【Compatible models】: Interchangeable with Culligan RC-EZ-1, RC-EZ-3, RC-EZ-4, compatible with IC-EZ, US-EZ, RV-EZ system; DuPont WFQTC30001, WFQTC70001, WFQTC90001.
【High-efficiency filtration】: Effectively reduce chlorine, heavy metals, Taste and Odor, Sediment, Rust and reduce Chloramines. The efficient filtration is dedicated to providing you with an excellent water drinking experience.
【Safe material】: Replacement for Culligan RC-EZ-4, this filter uses food-grade plastic housing and will not leach impurities back into your water. It can also prevent bursting to bring you a satisfying and safe shopping experience.
【Easy installation】: Easy to install and compatible with the original brand filtration system perfectly without leakage. Can be installed in your Culligan RC-EZ-4 filter system under the sink for clean water.
【New upgrade & Long-lasting service life】: After advanced upgrade, the model number is changed from AQU-RC-EZ-4 into AQU-WF35-Z4. Enjoy fresh water by replacing your filter every 12 months or 2000 gallons, Whichever comes first will vary based on water quality.
Connected with the cold water valve only! This filter replacement for Culligan RC-EZ-4 does not reduce TDS!
Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.
🚚 Is free shipping available?
We do not currently offer free shipping. However, this may be added at some point. We apologize.
🔧 How can I get a tracking number for my order?
If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.
🛡️ How do I process a return or exchange?
For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.
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