How can I fill bottles from a keg and maintain pressure

I've been kegging for awhile now, but I still haven't managed to successfully fill bottles from my kegs without losing all pressure.

I don't have a counter pressure beer filler or a Blichmann Beer gun, and for the moment I'd rather spend my beer-money on something else.

The few times I've tried to fill a couple bottles I've done this:

  1. Chill the keg (well, already done)
  2. Chill the bottles
  3. Turn down the keg pressure to almost nothing, like 1-2 psi
  4. Raise the keg
  5. Insert a piece of bottle-length tubing over my cobra picnic tab
  6. Slowly fill
  7. Cap

I'll leave the bottle in the fridge, then come back a couple hours later (or bring it to a friend's house, etc) and the beer has almost no carbonation. My capper seems to work fine, as my regularly bottled beers don't seem to lose any pressure.

Any suggestions?

Topic kegs carbonation bottling techniques homebrew

Category Mac


Your method looks correct. You may want to overcarbonate the beer by 2-5 PSI, and raise the keg pressure to around 5 PSI when bottling. Slightly overcarbonating will help ensure that there's still a good amount of CO2 in suspension after you lose some from the bottling process. You may need to play with the keg pressure a little to balance bottling speed and foam production.


Use a BMBF! Get a racking cane and a stopper and you're all set. I bottle regularly from kegs using this method and it works great.


I never tried it without the Blichman Beer Gun, but after using the gun, it seems that would need to use something like that. I split the cost with a friend, since you only need it sporadically.

It's a bummer to spend money on something that doesn't actually make beer, but it's been a great investment. I buy seasonal commercial kegs and transfer the entire keg to bottles so I can have the beer I like and not take up a spot in the keg fridge.


Use normal pressure, don't fill too slow, then fill them so a little foam starts pouring over, then cap right onto the foam. Wipe the beer off the bottle after.


Counter pressure and beer gun aside. I think you might want to up the pressure. ALso you can get a stopper to run through and squeese it to let a little pressure to let the beer in but keep it pressurized.

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