TS Pool Supply offers the lowest prices on Waterway and Coast Spas replacement filters. The Unicel C-5351 filter delivers the best performing 135 sq.ft replacement cartridge. Additionaly, the quality components made in the U.S.A.

Buy Unicel C-5351 Filter

TS Pool Supply is where to buy Unicel filters. Find the Unicel C-5351 offering the lowest prices and fast shipping. All orders over $150 receive free shipping. Orders ship 2-day shipping. Therefore, customers receive the replacement filter fast and affordable.

Waterway and Coast Spas Replacement Filter

The C-5351 filter replaces the OEM Waterway and Coast Spas filters. Unicel's quality replacement parts make great options. Moreover, high quality OEM filters at lower prices.

Unicel C-5351 Filter: Superior Filtration for Your Spa

Elevate your spa experience with the C-5351 filter. Altogether, the ultimate choice for spa owners seeking top-tier water quality and efficiency.

• Best-in-Class Performance: Delivers unmatched filtration as a 135 sq. ft. replacement cartridge
• Made in the USA: Crafted with 50+ years of manufacturing expertise
  Durable Construction: Features chemical-resistant end caps for a perfect fit and seal
• Optimized Design: Sharp, uniform pleat folds maximize flow and minimize pressure loss
• Enhanced Stability: Strategically placed pleat support bands maintain optimal filtration efficiency

The Unicel C-5351 Filter stands out with its unique synthetic fiber construction. Therefore, providing maximum dirt-holding capacity and excellent chemical resistance. Its solid one-piece core ensures structural integrity, while the offset round openings optimize flow and strength.