POOLPURE 175 sq.ft Pool Filter Cartridge PLF175A — Fits Hayward C1750, Trilobal Fabric, NSF/ANSI 50

POOLPURE PLF175A is a direct-fit 175 sq.ft replacement cartridge that restores filtration performance for Hayward C1750-series and many equivalent pool filters.

Designed to match OEM dimensions and deliver reliable particle capture, the PLF175A cartridge uses a trilobal filtration fabric to increase surface area while keeping backpressure low. It fits a range of residential and commercial pool filter housings and carries NSF/ANSI 50 certification for material safety. Built for frequent cleanings and long service intervals, this cartridge is an economical way to refresh your system without buying a new filter tank.

Will this cartridge fit my existing filter housing?

The PLF175A was engineered to match the common OEM footprint of 28 3/16" length and 8 15/16" outside diameter with 4" top and bottom openings. It is compatible with many popular replacement part numbers, making installation straightforward in compatible systems. Always compare your current cartridge measurements and port size before ordering.

• Exact length: 28 3/16" (714 mm)
• Outside diameter: 8 15/16" (227 mm)
• Top & bottom opening: 4" ports
• Typical fits: Hayward C1750 series, Unicel C-8417, Filbur FC-1294, Sta-Rite PXC175

How effective is the PLF175A at removing debris?

Using a trilobal filtration fabric, this cartridge traps fine particles while minimizing clogging and pressure build-up. The material captures hair, leaves, sand, dust, and other suspended solids down to a precise micron range consistent with NSF/ANSI 50 testing. Routine monthly cleaning helps keep flow rates high and extends the cartridge life.

• Filtration area: 175 square feet for greater dirt-holding capacity
• Trilobal fabric increases surface area and reduces backpressure
• Tested to NSF/ANSI 50 standards for safe materials
• Recommended cleaning interval: about once a month depending on usage

How do I maintain and clean this replacement cartridge?

Maintenance is simple: shut off the pump, remove the cartridge, and rinse with a hose to dislodge trapped debris. For deeper cleaning, soak the cartridge in an appropriate filter-cleaning solution following product instructions, then rinse thoroughly and allow to dry before reinstalling. Proper cleaning prevents premature wear and maintains filtration efficiency.

• Rinse with garden hose for routine cleaning
• Soak in filter cleaner for heavy oil or scale buildup
• Inspect end caps and pleats for damage before reinstalling
• Allow to dry fully if storing or performing a deep clean

What makes this cartridge a smart replacement choice?

The PLF175A balances performance, safety testing, and compatibility with widely used filter models. It offers a cost-effective alternative to OEM parts without sacrificing filtration area or material standards. Endorsements from competitive swim programs and media testing highlight the product's consistent performance under demanding conditions.

• NSF/ANSI 50 certified material safety
• High surface area for longer run times between cleanings
• Designed to minimize backpressure and maintain flow
• Industry recognition and athlete-tested validation

Who is this for: Pool owners, service professionals, and facility managers seeking a dependable, dimensionally compatible replacement cartridge for Hayward C1750-style filters and equivalent models. If you want NSF-tested materials, simplified maintenance, and a cartridge built to hold more debris between cleanings, the POOLPURE PLF175A is engineered to meet those needs without replacing your entire filtration system.