Sundance Spas Replacement Filter Cartridge for 50 Sq Ft Spas, Part No. 373045

Filter Specifications:

• Square Footage: 50 sq. ft.
• Media/Thickness: 3
• Diameter: 4-15/16"
• Length: 13-5/16"
• Top: 2-1/8" Hole
• Bottom: 2-1/8" Hole

Equivalent to:

• Pleatco: PRB50-IN
• Unicel: C-4950
• Filbur: FC-2390
• OEM: 172380,6540-471,817-5000,03FIL1600