
Filtermart™ Liquid Filters : Pleated Synthetic
Buy Polyester and Polypropylene Water Filters Online
FilterMart supplies polyester filter cartridges and polypropylene filter cartridges, pleated synthetic water filter cartridges built for industrial water treatment, water recycling, and reverse osmosis pre-filtration. These industrial water filter cartridges combine high flow rates, strong chemical resistance, and low operating costs and are stocked as direct replacement water filter cartridges for existing housings across municipal plants, food-grade processing lines, and heavy industrial wash systems.
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Polypropylene vs. Polyester Filter Cartridges
Polypropylene Pleated Filter Cartridges
Polypropylene pleated filter cartridges offer broad chemical compatibility and low extractability, making them the standard choice for high-purity water systems, food and beverage water lines, and irrigation or planting solutions. The media resists a wide range of acids, alkalis, and solvents without breaking down.
Polyester Pleated Filter Cartridges
Polyester pleated filter cartridges offer higher tensile strength and thermal resistance, making them a better fit for hot water streams, high-temperature rinse cycles, and heavy industrial wash processes where the element is under mechanical or thermal stress.
Compare both options across our full liquid filters and pleated synthetic categories, includingmicroglass filters for higher-temperature or higher-efficiency requirements.
Polyester & Polypropylene Water Filtration for Industrial Applications
These industrial water filter cartridges are used wherever process or municipal water needs to be cleaned, clarified, or protected before it reaches downstream equipment, including:
- Industrial water treatment and water recycling systems
- Reverse osmosis (RO) pre-filtration
- Food- and beverage-grade water lines
- Irrigation and agricultural planting solutions
- Hot water and high-temperature wash processes
- General sediment, silt, sand, and algae removal in process water
See related industries on our markets served page or the full Industrial Filters catalog.
Polyester & Polypropylene Water Filter Element and Replacement Options
Micron rating sets the smallest particle size a cartridge will capture. Use a coarser rating for pre-filtration stages and a finer rating for polishing stages ahead of RO membranes. FilterMart's cross-reference database covers over 1,137,727 products, so replacement water filter cartridges and pleated water filter cartridges can be matched directly to your current part number or housing.
Why Buy a Polyester & Polypropylene Water Filter From FilterMart?
FilterMart stocks polyester filter cartridges and polypropylene filter cartridges for repeat, high-volume supply, not just single orders. Facilities ordering in bulk or on a recurring schedule can request volume discounts, and current monthly specials are available on select items.
Distributors can apply through filter distribution, and technical data sheets are available in ourfilter literature library.
Browse the full polyester and polypropylene pleated filter cartridge range, cross-reference your part number, and place your order online.
Frequently Asked Questions
What is the difference between polyester and polypropylene filter cartridges?
Polypropylene pleated filter cartridges offer broader chemical resistance and lower extractability, suited to high-purity and food-grade water. Polyester pleated filter cartridges offer higher tensile strength and thermal resistance, suited to hot water and heavy-duty wash applications.
Are these water filter cartridges reusable?
Select micron ratings are washable and reusable, which lowers long-term filtration costs compared to fully disposable elements.
What micron ratings are available?
Polyester and polypropylene pleated filter cartridges are available across a range of micron ratings, from coarse pre-filtration grades to fine polishing grades used ahead of reverse osmosis systems.
Can these cartridges be used in food and beverage applications?
Yes. Polypropylene filter cartridges have low extractability and broad chemical compatibility, making them a common choice for food-grade water lines and beverage processing systems.
How do I find a replacement cartridge for my current housing?
FilterMart's cross-reference database covers over 1,137,727 products, so replacement water filter cartridges can be matched to your existing part number or housing directly.
Do you offer volume discounts for bulk orders?
Yes,volume discounts are available on request for facilities ordering industrial water filter cartridges in bulk or on a recurring schedule.

