Regular backflush removes coffee oils that taint flavor. Many cafes backflush with water daily and detergent on schedule.
Cleaning that reverses flow through the group head using a blind basket.
Updated February 19, 2026
Regular backflush removes coffee oils that taint flavor. Many cafes backflush with water daily and detergent on schedule.
CafeBadge helps people discover coffee places in Poland with practical filters, policies, and amenities.

Trzecia Kawa
Poznan
Kawiarnia specialty w Poznan.
Open cafe page