Click here for instructions on how to measure your hot tub filter.
50 sq. ft. Marquis Spas (new style), Cal Spas. Note: Unicel part number was formerly C-5303.
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TOP Bar Handle |
BOTTOM Male Thread/MPT 2" (inside diameter) |
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75 sq. ft. Cal Spas.
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TOP Bar Handle |
BOTTOM |
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28 sq. ft. Martec, Sonfarrel, Santanna, Cal Spas, Advantage Mfg.
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TOP Open 2-1/8" (inside diameter) |
BOTTOM Open 2-1/8" (inside diameter) |
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50 sq. ft. Cal Spas, Martec, Sonfarrel, Advantage Mfg.
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TOP Open 2-1/8" (inside diameter) |
BOTTOM Open 2-1/8" (inside diameter) |
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50 sq. ft. Rainbow, Waterway Plastics, Custom Molded Products.
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TOP Open 2-1/8" (inside diameter) |
BOTTOM Open 2-1/8" (inside diameter) |
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You can also replace with the Micropure MF-170 disposable hot tub filter.
95 sq. ft. Waterway Plastics, Cal Spas.
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TOP Open 2-1/8" (inside diameter) |
BOTTOM Open 2-1/8" (inside diameter) |
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65 sq. ft. Rec Warehouse S2/G2 Spa, Rainbow, Waterway.
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TOP Open 2-1/8" (inside diameter) |
BOTTOM Open 2-1/8" (inside diameter) |
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50 sq. ft. Hayward Star-Clear CX500-RE, CX550-RE, CX-570-RE, Muskin P/N 58039, FE-127, Sta-Rite PRC 75.
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TOP Open with Molded Gasket 3" (inside diameter) |
BOTTOM Open with Molded Gasket 3" (inside diameter) |
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75 sq. ft. Hayward CX800RE.
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TOP Open w/ Molded Gasket 4-1/16" (inside diameter) |
BOTTOM Open w/ Molded Gasket 4-1/16" (inside diameter) |
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100 sq. ft. Hayward CX1100RE.
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TOP Open w/ Molded Gasket 4-1/16" (inside diameter) |
BOTTOM Open w/ Molded Gasket 4-1/16" (inside diameter) |
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75 sq. ft. Predator, Clean and Clear, Cal Spas. Note: this product has no center core and orange end caps.
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TOP Open 6" (inside diameter) |
BOTTOM Open 6" (inside diameter) |
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