Unicel C-6430 Replacement Filter Cartridge | 30 sq. ft. | Hot Springs Spas Door & Gate Alarms Acid Demand

Acid Demand

Add twice per week during periods of heavy use

as long as you maintain proper filtration

OEM Brand Filter Model OEM Part Number Notes Pentair Clean & Clear Plus R173578 4 cartridges required

Unicel C-6430 Replacement Filter Cartridge | 30 sq. ft. | Hot Springs Spas Door & Gate Alarms Acid DemandThe Unicel 6000 Series C 6430 is a precision engineered 30 sq. ft. replacement filter cartridge built for Hot Springs Spas (Watkins Wellness). Constructed from 4 oz. Reemay 2040 polyester media with 124 pleats, this cartridge delivers reliable filtration performance and extended service life engineered to exact OEM dimensional tolerances for a drop in fit. IMPORTANT: MODEL YEAR RESTRICTION This cartridge is compatible with Hot Springs Spas models