Davco™ Continuous Backwash Sand Filters

See All Gravity Sand Filters

Ultimate reliability in gravity filtration for tertiary nutrient removal.

  • Low-cost operation
  • Simple to operate
  • Allows for mechanical, chemical, and biological filtration processes
Discontinued product
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Ultimate reliability in gravity filtration for tertiary nutrient removal.

  • Low-cost operation
  • Simple to operate
  • Allows for mechanical, chemical, and biological filtration processes
Discontinued product
Davco™ Continuous Backwash Sand Filters

Description

The continuous backwash upflow sand filter is an ideal technology for tertiary nutrient removal. The deep bed upflow approach allows the filter to operate continuously, as backwashing of the media is an integral part of the filtering process. In addition, the continuous backwash sand filter is easy to operate and allows for mechanical, chemical, and biological filtration processes.

Features

Features

  • Options for concrete, stainless steel or fiberglass tanks
  • Deep bed filtration, up to 120 inches
  • Phosphorous removal to low levels
  • Denitrification and nitrification options
  • Utilization of in bed flocculation for tough solids removal applications
  • No moving mechanical parts
  • Robust airlift, washbox, and distribution system requiring no replacement spare parts

Documentation