• Area: 65 sq. ft. 

• Width: 8 1/2" 

• Length: 10 1/2" 

• Part Number: FC-3960M 

• Top Style: 3" Open 

• Bottom Style: 3" Open 

• Compatible replacement for: Watkins 65 Microban, Pleatco PWK65-M 

The Unicel C-8465RA R Compatible Pool & Spa Replacement Filter Cartridge is a compatible replacement filter also known as the Filbur FC-3960M. This Microban swimming pool filter is designed to destroy bacteria on the spot and not allow it in the pool or spa. The compatible Unicel C-8465RA is made with a reinforced PVC center for a high level of performance. This spa filter has a Reemay filter fabric that is made to add another level of protection against bacteria. The filter fabric is surrounded by a break resistant band, which also keeps the filter fabric in place and performing at its peak. This pool filter cartridge has molded fittings on the end cap designed for easy installation and removal.