FPD Filters

For particle removal during clarification and an efficient prefilter for multiple applications.

  • Wine (clarification)
  • Beer (clarification)
  • Bottled Water
  • Process Water
  • Process Chemicals
  • Air & Gases
Features and Benefits

Polypro DepthFPD is a family of food grade filters made with pleated Polypropylene depth media.



  • Low extractables to avoid affecting taste, foaming, or brightness
  • Superior 99.9% retention efficiency
  • High capacity and long life make it a very cost effective filter
  • Pore sizes: 0.10 to 100 micron
Filtration Area
FPD Filtration area
FDA and EC Compliance

Materials meet the requirements listed by the FDA as appropriate for use in articles intended for repeated food contact as specified in Title 21 CFR sections 174.5, 177.1500, 177.1520, 177.1630, 177.2440, and 177.2600 as applicable. All materials used to make the filters are listed in European Commission Regulation EU/10/2011, Annex 1.

For the following product information, click on the datasheet below:
  • Materials of construction
  • Flow rates of all pore sizes
  • Operating parameters
  • Sanitization and sterilization
  • Regulatory & compliance

FPD Filters

FPD Mini-Capsules

Quality Assurance

CPF filters are developed and manufactured under an ISO 9001:2015 certified Quality Management System and designed to be used in cGMP-compliant processes. 

FPD Cartridges 

Available from 5-40 inches in length with several end connections and O-ring options.  

FPD cartridge        Critical Process Filtration black and white capsule with etched logo 

FPD Capsules

These filters are FPD cartridges encapsulated in a polypropylene shell to minimize exposure to process fluids. A popular choice for single-use applications and can be disposed of easily. Sizes range from 2-30 inches in length. 

FPD capsule        Critical process black and white capsule with cutout to show cartridge etched logo 

FPD Mini-Capsule

Mini-capsules are designed for lab scale testing, process development and small batch production with a filtration area of 500 cm2

FPD mini     Critical Process black and white mini capsule with etched logo

Why Choose Critical Process Filters?

Quality & Performance
  • Over 20 years of engineering and manufacturing the finest filters for critical applications. 
  • Compliance with industry standards required for your operation
  • Product optimization to meet your performance goals
  • ISO 9001:2015 certified Quality Management System
  • Appropriately rated clean room environment
  • Proven success in food and beverage applications
Price Advantage

It's simple. Our products are very competitively priced. Learn more

Services & Support
  • Presales evaluations/recommendations by highly experienced Application Engineers 
  • Post sales support and trouble shooting
  • Testing & Analysis services (our site or yours)
  • Validation Services

Made in USA 800   90012015Large-(1)

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