
Pumps & treatment
Treatment circulation pump
A purchased pump for configurations with a demonstrated liquid-circulation duty; not automatically needed in the airlift baseline.
Subfield / Development catalog
Original media, circulation, protection and sampling assemblies. Pumps are purchased; conditional components are not automatically included in every retrofit.
Development catalog—not a released parts list or storefront. Component studies may predate the retrofit. Compatibility, ratings, availability, prices and ordering require qualification and release.

Pumps & treatment
A purchased pump for configurations with a demonstrated liquid-circulation duty; not automatically needed in the airlift baseline.

Pumps & treatment
Justified coarse equipment protection, with measured restriction and contained service.

Pumps & treatment
Accessible retained-solids containment and a repeatable cartridge seat.

Pumps & treatment
Original removable fixed-film media sections, qualified with oxygen delivery and protected clarification.

Pumps & treatment
A dedicated, serviceable distribution assembly for the qualified airlift or hydraulic circuit.

Pumps & treatment
Conditional drainage and solids-collection hardware; not a mandatory stage of the fixed-film retrofit.

Pumps & treatment
A conditional controlled return/final-flow interface for a qualified process configuration.

Pumps & treatment
Accessible sampling of the defined effluent stream for actual laboratory evidence.

Pumps & treatment
Configuration-specific unions, isolation, drains and required check devices.
Before a component becomes a replacement
Correct selection includes the surveyed host tank, installed role, hardware revision, electrical or hydraulic interface and required commissioning. Catalog entries are not a verified bundle.
Ask about compatibility