XPost: alt.home.repair   
   From: bobnospam@gmail.com   
      
   On 12/13/2022 11:13 AM, Bugsy wrote:   
   > Bob F  wrote:   
   >   
   >> Or, you can use plastic tubing to extend the stone to the bottom, which   
   >> is what I did with the stone in my kegs.   
   >   
   > Do you think one problem with the stone immersed in the liquid is that the   
   > 40 psi of continuous pressure might force the water under pressure to back   
   > up the hose into your pressure regulator?   
      
   The stone has to be immersed to work. My regulator has a check valve to   
   eliminate that problem. When I remove the hose from the keg, the keg   
   fitting closes the flow path. The carbonator caps you show elsewhere is   
   the same.   
      
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