Bottomless makes channeling easier to spot and diagnose. It can also reduce hidden buildup found in spouts.
Portafilter without spouts, used to observe extraction from the basket bottom.
Updated February 19, 2026
Bottomless makes channeling easier to spot and diagnose. It can also reduce hidden buildup found in spouts.
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Trzecia Kawa
Poznan
Kawiarnia specialty w Poznan.
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