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.






