Because washers come in various sizes and capacity, the water efficiency of clothes washers is rated using the term "Water Factor" to accurately compare water use. Water Factor (WF) is measured by the quantity of water (gallons) used to wash each cubic foot of laundry.
 

Model

Tub Capacity

Gallons Per Wash

Water Factor

HWD1700

12.68

11.22

1.13

HWD1600BW

12.68

11.22

1.13

RWT350

21.9

12.73

1.72

HLP21N

12.68

4.5

2.8