Unicel C-4305 Replacement Filter Cartridge for 50 Square Foot Cal Spas, Martec

Unicel C-4305 Replacement Filter Cartridge for 50 Square Foot Cal Spas, Martec

  • $40.95


  • Diameter: 4 15/16-inch; length: 14 7/8-inch
  • Top end cap: open, 2-1/8-inch inner diameter; bottom end cap: open, 2-1/8-inch inner diameter
  • Pleat count: 193; filter media: 3-ounce reemay 2033; filter area: 50 square feet
  • Get more efficient filtration and better water clarity with Unicel filters
  • Longer time between cleanings; meets oem specifications