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💧 Elevate your hydration game with iSpring’s ultra-pure water filter pack!
The iSpring F4-CUA4 Replacement Pack features a 4-stage filtration system including a 5-micron sediment filter, 0.01-micron ultrafiltration membrane, KDF and activated carbon filters to remove rust, chlorine, chloramine, metals, and odors. Designed for easy twist-on replacement without disconnecting hoses, it fits compactly under sinks and supports eco-friendly use by minimizing secondary pollution. Trusted by thousands with a 4.5-star rating and backed by lifetime support from iSpring in Atlanta, GA.













| ASIN | B00TZBP2YO |
| Best Sellers Rank | #41,223 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #149 in Replacement Water Filters |
| Brand Name | iSpring |
| Customer Reviews | 4.7 4.7 out of 5 stars (359) |
| External Testing Certification | DOT |
| Global Trade Identification Number | 00662425072774 |
| Included Components | UltraFiltration filters |
| Item Dimensions D x W x H | 20.3D x 25.4W x 40.6H centimeters |
| Item Type Name | iSpring F4-CUA4 Replacement Filter Pack for 4-Stage Ultra Filtration System CU-A4, Sediment, UF, KDF, and Activated Carbon Filter, 4pcs |
| Manufacturer | iSpring Water System |
| Manufacturer Part Number | F4-CUA4 |
| Material Type | Polypropylene (PP) |
| Model Number | CUA4 |
| Number of Items | 1 |
| Product Benefits | Reduction of various contaminants, improved taste and smell of water, ease of filter replacement and reduction of environmental impact. |
| Set Name | CU-A4 |
| UPC | 662425072774 |
| Unit Count | 1 Count |
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