Product Code:- Darlly: PP2002. To fit spa brands: This is a replacement for the Sundance Spas Micro Clean filter cartridge and is used in conjunction with the C-8380 75 sq ft pleated filter cartridge - SC722 this micro clean filter cartridge is disposable (cannot be cleaned) and must be replaced every 3-4 months to ensure proper spa filtration and equipment operation. Sundance Spas Part No. 6540-502 use with 6540-501.
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