• Diameter: 5.0″
• Length: 13-5/16″
• Open top: 2-1/8″
• Open Bottom: 2-1/8″
• Filter media is wrapped in mesh
• Unicel Cross Reference: C-4950, C-4326, C-4637
• Pleatco Cross Reference: PRB50-IN, PRB37-IN, PRB25-IN
• Filbur Cross Reference:  FC-2390, FC-2375, FC-2380

Micro-pore design for incredibly “polished” water!!!!!

Mesh wrap and Mold end caps prevent swelling and jamming in the filter housing.

Disposable replacement Filter for Arctic Spa and Rotospa.