Nature 2 G Cartridge Size:45K Gallons Cartridge Simply use this product prior

Simply use this product prior to draining your hot tub to remove buildup that can cause cloudiness

easy-to-use robotic cleaning with minimal setup and maintenance

Precise compatibility: designed for Sta-Rite Dura-Glas/Max-E-Glas P2RA PR2 (1998–present)

suntan oils

Precise compatibility: Fits CMP 27180-037-000/27182-037-000

Nature 2 G Cartridge Size:45K Gallons Cartridge Simply use this product priorNature 2's G Cartridge gives pool owners already utilizing the G Model Systems to keep running without interruption, simply by replacing this cartridge element, which will maintain the purifying power of the G Model System for another 4 months. Containing natural minerals to compliment your chlorine, the G Cartridge will enable your pool to consume far less chlorine than normal yet still keep your pool healthy, but with a huge drop in side effects