Aqua-Pure AP431 Whole House Scale Inhibition Replacement Cartridge

The Aqua‑Pure AP431 is a scale‑inhibition replacement cartridge designed to protect hot‑water‑using appliances and plumbing fixtures from hard‑water scale buildup. It works with the Aqua‑Pure AP430SS system and helps extend the life and efficiency of water heaters (tank and tankless), dishwashers, clothes washers, faucets, pipes, and showerheads. The AP431 installs quickly and is as simple to replace as a light bulb, making it a reliable, low‑maintenance solution for whole‑house scale reduction.

Key Features

• Helps reduce scale buildup in hot‑water appliances
• Protects water heaters, dishwashers, washing machines, faucets, and pipes
• Compatible with the Aqua‑Pure AP430SS system
• Quick, tool‑free cartridge replacement
• Ideal for homes with hard water
• Supports longer appliance life and improved efficiency

Specifications

• Filter Type: Scale inhibition
• Application: Hot water systems (standard and tankless)
• Reduces/Removes: Scale buildup
• NSF Certified: Yes
• Replacement Interval: Typically, every 6 months (varies by water quality)
• Model Number: AP431
• Brand: Aqua‑Pure (Solventum)