
GE 97596 - F13DBX/835/ECO4P - 13 Watts 4 Pin CFL 3500K,

Amazon.com : TOREAD Watkins 31489 Replacement Filter, Compatible Pleatco PWK30, Unicel C-6430, Filbur FC-3915, P/N0969601, 71825, 73178, 73250, 30 sq. ft. Hot Spring Spa Filter (4) : Patio, Lawn & Garden,

Amazon.com : REEPLAR PWK35B Replaces Hot Springs Limelight Spa Filters, Compatible with Watkins 1642301-1, 78161, 78286, Filbur FC-3921, Hot Spring Limelight Series Filter Cartridge,35 sq.ft - 2 Pack : Patio, Lawn & Garden,

TOREAD PWK35B Hot Spring Spa Filter Replaces Watkins 1642301-1, 78161, 78286, PWK35B, Hot Spring Limelight Series Filter Cartridge