Our fruit wines are hit and miss, but this bladder bucket isn't.
[See photo, new bladder-bucket (left); 7 gallons of Apple Wine bubbling away (center); the old bladder-in-a-box method (right); and an unused bladder for reference (front).]
We tried bottling for a couple years, but it was so time-consuming and difficult to store. We then went to 3-liter plastic bladders, and finally graduated to 20-liter bladders. We can fit most of our 7-gallon "Fermonster" into a 20 liter bladder, leaving a couple of gallons for bottles/friends/immediate consumption.
For the last three years, we've been keeping those 20-liter wine bladders in regular (tape-reinforced) cardboard boxes. We keep those boxes in the cool garage, just waltz in with a cup when we need a hit of hootch. Those boxes have worked well -- repeat use each year, no problems -- but each time we bag, we spill a little on the box, and the box steadily weakens and goes out of square. And the boxes have no handles, so they're a bit hard to maneuver, especially when full.
This year, to avoid making new hard-to-handle boxes, we're trying a 5-gallon plastic bucket to hold the 20-liter bag. We drilled a 1/2" hole near the bottom, widened it to 1-1/8" with an Exacto knife, then press fit the black faucet through the hole, into the bladder receptacle.
We filled the bladder via siphon into the screw-top, and the bladder held nicely. The full bladder fits the 5-gallon bucket just about perfectly. And the bucket has a handle, making it much, much easier to move around.
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Bladder Bucket, much better than the old Bladder Box
Plastic bladders are a god-send for many wine applications. No air enters as it empties, so almost no chance of getting "corked". They're cheap, reusable (rinse and keep in a freezer), have a high capacity, and are very light. They will not hold pressure, though, so bubbly is not an option. On the plus-side, CO2 build-up is immediately apparent (the bladder expands like a balloon), and burping the bladder is easy.
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