OVERVIEW & BENEFITS
The 40″ Empty Cartridge Filter is a refillable inline filter shell designed for custom media and pre-filtration applications. Commonly used in softwash systems, chemical delivery setups, and reverse osmosis pre-filters, this cartridge allows you to load your own filtration media such as activated carbon, resin, KDF, or sediment beads.
Built from high-grade polypropylene, this cartridge is compatible with standard 40-inch filter housings and is pressure-rated for water, bleach, and chemical use when paired with the proper housing.
Key Features:
-
Length: 40″ standard
-
Type: Empty refillable cartridge
-
Material: Durable polypropylene construction
-
End Caps: Sealed with rubber gaskets for leak-proof installation
-
Compatibility: Fits standard 2.5" x 40" cartridge housings
-
Applications:
-
Softwash filtration
-
Bleach or surfactant filtration
-
Custom media (carbon, KDF, resin)
-
Pre-RO water filtration
-
-
Reusable: Clean and reload as needed
-
Operating Pressure: ~60–100 PSI (housing dependent)
-
Temperature Rating: Up to ~125°F
Specifications:
-
Model: Empty Cartridge – 40"
-
Size: 2.5" OD x 40" length
-
Construction: Polypropylene body with end gaskets
-
Weight (Empty): Approx. 1 lb
-
Max Flow Rate: Depends on media and housing – typically 4–10 GPM
-
Seal Type: Double O-ring or flat gasket (varies by batch)
-
Color: White or translucent (varies by supplier)
-
Media Fill Type: DIY (not included)
This is NOT the replacement DI cartridge for the 4060 system. The correct replacement DI filter for the 4060 is the 4 X 30" FILTER CARTRIDGE - DI RESIN