Fluid flow structure and method of use for continuous motion washing machine

A fluid flow structure for a washing machine wash tank the fluid flow structure comprising:

• a fluid flow guide surface, said guide surface being generally curved and including at least one region contoured inconsistently from the contour of at least one corresponding wall of the washing machine wash tank;
• and
• a support for said guide surface, wherein said support creates a gap between said guide surface and an interior surface of at least one wall of the washing machine wash tank;
• wherein said guide surface and/or said support are capable of flexible motion independent of the walls of the washing machine wash tank;
• wherein said fluid flow structure is positioned to direct a portion of fluid along the fluid flow guide surface;
• wherein said guide surface is removably positioned within the washing machine wash tank;
• and
• wherein said support is removably positioned within the washing machine wash tank.