Pool Filter Replacement PA90 CX900RE C900 - Reliable Clean Water

In this review of the TOREAD replacement pool filter cartridge, the bottom line is simple: it is a practical, NSF/ANSI 50 certified replacement for owners of Hayward, Unicel, Sta-Rite and compatible systems who want a safe, budget-friendly option that prioritizes material safety and filtration area. The reviewer found the filter especially useful where certified materials matter and where a thicker, reinforced cartridge is preferable to thin generic replacements. It will appeal to pool owners focused on clear water and straightforward fitment.

Key Features

• NSF/ANSI 50 certified: Certified materials mean the cartridge is tested for safety, giving peace of mind about chemicals and contamination in pool and spa water.
• Compatible fit: Dimensions of 17 3/8in length, 8 15/16in outside diameter and 4in openings match common Hayward and Unicel models for direct replacement.
• Reinforced structure: 25% thicker filtration fabric and heavy chlorine resistant end caps improve durability compared with thinner alternatives.
• Higher filtration area: Trilobal fabric design increases capacity and catches more particles without creating extra pressure drop on the system.
• Improved flow performance: A reinforced center support lets the cartridge maintain shape under flow, helping sustain propulsion and clearer water circulation.
• Support policy: Six-month return policy plus a 12-month limited warranty against defects gives an added layer of buyer protection.

Who It's For

The TOREAD replacement cartridge is aimed at homeowners and maintenance pros who need a certified, direct-fit spare for models listed like Hayward CX900RE, C900, PA90 and Unicel C-8409 and who prioritize safe materials and a robust cartridge build. It is also suited to pools where chlorine resistance and less frequent cleaning are desirable because of the thicker fabric and trilobal fiber design.

Those who should look elsewhere include people seeking ultra-high-end laboratory-grade filtration or owners whose filters require a manufacturer-specific OEM part number for warranty reasons; this is a compatible aftermarket part and not an original equipment manufacturer cartridge.

Pros & Cons

Pros

• NSF/ANSI 50 certified materials provide added safety compared with uncertified aftermarket options.
• Good fit for many common pool filter housings based on the supplied dimensions and listed compatible models.
• Thicker fabric and reinforced end caps extend usable life and resist chlorine degradation.
• Trilobal fabric increases filtration area and reduces cleaning frequency for many users.

Cons

• Customer reports on water quality and longevity are mixed, so performance may vary by pool conditions.
• As a compatible spare part, it is not an OEM-branded cartridge and may differ slightly from factory originals.

Specifications

Brand	TOREAD (independent brand)
Certification	NSF/ANSI 50 certified
Length	17 3/8in
Outside diameter	8 15/16in
Top & bottom opening	4in
Compatible models	Hayward CX900RE, C900, C9002, PA90; Unicel C-8409; Sta-Rite PXC-95; Clearwater II Pro Clean 100
Warranty	12-month limited service life warranty; 6-month return policy

Our Verdict

The TOREAD replacement cartridge is a practical, cost-conscious choice for pool owners who need a certified, reinforced cartridge that fits common Hayward and Unicel models. It offers better durability than many budget cartridges and useful filtration area gains, making it good value for routine maintenance, though results can vary with specific pool conditions.

Frequently Asked Questions

Will this cartridge fit my Hayward CX900RE?
Yes, the cartridge dimensions and listed model compatibility include Hayward CX900RE and related C900 series units.

Is the material safe for pools and spas?
Yes, the cartridge is tested and certified to NSF/ANSI 50, indicating certified safe materials for pool and spa use.

How long will the filter last?
Durability depends on pool conditions, but the reinforced fabric and end caps aim to extend service life; the product carries a 12-month limited warranty.