I recently purchased this lovely Peterson System Deluxe 12.5 and was surprised and disappointed in how much it gurgled on its inaugural smoke with a bowl of Gawith Hoggarth Dark Birds Eye. After struggling through the bowl and dumping out the ash I noticed a fair amount of wet dottle still left at the bottom of the chamber and that the draft hole entered the chamber close to a quarter inch too high, not allowing the last of the tobacco to burn properly. As a remedy I decided to fill this space with pipe mud that I made by saving ash from bowls I smoked in other pipes. I carefully picked through the ash, making sure to collect the most powdery material and discarding any bits of tobacco no matter how small. I mixed this bit of ash with a few drops of water to create a loose paste that I applied to the bottom of the chamber and tamped it down firmly. After a couple of days I repeated the process. Once set I found the mud dried completely hard and was able to build up enough mud to meet the draft hole with this method. I'm writing as I smoke my third bowl with this pipe, Dark Birds Eye again, and am happy to report that it smokes like a charm, cool and dry with absolutely no issues. Just wanted to share my experience in case anyone is having similar issues. I'm very happy with the results and hope this anecdote can help.
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