POOLPURE C-7367 Spa Filter Cartridge 75 sqft 2PACK - Reliable

In this review of the POOLPURE C-7367 spa filter cartridge 2PACK, the bottom line is simple: this is a sensible, cost-effective replacement for owners of compatible hot tubs and small pools who need reliable debris removal. It suits anyone who values a certified, high-surface-area cartridge that removes fine particles and keeps water clear. The most convincing reason to buy is the 75 sq. ft. trilobal filtration fabric combined with NSF/ANSI 50 certification, which together deliver better filtration performance than many generic cartridges.

Key Features

• 75 sq. ft. filtration area: Provides generous surface for trapping hair, leaves, dust and fine sediment, extending run time between cleanings.
• Trilobal filtration fabric: The unique fabric increases surface area and improves flow, reducing back pressure on the spa pump.
• NSF/ANSI 50 certified: Tested by IAPMO for safe material use and effective 50 micron filtration for routine spa maintenance.
• Direct-fit design: Top castle-style closed top and 2in twist-lock bottom match common OEM fittings for quick replacement in compatible models.
• Easy maintenance: Uniform fabric captures and releases stains readily, making monthly cleaning straightforward when needed.

Who It's For

This cartridge is aimed at hot tub and small pool owners who need a dependable replacement for Unicel C-7367, PD075-2000, Filbur FC-3059 and equivalent filters; installers who prefer a cartridge with a castle top and 2in twist-lock bottom will find the POOLPURE fits familiar plumbing. The NSF/ANSI 50 certification and 50 micron precision make it a good pick for those concerned about hygiene and fine debris removal.

Those who should look elsewhere include owners of systems that require backwashing cartridges or non-twist-lock fittings, and anyone who needs an exact OEM part number from the original brand rather than a compatible replacement. If your spa reported trouble locking cartridges into turn lugs, double-check the fit before purchasing.

Pros & Cons

Pros

• Good fit for many common models, offering a straightforward swap for worn cartridges.
• High filtration area and trilobal fabric result in effective capture of fine particles and improved water clarity.
• NSF/ANSI 50 certification provides independent validation of material safety and filtration precision.
• Two-pack provides spare or simultaneous replacement for multi-filter systems, offering value for money.

Cons

• Compatibility is as a replacement part only; it is not the original OEM unit and may differ slightly in locking action for some tubs.
• Not designed for backwashing, so systems relying on that cleaning method will need a different cartridge design.

Specifications

Length	10 1/2 in
Outer dimension	7 1/8 in
Top	Closed w/ stand off (Castle Top)
Bottom	2 in w/ Twist Lock (2 in open hole w/ twist lock)
Filtration area	75 sq. ft
Filter material	Trilobal Filtration Fabric
Certification	NSF/ANSI 50 (IAPMO tested)

Our Verdict

The POOLPURE C-7367 75 sq. ft. spa filter cartridge 2PACK is a practical replacement for owners of compatible models who want certified, high-surface-area filtration without paying OEM premiums. It delivers reliable debris capture, straightforward maintenance and good value, though buyers should confirm twist-lock fitment on their specific tub to avoid installation issues.

Frequently Asked Questions

Is this a direct fit for my Unicel C-7367 filter?
Answer. The cartridge is compatible with Unicel C-7367 and several equivalent part numbers but is sold as a replacement from an independent brand, so verify physical dimensions and twist-lock alignment before ordering.

How fine is the filtration?
Answer. The filter is certified to a 50 micron precision under NSF/ANSI 50 and is effective at removing hair, leaves, dust, sediment and sand.

Can this cartridge be backwashed?
Answer. No. This cartridge is not designed for backwashing and doing so may cause cracks or permanent damage.