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About This Item


Full Description

These requirements cover shop fabricated single or double wall oil-water separators intended to collect and separate free oil from water to the degree as determined by the equirements herein at an inlet concentration not exceeding 2 000 mg/L. These separators shall also capture and contain oil spills under dry weather conditions up to the free oil containment capacity of the separator.

Document History

  1. ULC 656

    👀 currently

    Standard for Oil-Water Separators (CAN/ULC S656-14)

    • Most Recent
  2. CAN/ULC S656-00

    Standard for Oil-Water Separators

    • Historical Version