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3L Filters™ by Thermon Heating Systems has exceeded the most demanding industrial filtration requirements for over 50 years. A broad range of standard and custom products includes liquid filters, strainers, separators, pressure vessels, and engineered products and systems. 3L Filters™ has special expertise for nuclear, petrochemical, water treatment and environmental applications.

3L Filters™ upholds the very highest standards of quality in the design and production of our filtration systems, which has made 3L Filters™ an industry leader in our field. Products are specifically designed to meet ASME VIII Div. 1 and/or Nuclear SEC III CL-1 standards. Additionally, 3L Filters™ has the capability to design and build engineered filtration systems and complete heating and filtration package solutions to customer specifications for virtually any application in any environment.

For more information on our heating and filtration turnkey package solutions, see Process Systems.