Back to Pentair Water Softeners
Pentair logo

Datasheet summary

Retention Vessela

Engineering summary from PDF text extraction for Retention Vessela. Verify every value with the OEM datasheet.

Summary

Product Identification

  • Product: Retention Vessels
  • Part Number: 40847 (Rev 9/05)
  • Models: CT-30, CT-40SQ, CT-40, CT-80, CT-120

Product Features

  • Suitable for chemical treatment.
  • Provides optimal contact time.
  • Constructed with FDA and/or NSF-approved materials.
  • Seamless inner shell molded from polyethylene for impact and corrosion resistance.
  • Outer shell composed of epoxy-covered fiberglass filament for strength and light weight.
  • Inlet/outlet connections are PVC pipe.
  • Adaptable for new and replacement installations.
  • Includes an additional drain port.
  • Factory-backed five-year warranty.

Operating Parameters

  • Maximum operating pressure: 75 psi
  • Maximum operating temperature: 120°F

Specifications

Part No.ModelSize (Inches)System Connections (PVC) TopSystem Connections (PVC) BottomHeight (Inches / mm)Capacity (Gallons / Liters)Nominal Cubic Feet
31534CT-3016 x 401-1/4” female NPT1-1/4” male NPT44.0 / 1112.030.0 / 113.54.0
31533CT-40SQ21 x 321-1/4” female NPT1-1/4” male NPT35.0 / 889.040.0 / 151.25.3
31608CT-4016 x 531-1/4” female NPT1-1/4” male NPT56.0 / 1422.040.0 / 151.25.3
30957CT-8024 x 501-1/4” female NPT1-1/4” male NPT67.0 / 1702.080.0 / 302.410.7
31057CT-12024 x 701-1/4” female NPT1-1/4” male NPT73.0 / 1854.2120.0 / 454.016.0
  • Color Options: BL - Blue

Disclaimer: This extraction may miss figures, footnotes, or revisions. Contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror

Curated from selected public technical reference material for discovery and preliminary comparison. This summary is not a substitute for a current certified manufacturer datasheet. Verify revisions and design limits before use.