--- product_id: 513173650 title: "Express Water Whole House Replacement Filter Set, 3 Pack, Carbon Block, KDF, Polyphosphate for Heavy Metal and Anti Scale, Compatible with WH300SCKP, 4.5\" × 20\" Standard Water Filter Cartridges" brand: "express water" price: "$802.51" currency: USD in_stock: true reviews_count: 10 category: "Express Water" url: https://www.desertcart.ec/products/513173650-express-water-whole-house-replacement-filter-set-3-pack-carbon store_origin: EC region: Ecuador --- # 0.25 GPM high flow rate 100,000 gallons lifespan KDF heavy metal reduction Express Water Whole House Replacement Filter Set, 3 Pack, Carbon Block, KDF, Polyphosphate for Heavy Metal and Anti Scale, Compatible with WH300SCKP, 4.5" × 20" Standard Water Filter Cartridges **Brand:** express water **Price:** $802.51 **Availability:** ✅ In Stock ## Summary > 💧 Elevate your home water game—because clean water is the new luxury. ## Quick Answers - **What is this?** Express Water Whole House Replacement Filter Set, 3 Pack, Carbon Block, KDF, Polyphosphate for Heavy Metal and Anti Scale, Compatible with WH300SCKP, 4.5" × 20" Standard Water Filter Cartridges by express water - **How much does it cost?** $802.51 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/513173650-express-water-whole-house-replacement-filter-set-3-pack-carbon) ## Best For - express water enthusiasts ## Why This Product - Trusted express water brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Total Home Purity:** 3-stage filtration wipes out heavy metals, scale, chlorine & more for crystal-clear water everywhere. - • **Heavy Metal Shield:** Advanced KDF tech targets lead, iron, nickel & chromium to protect your family and appliances. - • **Effortless Longevity:** Up to 100,000 gallons of clean water with minimal pressure drop—set it and forget it for 6-12 months. - • **Premium Carbon Cleanse:** Vacuum-heated coconut shell carbon delivers fresh taste and superior contaminant removal. - • **Scale & Corrosion Defense:** Polyphosphate cartridge prevents damaging scale buildup, extending appliance life and cutting energy costs. ## Overview Express Water’s Whole House Replacement Filter Set features a powerful 3-stage system combining KDF heavy metal filtration, polyphosphate anti-scale protection, and activated carbon block for comprehensive removal of impurities. Designed for high flow (0.25 GPM) and long-lasting performance (up to 100,000 gallons), it ensures cleaner, fresher water throughout your home while extending appliance life and reducing energy costs. ## Description Protect your home, health, and appliances by filtering all of your incoming water. The Express Water Whole House Filter Set reduces major impurities from your water supply and provides clean water for drinking, showering, cooking, and other home uses. These filters reduce major water impurities like Heavy Metals, Scale, Chlorine, Chloramines, Rust, Dirt, Sand, Silt, VOCs, Industrial Agents, TOCs, Turbidity, Odors, and Cloudiness. Prevent your plants from building up rust and other damaging sediments. Give healthier water to your pets. Extend the life of your dishwasher, laundry machine, and other appliances, and reduce the energy cost. Our Whole House Filters are designed to be easy to use and efficient. A filter set is good for up to 100,000 gallons or 6-12 months. This is based on average water quality. Your filter life may be different depending on your water quality, temperature, and incoming pressure. Comes complete with a full filter set, including Polyphosphate, Kinetic Degradation Fluxion, and Activated Carbon Block Filter. These large high efficiency filters are designed for almost no reduction in your water pressure. These heavy duty filters are able to deliver up to 0.25 gallons of water every second. The filters are designed to be used in a dry level area protected from freezing temperatures and direct sunlight. They work with 45-80 psi and water temperatures between 40-100°F. Have cleaner, more convenient water