Culligan RC-EZ-4 Premium Water Filtration Replacement Cartridge for Under-Sink, Refrigerator, & RV Systems - EZ Change Water Filter System (500
Culligan RC-EZ-4 Premium Water Filtration Replacement Cartridge for Under-Sink, Refrigerator, & RV Systems - EZ Change Water Filter System (500
- PREMIUM FILTRATION: Reduces lead, mercury, cysts including Cryptosporidium and Giardia, VOCs, MTBE, chloramines, and chlorine taste and odor at 0.5 microns.
- NO-MESS TWIST-OFF CHANGE: Swap cartridges in seconds with no buckets, towels, or wrenches — the water shuts off automatically as you twist.
- FITS EZ-CHANGE UNDER-SINK SYSTEMS: Works with Culligan US-EZ-1, US-EZ-3, and US-EZ-4 under-sink drinking water filtration systems.
- LASTS 6 MONTHS: Up to 500 gallons or 6 months of filtration depending on usage and water conditions.
- CERTIFIED BY IAPMO: NSF/ANSI 42 for chlorine taste and odor, chloramines, and particulate Class 1; NSF/ANSI 53 for lead, cysts, mercury, VOC, MTBE, and turbidity.
Product Description The Culligan RC-EZ-4 EZ-Change Premium replacement filter cartridge cleans drinking water to reduce bad taste and odor from chlorine, sediment, lead, and cysts such as Cryptosporidium and Giardia, along with mercury, turbidity, particulate Class I, VOCs, MTBE and chloramines. The filter is easy to install and avoids the mess of changing traditional cartridges with buckets, towels, wrenches, and other tools. This replacement cartridge fits Culligan US-EZ-1, US-EZ-3, and US-EZ-4 under-sink drinking water filtration systems, and lasts up to 500 gallons or 6 months depending on usage and water conditions. From the Manufacturer The Culligan RC-EZ-4 EZ-Change Level 4 Replacement Cartridge is a drinking water replacement filter that reduces bad taste and odor, Chlorine taste and odor, sediment, lead, and cysts such as Cryptosporidium and Giardia, Mercury, Turbidity, Particulate Class I, VOC's, MTBE and Chloramines.
Specifications
- Special Feature: 0.5 Micron, 6-Month Filter Life, Premium Filtration, Reduces Lead & Cysts, Twist-Off Cartridge Change
- Product Dimensions: 3.5"L x 3.5"W x 13"H
- Material: Activated Carbon Block, Polypropylene
- Capacity: 500 gallons
- Included Components: 1 x Culligan RC-EZ-4 Replacement Filter
- Package Information: Cartridge
- Installation Type: Under Sink
- Purification Method: Activated Carbon
- Power Source: Not Powered
- Other Special Features of the Product: 0.5 Micron, 6-Month Filter Life, Premium Filtration, Reduces Lead & Cysts, Twist-Off Cartridge Change
- Container Type: Cartridge
- LowerTemperature Range: 40 °F
Shipping, returns & fit
Shipping is free on every U.S. order — no minimum. Orders are processed in 1–3 business days, then delivered in another 3–7 business days. We currently ship to U.S. addresses only.
Orders are picked and packed within 1–2 business days. Once shipped, delivery normally takes another 3–7 business days, and you'll receive a tracking link by email. Full details on our Shipping Policy.
You have 30 days from delivery to return any unworn item with tags in its original packaging. Return postage is paid by the buyer, unless your item arrived damaged, wrong, or never arrived — in those cases we replace it or refund you in full and cover the postage.
Approved refunds go back to your original payment method within 5–10 business days. See the full Refund Policy.
Each product page lists available sizes, including curve & plus. Between sizes? Size up. Denim varies slightly in wash and shade from piece to piece — that is the fabric, not a defect.
Email support@funfashionsboutique.com, or use our contact form. A real person reads every message, Mon–Fri, 9 AM – 5 PM PT — usually answered the same business day.