✅ This item is normally regularly stocked. Shipping times may vary depending on availability. Please contact us to confirm stock and shipping times. You will receive tracking details once the item has shipped.
Description
Product Overview
The Franklin 20" x 4.5" OD FWPL Series Pleated Filter Cartridge provides high-efficiency sediment filtration for larger-capacity water systems requiring extended service life and higher flow performance. Manufactured with durable pleated polyester filter media, this cartridge offers excellent contaminant holding capacity while maintaining low pressure drop throughout operation.
Its reusable construction makes it an economical choice for commercial, industrial, and high-demand residential applications where minimizing downtime and replacement costs is important.
Designed for use in Big Blue style filter housings, the FWPL Series cartridge is ideal for reverse osmosis pre-filtration, cooling water, process water, wastewater treatment, and potable water filtration systems.
Key Features
- Large-capacity 20" Big Blue style filter cartridge
- Pleated polyester media for superior dirt retention
- High flow rates with low pressure loss
- Washable and reusable construction
- Long service life reduces maintenance frequency
- Durable polypropylene core construction
- Available in multiple micron ratings
Common Applications
- Commercial water filtration
- Reverse osmosis systems
- Industrial process water
- Cooling water systems
- Deionized water filtration
- Wastewater treatment
- Drinking water systems
Specifications
| Specification | Detail |
|---|---|
| Series | FWPL Series |
| Cartridge Length | 20" |
| Outside Diameter | 4.5" |
| Media | Polyester / Polypropylene |
| Core | Polypropylene |
| End Caps | Polyethylene / Plastisol |
| Max Operating Temperature | 37.8°C (100°F) |
| Max Differential Pressure | 4 bar (58 PSI) |
| Flow Rate | 3–30 GPM |
| Micron Ratings Available | 1, 5, 20, 50 Micron |
| Washable & Reusable | Yes |
Frequently Asked Questions
What are the advantages of a 20" cartridge?
A longer cartridge provides increased dirt-holding capacity and longer filtration cycles between cleanings or replacements.
Is this filter cartridge reusable?
Yes. The pleated media can be cleaned and reused multiple times depending on water quality and operating conditions.
What systems is this cartridge commonly used in?
It is commonly used in reverse osmosis pre-filtration, commercial water treatment, cooling water systems, and industrial process filtration.
Will this cartridge reduce water pressure?
The pleated design minimizes pressure drop while maintaining high flow performance compared to standard sediment filters.
What micron ratings are available?
The FWPL Series is available in 1, 5, 20, and 50 micron ratings for different filtration requirements.
✅ This item is normally regularly stocked. Shipping times may vary depending on availability. Please contact us to confirm stock and shipping times. You will receive tracking details once the item has shipped.
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