than any pitcher, faucet filter, or shower head systems. Express Water’s Whole House Water Filter Set is the complete filter solution for your home. ## Features - Whole House Water Filter System: Reduce harmful impurities from your entire home’s water with Express Water’s 3 Stage Water Filtration System and easy to replace Water Filter Replacement Cartridges. - Heavy Metal Water Filter: Protect your home from dangerous impurities with the advanced KDF heavy metal filter which combines catalytic carbon and high purity ionically charged copper and zinc granules to reduce Heavy Metals, Iron, Lead, Nickel, Chromium and more - Anti-Scale Water Filter: Protect your home from scale, corrosion and sediment damage while improving the purity and taste of your water with Polyphosphate water filter cartridge. - Carbon Water Filter: Efficient tight packed carbon granules give you the efficient high capacity filtration you need in your whole home water filtration system. Vacuum heated organic coconut shell carbon provides an added layer of filtration with the freshest taste. - Long Lasting Water Filtration: The highest quality, long-lasting materials give you up to 100,000 gallons of water filtration depending on incoming water quality. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BM5HD4KC | | Best Sellers Rank | #4,779 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #41 in Replacement Under-Sink Water Filters | | Brand | EXPRESS WATER | | Brand Name | EXPRESS WATER | | Compatible Water Purifier Models | Express Water WH300SCKP | | Customer Reviews | 4.6 out of 5 stars 200 Reviews | | External Testing Certification | NSF | | Global Trade Identification Number | 00810052535135 | | Included Components | 3 Whole House Replacement Filters | | Item Dimensions D x W x H | 20"D x 4.5"W x 4.5"H | | Item Type Name | Whole House Replacement Filter | | Item Weight | 9.57 Kilograms | | Manufacturer | Express Water | | Manufacturer Part Number | FLTWH2045CKP1 | | Material | Activated Carbon Block | | Material Type | Activated Carbon Block | | Model Number | FLTWH2045CKP1 | | Number of Items | 1 | | Product Benefits | Reduces major impurities, improves appliance life and energy efficiency, easy to use, and efficient with high flow design Product Benefits Reduces major impurities, improves appliance life and energy efficiency, easy to use, and efficient with high flow design See more | | Product Dimensions | 20"D x 4.5"W x 4.5"H | | Set Name | Whole House Filter Set | | UPC | 810052535135 | | Unit Count | 1.0 Count | ## Product Details - **Material:** Activated Carbon Block - **Product Dimensions:** 20"D x 4.5"W x 4.5"H - **Item Weight:** 9.57 Kilograms - **External Testing Certification:** NSF - **Product Benefits:** Reduces major impurities, improves appliance life and energy efficiency, easy to use, and efficient with high flow design ## Images ![Express Water Whole House Replacement Filter Set, 3 Pack, Carbon Block, KDF, Polyphosphate for Heavy Metal and Anti Scale, Compatible with WH300SCKP, 4.5" × 20" Standard Water Filter Cartridges - Image 1](https://m.media-amazon.com/images/I/71M8rd7xUNL.jpg) ## Available Options This product comes in different **Size, Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by A***T on February 25, 2026* ### ⭐⭐⭐⭐⭐ Review *by B***S on May 2, 2026* ### ⭐⭐⭐⭐⭐ Review *by C***N on April 9, 2026* ## Frequently Bought Together - EXPRESS WATER FLTWH2045CKP1 Whole House Replacement Filter, 3 Count (Pack of 1), White - Express Water Ultimate Protection Whole House Water Filter System - 3 Stage Water Filtration System Heavy Metal Anti-Scale - Polyphoshate, KDF, Carbon Filters - Clean Drinking Water --- ## 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.ec/products/513173650-express-water-whole-house-replacement-filter-set-3-pack-carbon](https://www.desertcart.ec/products/513173650-express-water-whole-house-replacement-filter-set-3-pack-carbon) --- *Product available on Desertcart Ecuador* *Store origin: EC* *Last updated: 2026-06-19*