1.5.27 Use the washing machine with cold water

1.5.27 Use the washing machine with cold water


Wash clothes on a cold wash cycle whenever possible, considering that 90% of the washing machine energy consumption is used to heat water.


  • Reduce electricity consumption

  • The manufacturing cost of cold fill washing machine is lower


  • Users consider that only with warm water clothes get really clean

  • To wash with cold water a cold-water detergent is necessary

Economic assessment

The cost is zero and it reduces the energy cost

References and best practices

Image gallery


Environment or playable world:

  • Residential

  • Academic

  • Offices

  • All

Carried out by:

  • Public building users

  • Owners

  • Operators

  • All

Reduce consumption of:

  • Heating

  • Cooling

  • DHW

  • Lighting

  • Electric devices

Type of driver:

  • Physical environmental

  • Contextual

  • Psychological

  • Physiological

  • Social

Time framework:

  • Short term
  • Long term

Type of measure:

  • Envelope
  • HVAC
  • DHW
  • Lighting
  • Electrical devices
  • Other
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