I'm a comfobite guy personally.
Regarding the D1's being wet breathers. If they are older D1's, they may have the older style exhaust port in the casing which is prone to breathing wet. It has been redesigned and Jack should send replacements for free if you are comfortable swapping the parts over and retuning them.
JAX mouldable mouthpiece is miles ahead of the comfo-bit imho. Check it out.