Poolzilla 150 sq.ft Replacement Pool Filter Cartridge — 23¼" Length, High-Capacity Pleated Media

The Poolzilla 150 sq.ft replacement filter cartridge is a direct-fit, high-efficiency pleated cartridge made to replace PLFPXST150 and similar 150 sq.ft pool filter elements.

This replacement cartridge is engineered to restore filtration performance for several popular above-ground and in-ground filter housings, offering a balance of dirt-holding capacity, flow retention, and easy maintenance. It fits a range of OEM part numbers—used here for compatibility reference only—and is manufactured by Poolzilla as an independent, value-focused alternative. The design emphasizes effective particle capture, longevity in outdoor conditions, and straightforward cleaning so your pump and filter system runs closer to original-spec performance.

Which systems and part numbers does this cartridge fit?

The cartridge is intended as a compatible spare for many 150 sq.ft filter models with matching dimensions, including Hayward, Waterway, Unicel, Filbur, and Pleatco references. Always confirm housing dimensions before purchase to ensure a correct fit.

• Length: 23 1/4" (approx. 59.1 cm)
• Outside Diameter: 8 15/16" (approx. 22.7 cm)
• Top Opening: 4" | Bottom Opening: 4"
• Common cross-reference: PLFPXST150, CC1500, CC-1500-E, C-8316, FC-1286, PXST150

How does the Poolzilla cartridge improve water clarity and filter life?

Poolzilla cartridges use a pleated, high-capacity media to trap a broad range of particles while preserving flow. The pleat geometry increases surface area so more debris is captured without immediately choking off circulation.

• “Dirt-Trap” pleat pattern captures finer sediment and visible particulates
• Durable fabric resists collapsing and maintains flow under load
• Designed for repeat rinsing to extend useful service life

What maintenance does this filter cartridge require to last longer?

Routine upkeep is simple and keeps the cartridge operating near peak capacity. Regular rinsing and periodic deeper cleaning prevent clogging and prolong the element’s effective life.

• Rinse with a hose after every heavy debris load or weekly during peak season
• Use a cartridge cleaner for monthly deep cleaning if oils or scale build-up occur
• Inspect seals and end caps for damage when reinstalling; replace cartridge every 1–2 years with proper care

Will this cartridge affect pump performance or chemical usage?

A properly sized, clean cartridge maintains recommended flow rates and reduces the frequency of backwashing or chemical chasing. Improved particulate removal can make pool chemistry more stable by removing suspended solids that consume sanitizer.

• Maintains higher flow vs. clogged or damaged elements
• Helps reduce visible turbidity and suspended solids
• Cleaner water often simplifies routine chemical balancing

Who is this for: The Poolzilla PLFPXST150-compatible cartridge is aimed at pool owners and service professionals who need a cost-effective, high-capacity replacement for 150 sq.ft filter housings. It’s especially useful for systems that match the listed dimensions and manufacturers’ cross-references—people who want straightforward compatibility, simplified cleaning, and reliable seasonal performance without paying OEM premiums. If you manage a residential or light-commercial pool and seek a durable cartridge to keep filters operating efficiently, this Poolzilla replacement is a practical option.