FC-2971 Spa Filter (C-5374, PLBS75, NC652971)

Replacement 75 sq. ft. spa filter cartridge. High-density pleated media that effectively traps body oils, hair, dust, and debris while maintaining good water flow. Open 2 1/8" ends at the top and bottom, without handle.

Compatible spa brands and models:

• Cal Spas (models with 75 sq. ft. LP filter)
• California Cooperage
• Clearwater Spas (Beachcraft and Resort series)
• Elite Spas
• Leisure Bay (S2, G2, and Emerald series – 75 sq. ft. filter)
• Maax Spas
• Pentair / Rainbow Plastics
• Rec Warehouse
• Waterway Plastics (Top Load Skim Filter 75 sq. ft.)

Before ordering, always compare the dimensions of your current cartridge or its part number with the list below.

Specifications:

• Filter area: 75 sq. ft.
• Outside diameter: 5 5/16" (135 mm)
• Length: 14 3/4" (375 mm)
• Top opening: 2 1/8" (54 mm)
• Bottom opening: 2 1/8" (54 mm)

Equivalent part numbers:

• Filbur FC-2971
• Unicel C-5374
• Pleatco PLBS75
• Neptune NC652971
• ProAqua C-5374
• Darlly 50651
• Baleen AK-40081
• Waterway 817-0015
• Pentair / Rainbow R173600
• 303433 · 107092 · 17540

To extend the life of the cartridge, hose it down every 2 to 4 weeks and perform a degreasing soak with each water change. Replacement recommended every 12 to 18 months depending on use.