I Series

  • In-line model.
  • Inlet and outlet are concentric.
  • Commonly used in sidestream installations.

P Series

  • On-line model.
  • Inlet and outlet are parallel.
  • Commonly used on full flow applications.

B Series

  • Bypass model
  • Same as on-line model but with automatic bypass integral to unit
  • Commonly used in full flow applications where a constant flow of water is critical