b'ITEM CODE DESCRIPTION PACK SIZE CTN QTYSMZ20RP Salt Magic Z Series Chlorinator 20grm 1 1SMZ30RP Salt Magic Z Series Chlorinator 30grm 1 1SMZ40RP Salt Magic Z Series Chlorinator 40grm 1 132FEATURES & BENEFITSLow salt operation: 3000-3500ppm (0.3%-0.35%) Premium grade titanium self-cleaning cell electrodeHard/Soft Switch - hard mode reverses polarity every 6 hours - ideal for high calcium areasHigh efficient chlorine productionSoft mode reverses polarity every 10 hoursOver temperature protection Tinted weather shield for added protection to power packOver current protection Easy grip cell locking nutReliable quality mechanical battery back-up timer Easy installation to new & existing pools120'