Overview
The Pentek USF-PPI is a replacement water filter cartridge designed for use with Pentek and compatible water filtration systems. Manufactured by Pentair, a leader in residential water treatment, the USF-PPI delivers reliable sediment and particulate reduction for residential applications. The clear housing design with NPT inlet and outlet ports enables quick, tool-free cartridge replacement while maintaining system integrity.
Key Features
- NPT threaded inlet and outlet connections for standard plumbing compatibility
- Clear polypropylene housing for easy filter monitoring
- Designed for flow rates up to 5.0 GPM under standard conditions
- Effective sediment and particulate removal from water supplies
- Compatible with Pentek whole-house and undersink filter systems
- Supports residential drinking water and pre-treatment applications
Technical Specifications
- Manufacturer: Pentair Pentek
- Model Number: USF-PPI
- Flow Rate: Up to 5.0 GPM
- Port Type: NPT (National Pipe Thread)
- Housing Material: Clear Polypropylene
- Operating Temperature Range: 40°F to 125°F
- Filter Application: Sediment and particulate removal
- System Type: Replacement cartridge for Pentek systems
Typical Applications
- Whole-house water filtration for sediment removal
- Undersink/point-of-use (POU) drinking water systems
- Pre-treatment ahead of reverse osmosis (RO) membranes
- General residential water purification
- Systems requiring sediment and particulate reduction
Compatibility & Replacements
Compatible With
- Pentek whole-house filtration systems
- Pentek undersink filter housings
- Standard filter housings accepting cartridges with NPT connections
- Systems formerly labeled US Filter Plymouth Products (now Pentek-compatible)
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. The USF-PPI is designed as a direct replacement for existing Pentek USF-series filters in compatible housings.
Works With
- Pentek filtration system ecosystems
- Standard residential water treatment networks
- RO pre-filtration applications
- NPT-threaded filter housing connections






















