Replacement Cartridge for the Nature 2 Pro G Plus and Pro G Vessel.
The Pro G Plus and Pro G Vessel are the ultimate low-chlorine alternative for sanitizing in-ground pools. Its revolutionary combination of Nature2 mineral technology and an automatic chlorine feeder allows you to spend more time enjoying your pool and less time maintaining it. The Nature2 mineral technology sanitizes with reduced chlorine requirements, while the chlorine tab feeder automatically feeds the precise amount of chemical needed.
Replacement Cartridge for 25,000 - 35,000 Gallons.