--- product_id: 44718451 title: "AQUA CREST RC EZ 4 Water Filter Replacement for Culligan® RC-EZ-4, 1 Pack" brand: "aqua crest" price: "€ 87.32" currency: EUR in_stock: true category: "Aqua Crest" url: https://www.desertcart.nl/products/44718451-aqua-crest-rc-ez-4-water-filter-replacement-for-culligan store_origin: NL region: Netherlands --- # 2000 gallons filtration capacity Easy, leak-free installation Food-grade, lead-free safe materials AQUA CREST RC EZ 4 Water Filter Replacement for Culligan® RC-EZ-4, 1 Pack **Brand:** aqua crest **Price:** € 87.32 **Availability:** ✅ In Stock ## Summary > 💧 Elevate your hydration game with every filter swap! ## Quick Answers - **What is this?** AQUA CREST RC EZ 4 Water Filter Replacement for Culligan® RC-EZ-4, 1 Pack by aqua crest - **How much does it cost?** € 87.32 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/44718451-aqua-crest-rc-ez-4-water-filter-replacement-for-culligan) ## Best For - aqua crest enthusiasts ## Why This Product - Trusted aqua crest brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Filters up to 2000 gallons or 12 months, ensuring long-lasting freshness and value. - • **Install in Minutes:** User-friendly design guarantees quick, leak-proof setup under your sink—no plumber needed. - • **Safe & Sustainable:** Crafted from food-grade, lead-free plastic to protect your health and the environment. - • **Pure Water, Every Drop:** Advanced filtration reduces chlorine, heavy metals, rust, and chloramines for crisp, clean taste. - • **Seamless Compatibility:** Fits perfectly with Culligan RC-EZ series and DuPont models—upgrade without hassle. ## Overview The AQUA CREST RC EZ 4 is a high-efficiency replacement water filter compatible with Culligan RC-EZ-1, RC-EZ-3, RC-EZ-4, and select DuPont models. It reduces chlorine, heavy metals, sediment, rust, and chloramines, delivering fresh, clean water. Made from food-grade, lead-free materials, it ensures safe drinking water and easy, leak-free installation. Designed for up to 2000 gallons or 12 months of use, this filter offers a reliable, long-lasting upgrade for your under-sink filtration system. ## Description desertcart.com: AQUA CREST RC EZ 4 Water Filter Replacement for Culligan® RC-EZ-4, 1 Pack | Compatible with DuPont® WFQTC30001, WFQTC70001, 3000QT Filter, Culligan® US-EZ-4, RC-EZ-3, 2K Gallons : Tools & Home Improvement ## Features - 【Compatible models】: AQUA CREST RC EZ 4 Water Filter Replacement for 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! Please note this is a compatible spare part and Culligan, DuPont and Brita's names and part numbers have been used for reference purposes only. AQUA CREST is an independent brand. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01L03RXBE | | Best Sellers Rank | #90,885 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #585 in Replacement Under-Sink Water Filters | | Brand Name | AQUA CREST | | Compatible Water Purifier Models | Culligan US-EZ-4 | | Customer Reviews | 4.5 4.5 out of 5 stars (844) | | External Testing Certification | CE | | Included Components | Packaging, Replacement water filter, User Guide | | Item Dimensions D x W x H | 3.86"D x 3.86"W x 13.39"H | | Item Type Name | under sink replacement water filter | | Item Weight | 1.9 pounds | | Manufacturer | AQUA CREST | | Manufacturer Part Number | AQU-RC-EZ-4 | | Manufacturer Warranty Description | 1 Year Manufacturer | | Material Type | Lead Free Material | | Model Number | AQU-WF35-Z4 | | Number of Items | 1 | | Product Benefits | Reduce chlorine, heavy metals | | UPC | 840814174128 840814135648 | | Unit Count | 1 Count | ## Product Details - **External Testing Certification:** CE - **Item Weight:** 1.9 pounds - **Material:** Lead Free Material - **Product Benefits:** Reduce chlorine, heavy metals - **Product Dimensions:** 3.86"D x 3.86"W x 13.39"H ## Images ![AQUA CREST RC EZ 4 Water Filter Replacement for Culligan® RC-EZ-4, 1 Pack - Image 1](https://m.media-amazon.com/images/I/61GkV71dl8L.jpg) ![AQUA CREST RC EZ 4 Water Filter Replacement for Culligan® RC-EZ-4, 1 Pack - Image 2](https://m.media-amazon.com/images/I/31zy7n-Ew3L.jpg) ![AQUA CREST RC EZ 4 Water Filter Replacement for Culligan® RC-EZ-4, 1 Pack - Image 3](https://m.media-amazon.com/images/I/414slIT1XxL.jpg) ![AQUA CREST RC EZ 4 Water Filter Replacement for Culligan® RC-EZ-4, 1 Pack - Image 4](https://m.media-amazon.com/images/I/41X-InWouWL.jpg) ![AQUA CREST RC EZ 4 Water Filter Replacement for Culligan® RC-EZ-4, 1 Pack - Image 5](https://m.media-amazon.com/images/I/41H-pd8+u-L.jpg) ## Available Options This product comes in different **Number Of Items** options. ## Frequently Bought Together - AQUA CREST RC 4 EZ-Change Premium Water Filter Replacement, Replacement for Culligan RC-EZ-4, IC-EZ-4, US-EZ-4, RC-EZ-3, DuPont WFQTC30001, WFQTC70001, 2K Gallons (Pack of 1) - AQUA CREST RC 1 EZ-Change Basic Water Filtration Replacement, Replacement for Culligan IC-EZ-1, US-EZ-1, RV-EZ-1, Brita USF-201, USF-202, DuPont WFQTC30001, WFQTC70001, 3K Gallons (Pack of 2) - AQUA CREST RC 3 EZ-Change, WFQTC30001, WFQTC70001 Advanced Water Filter Replacement, Replacement for Culligan RC-EZ-3, IC-EZ-3, US-EZ-3, RC-EZ-1, Brita USF-201, USF-202, DuPont, 2K Gallons (Pack of 2) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.nl/products/44718451-aqua-crest-rc-ez-4-water-filter-replacement-for-culligan](https://www.desertcart.nl/products/44718451-aqua-crest-rc-ez-4-water-filter-replacement-for-culligan) --- *Product available on Desertcart Netherlands* *Store origin: NL* *Last updated: 2026-09-14*