3L Nuclear Products and Systems

3L Filters™ has exceeded the most demanding nuclear filtration requirements for over 40 years. We
design and manufacture products for nuclear applications in PWR, BWR and PHWR nuclear reactors.
A broad range of standard and custom products includes cartridge filters, strainers, demineralizers,
recombiners, separators, pressure vessels and engineered systems.

Our nuclear quality program complies with: (click her for full list)
• ASME NQA-1     • 10 CFR 50 Appendix B     • 10 CFR Part 21     • ANSI N45.2     • CSA N285.0

For Pricing & Application Assistance, Complete Our Request For Quote Form

Engineering Capabilities:
• Mechanical and electrical design
• Pressure vessel design
• FEA analysis, including stress seismic and thermal analysis
• Design registration
• Safe or hazardous area equipment selection
• Application expertise
• Control and instrumentation system design
• PLC programming and testing
• Heating, filtration and pressure vessel technology selection
• Project engineering management

Manufacturing Capabilities
• Fabrication in carbon steel, stainless steel, aluminum or
specialty/exotic materials
• GMAW, SMAW, SAW and GTAW welding methods
• Experienced qualified welders
• Large library of approved welding procedures
• In-house machining, blasting and painting
• 25 ton lift capacity
• Design and manufacture skids and packages
• In-house pressure testing
• Third-party NDE testing

Nuclear Filtration Systems: 

(Click for Nuclear Catalog)    (Click for Nuclear Certification & Approvals)

Products for Nuclear Applications in PWR, BWR and PHWR nuclear reactors.  A broad range of standard and custom products includes cartridge filters, strainers, demineralizers, recombiners, separators, pressure vessels and engineered systems. Nuclear Rated vessels and systems, Nuclear Qualified vessels and systems, N-Stamp Vessels, and more.

Thermon / CCL Thermal Technologies, Inc.  3L Filters™ products exceed the most demanding nuclear filtration requirements for over 40 years.

Nuclear Quality Program Complies with:
• ASME NQA-1
• 10 CFR 50 Appendix B
• ANSI N45.2
• 10 CFR Part 21
• CSA N285.0

A few Nuclear Applications:

  • Boric Acid Filter US – APWR
  • Decontamination Filter CPR1000
  • Demin Outlet Filter and WLS After Filter AP1000
  • Filter Demineralizer
  • Hydrogen Recombiners
  • Ion Exchange Column
  • Laundry Rinsing Filter CPR1000
  • Mixed Bed Demineralizer Inlet Filter US – APWR
  • RCP Seal Injection Filter US-EPR
  • RCP Seal Outlet Filter US – EPR
  • Reactor Cavity Filter CPR1000
  • Reactor Coolant Filter US – APWR
  • Reactor Coolant/Makeup Water Filter AP1000
  • Resin File Filter AP1000
  • Resin File Filter AP1000
  • Resin Retention Filter CPR1000
  • Seal Water Injection Filter CPR1000
  • Seal Water Injection Filter US – APWR
  • Sealing Liquid & Seal Water Strainer US-EPR
  • Spent Fuel Pit Skimmer Filter CPR1000
  • Spent Fuel Pit Water Filter CPR1000
  • Steam Generator Blow Down Filter CPR1000
  • WLS Waste Pre-Filter AP1000
  • WLS Waste Pre-Filter AP1000

Contact us at 1-877-705-9864 or info@wtmi-usa.com for assistance.

Shop a selection of our filtration & purification products online.