Dual Dual are just what they sound like with multiple Instead of a single with multiple paths dual just feature separate brew and This allows a to be ready at all times for either task The upshot here is the removal of temperature as a cause for shot
Read More· SEE ALSO: Espresso Maintenance: The Essentials To recap the main part of the the part with the heating element is where the is heated for frothing The tube going through the is what the cold goes through before it emerges at the perfect temperature for extracting
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