HF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool Filters
HF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool Filters
HF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool Filters
HF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool Filters
HF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool Filters
HF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool Filters
HF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool Filters
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HF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool FiltersHF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool FiltersHF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool FiltersHF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool FiltersHF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool FiltersHF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool FiltersHF4H21-01 Advanced Spa Filter Cartridge - Replacement for Pleatco PTL18P4, Unicel 4CH-21, Filbur FC-0136, Pageant Spa Top Load by Hurricane Pool Filters

Hurricane HF4H21 01 Advanced Spa Filter Cartridge Replacement

Hurricane Pool FiltersSKU: HF4H21-01
Price:
$28.59 USD

Shipping calculated at checkout

Stock:
Sold out

Shipping Information

At Duckies Pool Supply, we work hard to get your order to you quickly:


  • In-Stock Products: Ship within 24 hours of your order.

  • Out-of-Stock Products: If an item isn’t available in our warehouse, we will drop ship directly from the manufacturer whenever possible.

  • Lead Times: Shipping times for out-of-stock or special-order items may vary and can take up to several days depending on manufacturer availability.

Our goal is to keep your pool running smoothly with the fastest delivery possible.

Description

Hurricane HF4H21-01 Advanced Spa Filter Cartridge Replacement

Engineered for reliable spa water, the Hurricane HF4H21-01 Advanced Spa Filter Cartridge Replacement delivers strong, consistent filtration for compatible spa filter systems. It uses a tight-point bond media and turquoise end caps for durable performance and easy identification. The cartridge measures 8 inches in length with a 4.625-inch outer diameter, a top handle for easy removal, and a 1.5-inch threaded bottom for secure installation. Made in the USA, it is designed for long life and straightforward cleaning between uses.

List of Features

  • Replacement for Unicel 4CH-21, Pleatco PTL18P4, Filbur FC-0136, Pageant Spa Top Load and other compatible models.
  • Exact dimensions: 8 inches long, 4.625 inches in outer diameter, top handle, and a 1.5-inch threaded bottom.
  • Advanced point-bond media provides tighter filtration than trilobal or classic nonwoven media.
  • Exclusive turquoise end caps and MAX FLOW core promote durable performance and steady flow.
  • Longer life and easier cleaning help reduce replacement costs and wear on your pump.
  • Made in the USA, with domestic production and warehousing for quick availability.

Final Thoughts

With precise fit, robust filtration, and USA-made quality, this Hurricane HF4H21-01 cartridge is a dependable choice for clear, inviting spa water. Add to cart today to secure a ready-to-install replacement that fits common 4CH-21 footprints and keeps your water pristine.