A washing unit, planar washing machine and method for washing planar textile products. The washing unit (WU) comprises at least two rotating suction heads (13) and at least one washing nozzle (14), which is located between the suction heads. The washing unit is moved (A) in a reciprocating manner in a transverse direction (x) relative to a feed direction (y) of textile product (23) during washing process.

A washing unit, planar washing machine and method for washing planar textile products. The washing unit (WU) comprises at least two rotating suction heads (13) and at least one washing nozzle (14), which is located between the suction heads. The washing unit is moved (A) in a reciprocating manner in a transverse direction (x) relative to a feed direction (y) of textile product (23) during washing process.