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Unicel® C-5345 – 45 Sq Ft Rainbow/Waterway Spa Filter Cartridge – part #C-5345
Unicel® C-5345 – 45 Sq Ft Rainbow/Waterway Spa Filter Cartridge – part #C-5345
Unicel® C-5345 – 45 Sq Ft Rainbow/Waterway Spa Filter Cartridge – part #C-5345
Unicel® C-5345 – 45 Sq Ft Rainbow/Waterway Spa Filter Cartridge – part #C-5345
Unicel® C-5345 – 45 Sq Ft Rainbow/Waterway Spa Filter Cartridge – part #C-5345

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Unicel® C-5345 – 45 Sq Ft Rainbow/Waterway Spa Filter Cartridge – part #C-5345

Type: Filter

SKU: C-5345

Barcode: 729360163933

$76.86
Shipping calculated at checkout.

The Unicel® C-5345 filter cartridge is a 45 square foot replacement for many Rainbow and Waterway spa systems. Constructed with durable Reemay® spunbond polyester media, it provides excellent filtration performance and long-lasting durability. Its open top and bottom design with 2-1/8" inner diameter makes it compatible with a wide range of filter housings. Replace regularly to keep your spa water sparkling clean and your equipment running smoothly.

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  • 45 sq ft spa filter cartridge designed for Rainbow, Waterway, and compatible spa systems requiring open-ended filters.

  • Made from Reemay® polyester media to provide superior filtration of fine particles, body oils, and other debris.

  • Open top and bottom with 2-1/8" inner diameter for easy installation and compatibility with standard spa filter housings.

  • Measures 10-1/8" in length and 5-5/16" in outer diameter—perfect for many compact spa systems.

  • Helps maintain clean, clear water and reduces strain on pumps, heaters, and plumbing.

  • Reusable with regular rinsing and monthly deep cleaning using spa filter cleaner.

  • Should be replaced every 12 months or as needed based on spa usage and water quality.

  • Manufactured by Unicel®, a trusted industry leader in pool and spa filtration.