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Gravisand® Sand Filter Systems
Industry leading filtration system for wastewater effluent polishing

Davco™ Continuous Backwash Sand Filters
Ultimate reliability in gravity filtration for tertiary nutrient removal.

Hydro-Clear® Sand Filter
Pulsed-bed sand filtration for ultimate reliability and compliance

TES & NxClear® Dentrification Filter
Traditional deep-bed, down-flow media filter for low discharge limits