HF-COMB-01 Advanced Spa Filter Cartridge Combo Set of Inner & Outer Filter Replacement for Sundance 880 Series 6541-397, Outer 6473-164 and Inner 165 Blue Upgrade to the HF-HT-50-01 for

Upgrade to the HF-HT-50-01 for consistently cleaner water

reducing backwashing frequency

Reduces small particle build up

OEM Maytronics Part #99955380-ASSY guarantees authentic fit and consistent cleaning power across compatible models

Standing about 9 cm tall outside its display stand

HF-COMB-01 Advanced Spa Filter Cartridge Combo Set of Inner & Outer Filter Replacement for Sundance 880 Series 6541-397, Outer 6473-164 and Inner 165 Blue Upgrade to the HF-HT-50-01 forHF COMB 01 Sundance 880 Spa Filter Cartridge Set Intro HF COMB 01 is a two in one spa filter cartridge set designed for easy, reliable replacement in Sundance 880 spa systems. This ready to install kit replaces the outer filter 6473 165 and inner pre filter 6473 164, delivering a snug fit and tighter filtration for cleaner, clearer water. The cartridges use precise 19" length and 8. 4375" outer diameter, with a top slip of 2. 1875" and bottom of 4.