Over 47 Years of Excellence & Expertise


​For over 47 years, The Strainrite Companies has designed and manufactured an extensive selection of top-quality liquid filtration products, becoming an industry leader with a global presence. Incorporated in 1978, the family-owned company has grown and flourished: with customers throughout the U.S., Europe, and Asia, Strainrite’s worldwide reach continues to broaden.
 
Strainrite’s filtration products are used to ensure final fluid product quality, protect equipment, and improve process yields in just about every industry: paints, coatings, inks, beverages, biopharmaceuticals, electronics and more. Strainrite’s success can be attributed to an unwavering commitment to innovation, paired with expertise in high-quality, timely manufacturing. We manufacture in silicone free,  ISO9001 accredited facilities, and many of our products are manufactured for use in accordance with GMP.
 
Strainrite’s success can be attributed to an unwavering commitment to innovation, paired with a consultative selling approach which offers a holistic solution to each client’s unique needs. Experienced field sales professionals and distributors provide a comprehensive needs assessment, outlining which Strainrite product, service, or combination will best suit the client’s needs. New product innovations are derived from a collaborative philosophy where new products are developed through customer-supplier communication and cooperation. This method facilitates long-term, strategic relationships with clients in a wide range of industries.
Offering an unmatched combination of capabilities, certifications, and approvals in industries including automotive, paints, coatings, adhesives, plating, inks and chemicals, Strainrite has the experience to provide custom solutions for even the most difficult and critical filtration challenges. Ready to find the ideal filter for your unique application? Request a quote today!

Filter
​Bags

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Strainrite offers liquid filter bags for a wide range of industry. The heritage of The Strainrite Companies is closely tied to the initial development of Filter Bag Technology. Our Founder, John H. Lapoint Jr., was an integral part of the team that conceived of, perfected, and proliferated, the original Filter bag. The Strainrite companies strives to apply the filtration expertise we’ve gained in over 30 years of partnership with of our customers, along with the innovation we’ve become known for, to manufacture classic, top quality, filter bags.

Vessels
​& Housing

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There are several configurations of standard and custom fitted filter bag and cartridge housings available from Strainrite, including Manifold Bag Housing Systems, Single Bag Housings, and Multi Bag Housings. Available in sizes styles to fit many filtration applications, housings by Strainrite are an integral addition to any existing filtration system. From low flow SRL vessels that come with loads of extra features the competitors’ lack, to industrial grade SRID vessels that offer the most advanced filtration technology available, The Strainrite Companies offer a comprehensive suite of modifications and integrated add-ons.

Clarity
​Cartridges

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Strainrite liquid filter cartridges are used for the clear filtration of liquids, whether it be for sterilization or to separate micro-organisms. Our proprietary liquid filter cartridges come in three different styles: Membrane Cartridge Filters, Pleated Depth Cartridge Filters and Large Diameter Pleated Cartridge Filters. A variety of filter media and types are available and specialized for whatever your project may be. Filter cartridges are designed to have a continuous and repeatable effluent quality. Strainrite delivers filter media that offers uniform consistency as they work to separate out particles from the liquid for an effective sterilization.

Madd Maxx: Large Diameter Hybrids

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MADD-MAXX filters are engineered for critical high purity applications, optimizing thoughput while maintaining an absolute rated performance that is consistent and reliable. 
These hybrid elements combine the advantages of typical bag filtration, ease of use, and exceptional dirt holding capacity with the high efficiency and performance of cartridge filtration. Inside-out flow design ensures that unwanted contaminates stay inside the element during change out, virtually eliminating the possibility of downstream contamination.

Industry Applications