Filter backwash definition

Filter backwash means the process of cleaning a swimming pool filter by reversing the flow of water through it.

Examples of Filter backwash in a sentence

  • Filter backwash waste is generated as a waste stream when CDCR cleans the sand filters.

  • Filter backwash water from the city’s water treatment plant will also be added to the system.

  • Filter backwash, clarifier sludge and condensate polisher backwash are pumped to the ash settling basin via an intermediate collection basin.

  • Filter backwash waste water is currently conveyed to a recycle basin located at the south end of the site.