Culligan Smart Controller HE DF 12 Installation, Operation, And Service Instructions With Parts Lists page 12

Terms
Distributor—A pipe with slits that allows the water to enter and leave inside the media tank.
Media Tank—The underbedding and resin the media tank holds.
Recondition—A process where the media is revitalized to filter again.
Media—The actual material that filters water.
Underbedding—A gravel mixture that keeps the filter media from entering the distributors.
Manifold
Freeboard (C)
Media
Gravel
Underbedding
Distributor
Figure 1. Media tank.
Cat. No. 01024514
Culligan® High Efficiency 1.5 Water Filter 8
8