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HF8413 Replacement Spa Filter Cartridge for PA20-4 and Unicel C-4320

Prices as of September 26, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$67.99
Sep 13 · Macy's
Best price
$67.99
−0% vs high
14-day high
$67.99
All stores
$68$68$68
Sep 13Sep 26
  • Macy's
Lowest in 14 days: $67.99 at Macy's. Highest: $67.99. Current best is 0% below the 14-day high.

About this product

The Hurricane HF8413 Replacement Spa Filter Cartridge is a high-performance filtration component designed for use in spa and pool systems. It features advanced point bond filter media that effectively captures debris, dirt, hair, leaves, and other contaminants. Measuring 28.25 inches in length with an outer diameter of 8.94 inches and 4-inch top and bottom holes, it ensures a secure fit for compatible models including Unicel C-8413, Sta Rite Posi Clear PXC-125, and Waterway Proclear 125. Constructed with pleated polyester/Reemay fabric and durable end caps, the cartridge offers enhanced flow and longevity. Designed for easy spot cleaning and extended service life, it reduces pump wear and lowers replacement frequency. Manufactured in the USA, it supports consistent water clarity and system efficiency.

  • 28.25 inches long
  • 8.94 inch outer diameter
  • 4-inch top and bottom holes
  • pleated polyester/Reemay fabric
  • spot clean only
  • made in USA

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