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Pentek - 20" x 4.5" Big Blue Empty Refillable Cartridge

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Pentek - 20" x 4.5" Big Blue Empty Refillable Cartridge

Pentek

20" x 4.5" Big Blue Empty Refillable Cartridge

Custom filtration media housing for tailored water treatment solutions
20" x 4.75" Dimensions Refillable Design Big Blue Compatible

The Pentek 20" x 4.5" Big Blue Empty Refillable Cartridge lets you build custom filtration solutions with your choice of media. Fill it with activated carbon, KDF, calcite, ion exchange resin, or specialty blends to address your specific water quality challenges.

SPECIFICATIONS

Technical Details

Dimensions 20" x 4.75"
Model Type Empty Refillable Cartridge
Housing Compatibility Standard Big Blue 20" housings
Media Capacity Variable (depends on media type and density)
End Cap Configuration Sealed with fill ports
Material Durable polymer construction
COMPATIBILITY

Works With Your System

This empty refillable cartridge fits all standard 20" Big Blue filter housings with 4.5" diameter capacity. Compatible with Pentek, Culligan, and most major brands using the Big Blue format. Ideal for whole-house systems, commercial applications, or any setup where custom media blends provide better results than off-the-shelf cartridges. Fill with granular activated carbon for taste and odor removal, KDF for heavy metal reduction, calcite for pH correction, or proprietary blends for specialized treatment.

Pentek

20" x 4.5" Big Blue Empty Refillable Cartridge

Custom filtration media housing for tailored water treatment solutions
20" x 4.75" Dimensions Refillable Design Big Blue Compatible

The Pentek 20" x 4.5" Big Blue Empty Refillable Cartridge lets you build custom filtration solutions with your choice of media. Fill it with activated carbon, KDF, calcite, ion exchange resin, or specialty blends to address your specific water quality challenges.

SPECIFICATIONS

Technical Details

Dimensions 20" x 4.75"
Model Type Empty Refillable Cartridge
Housing Compatibility Standard Big Blue 20" housings
Media Capacity Variable (depends on media type and density)
End Cap Configuration Sealed with fill ports
Material Durable polymer construction
COMPATIBILITY

Works With Your System

This empty refillable cartridge fits all standard 20" Big Blue filter housings with 4.5" diameter capacity. Compatible with Pentek, Culligan, and most major brands using the Big Blue format. Ideal for whole-house systems, commercial applications, or any setup where custom media blends provide better results than off-the-shelf cartridges. Fill with granular activated carbon for taste and odor removal, KDF for heavy metal reduction, calcite for pH correction, or proprietary blends for specialized treatment.

$62.00
Pentek - 20" x 4.5" Big Blue Empty Refillable Cartridge
$62.00

Description

Pentek

20" x 4.5" Big Blue Empty Refillable Cartridge

Custom filtration media housing for tailored water treatment solutions
20" x 4.75" Dimensions Refillable Design Big Blue Compatible

The Pentek 20" x 4.5" Big Blue Empty Refillable Cartridge lets you build custom filtration solutions with your choice of media. Fill it with activated carbon, KDF, calcite, ion exchange resin, or specialty blends to address your specific water quality challenges.

SPECIFICATIONS

Technical Details

Dimensions 20" x 4.75"
Model Type Empty Refillable Cartridge
Housing Compatibility Standard Big Blue 20" housings
Media Capacity Variable (depends on media type and density)
End Cap Configuration Sealed with fill ports
Material Durable polymer construction
COMPATIBILITY

Works With Your System

This empty refillable cartridge fits all standard 20" Big Blue filter housings with 4.5" diameter capacity. Compatible with Pentek, Culligan, and most major brands using the Big Blue format. Ideal for whole-house systems, commercial applications, or any setup where custom media blends provide better results than off-the-shelf cartridges. Fill with granular activated carbon for taste and odor removal, KDF for heavy metal reduction, calcite for pH correction, or proprietary blends for specialized treatment.