OnCore Relay/Rhythm Hot Spot Spa Cartridge OC-810C

• OC Part #: OC-810C
• OC Reference Number: WSOC.WTK810C-2P
• Application: Spa
• Diameter: 8 ½" (216 mm)
• Length: 10 ½" (267 mm)
• Top Hole: 3" (76 mm)
• Bottom Hole: 3" (76 mm)
• Media Weight: 102.0000 g/m^2 (3 oz/yd^2)
• Media Sq. Feet: 65 sq. ft. (6.0400 sq m)
• Description: Watkins Hot Spring Spas upgrade from PWK45N
• Manufacturer Part #: 31114
• Made in America

This Cartridge Replaces:

• PLEATCO: PWK65
• UNICEL: C-8465
• FILBUR: FC-3960