Aqua-Pure hot water protectors extends the life of hot water systems by inhibiting scale and corrosion to your plumbing fixtures by maintaining peak efficiency in your hot water heater. Scale build-up can increase water heater costs by up to 29%.

• Model AP431 (AP 431-10) fits AP430
• Extends the Life of Hot Water Systems
• Inhibits Scale Buildup
• High Capacity Change Every 4-6 Months
• Easy Cartridge Change
• 1 Year Limited Warranty