Culligan RC-EZ-3 Easy Change Replacement Cartridge – 500 Gallons (Pack of 1)

Effortless filtration for clean, great-tasting water at home

The Culligan RC-EZ-3 Easy Change cartridge brings a simple, effective way to refresh drinking water across your kitchen setup. With a practical 500-gallon life expectancy (approximately six months), this filter is designed to fit EZ-Change systems under the sink or in the refrigerator for drinking water and ice alike. Its twist-on/off design and quick-connect fittings aim to minimize mess and downtime during replacements, helping you maintain water quality without a full filter-change routine.

What this cartridge reduces and improves

• Particulates class I and turbidity for clearer water
• Chlorine taste and odor for more pleasant drinking water
• Lead, cysts such as Cryptosporidium and Giardia, and other sediments
• Atrazine, lindane, and other selected contaminants
• General bad taste and odor for a more satisfying beverage and cooking water

The filter is NSF certified to standards addressing aesthetic improvements and contaminant reduction, offering a credible independent benchmark for performance. The cartridge is intended as a replacement for IC-EZ-3, US-EZ-3, and RV-EZ-3 systems and is compatible with other Culligan EZ-Change configurations, including under-sink and fridge setups.

Key features and what to expect

• Easy installation with a twist-on/twist-off mechanism and quick-connect fittings
• Includes installation hardware and tubing for a ready-to-change experience
• Change reminder sticker helps you track when a replacement is due
• Filter life up to 500 gallons or about six months depending on water conditions
• NSF/ANSI Standard 42 and Standard 53 certifications, reflecting aesthetic and contaminant reduction performance

Where and how to use

Install this cartridge in EZ-Change systems under the sink or in the refrigerator for drinking water and ice. The compact, cartridge-based design supports quick swaps without buckets, towels, or special tools—just twist, connect, and run water to begin enjoying refreshed filtered water.

Why consider the RC-EZ-3

For households seeking a straightforward path to improved water quality, the RC-EZ-3 offers a reliable replacement option with clear maintenance intervals. While results can vary with water conditions, users commonly notice crisper taste and clearer appearance in water and ice, alongside a reduction in common tastes and odors associated with chlorine and sediments.

Helpful usage and maintenance notes

Keep the included hardware and tubing ready for the next replacement, and reference the change reminder sticker to stay on schedule. If you’re replacing an older EZ-Change cartridge, verify compatibility with your specific Culligan EZ-Change model to ensure seamless operation and continued water quality improvements.