Empty Cartridge Big Blue – Refillable Housing

The Big Blue Empty Cartridge is a refillable filter housing designed to fit standard 4.5" diameter Big Blue filter housings, available in 10" or 20" lengths. Crafted from durable, chemical-resistant polypropylene, this reusable cartridge allows you to customize your filtration media, providing a flexible and cost-effective solution for a wide range of water treatment applications.

Ideal for users who want to fill their own cartridges with activated carbon, resin, KDF, calcite, phosphate crystals, or other specialty filtration media.

Key Advantages:

• Refillable Design: Customize the filtration media based on your specific water treatment needs.
• Universal Big Blue Compatibility: Fits all standard 4.5" x 10" or 4.5" x 20" Big Blue housings.
• Durable Polypropylene Construction: Strong and chemical-resistant for a long service life.
• Cost-Effective Solution: Save money by reusing and refilling as needed.
• Wide Range of Applications: Suitable for carbon, resin, phosphate, calcite, KDF, and other filtration media.

Applications:

• Residential and commercial water filtration
• Custom water treatment solutions
• Industrial water processing
• Well water treatment
• Pre-filtration or post-filtration customization

Specifications:

Why Choose the Big Blue Empty Cartridge?

• Customize your own filtration solutions
• Reusable and refillable to save on long-term costs
• Compatible with a wide range of filter media
• Durable, chemical-resistant materials
• Perfect for residential, commercial, or industrial use

Take full control of your water filtration with the Big Blue Empty Cartridge — refillable, versatile, and built for long-term performance.