---
product_id: 504855893
title: "F4AK 6-Month Prefilter and Alkaline Replacement Supply Filter Cartridge Pack Set for 5 and 6-Stage Standard Reverse Osmosis RO Systems"
brand: "ispring"
price: "VT17288"
currency: VUV
in_stock: true
url: https://www.desertcart.vu/products/504855893-f4ak-6-month-prefilter-and-alkaline-replacement-supply-filter-cartridge
store_origin: VU
region: Vanuatu
---

# NSF/ANSI Certified Standard 10" x 2.5" Size 1/4" Quick Connect Fittings F4AK 6-Month Prefilter and Alkaline Replacement Supply Filter Cartridge Pack Set for 5 and 6-Stage Standard Reverse Osmosis RO Systems

**Brand:** ispring
**Price:** VT17288
**Availability:** ✅ In Stock

## Summary

> 💧 Refresh Your Water, Refresh Your Life!

## Quick Answers

- **What is this?** F4AK 6-Month Prefilter and Alkaline Replacement Supply Filter Cartridge Pack Set for 5 and 6-Stage Standard Reverse Osmosis RO Systems by ispring
- **How much does it cost?** VT17288 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/504855893-f4ak-6-month-prefilter-and-alkaline-replacement-supply-filter-cartridge)

## Best For

- ispring enthusiasts

## Why This Product

- Trusted ispring brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Pure Water, Pure Life:** Experience the ultimate in water filtration with our NSF-certified filters.
- • **Convenient Replacement:** Individually wrapped for easy storage and hassle-free replacement.
- • **Lightweight & Efficient:** Weighing only 1.39 kg, these filters are easy to handle and install.
- • **Universal Compatibility:** Designed to fit most 5 and 6-stage RO systems effortlessly.
- • **Comprehensive Filtration:** Includes sediment, GAC, CTO, and alkaline filters for complete purification.

## Overview

The iSpringF4AK 6-Month Prefilter and Alkaline Replacement Supply Filter Cartridge Pack Set is designed for 5 and 6-stage standard reverse osmosis systems. This comprehensive pack includes a sediment filter, GAC filter, CTO carbon filter, and alkaline filter, all meeting NSF/ANSI standards for quality and safety. With standard dimensions and quick connect fittings, these filters ensure easy installation and compatibility with most RO systems.

## Description

F4AK 6-Month Prefilter and Alkaline Replacement Supply Filter Cartridge Pack Set for 5 and 6-Stage Standard Reverse Osmosis RO Systems

## Features

- Tested by independent third-party to meet NSF/ANSI standard, replacement filters for standard 6-stage reverse osmosis systems.
- Standard sized 10" x 2.5" Prefilters. 1/4" quick connect fittings on the Alkaline filter.
- Fits iSpring RCC7AK, RCC7P-AK, and most other RO systems that use standard sized filter housings.
- Includes 1x FP15 sediment filter, 1x FG15 GAC filter, 1x CTO carbon filter, and 1x FA15 alkaline filter
- Individually wrapped filter replacement cartridge pack.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | iSpring |
| Model Number | F4AK |
| Color | White |
| Product Dimensions | 10.16 x 27.94 x 25.4 cm; 1.39 kg |
| Material | Carbon Fiber |
| Item Weight | 1.39 Kilograms |

## Product Details

- **Material:** Carbon Fiber
- **External testing certification:** ANSI
- **Product benefits:** Improves water taste and meets NSF/ANSI standards for reducing various contaminants in water
- **Brand:** iSpring
- **UPC:** 810004173514

## Images

![F4AK 6-Month Prefilter and Alkaline Replacement Supply Filter Cartridge Pack Set for 5 and 6-Stage Standard Reverse Osmosis RO Systems - Image 1](https://m.media-amazon.com/images/I/71nBSeR2suL.jpg)

## Frequently Bought Together

- iSpring F4AK 6-Month Prefilter and Alkaline Replacement Supply Filter Cartridge Pack Set for 5 and 6-Stage Standard Reverse Osmosis RO Systems
- iSpring FT15 5th Stage Inline Post Carbon Water Filter, Replacement Cartridge with 1/4" Quick Connect for Refrigerator, Ice Maker, RO Reverse Osmosis Water Filtration System(1 Pack)
- iSpring Greatwell Reverse Osmosis Membrane 75 GPD 11.75” X 1.75”, Replacement Fits Standard Under Sink RO Drinking Water Filtration System, MC7

---

## 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.vu/products/504855893-f4ak-6-month-prefilter-and-alkaline-replacement-supply-filter-cartridge](https://www.desertcart.vu/products/504855893-f4ak-6-month-prefilter-and-alkaline-replacement-supply-filter-cartridge)

---

*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-02-10*