--- product_id: 70358463 title: "C-100500-KIT OEM Replacement Flush Valve Cartridge for Flushmate 500, 501, 503, 504 Pressure Assist Systems - Duckbill Valve, Filter Screen & Lower Supply Filter, 1.0 & 1.6 GPF Systems" brand: "flushmate" price: "496.60 DT" currency: TND in_stock: true url: https://www.desertcart.tn/products/70358463-c-100500-kit-oem-replacement-flush-valve-cartridge-for-flushmate store_origin: TN region: Tunisia --- # Pressure-assist optimized flush 1.0 & 1.6 GPF precision flow OEM-grade corrosion resistance C-100500-KIT OEM Replacement Flush Valve Cartridge for Flushmate 500, 501, 503, 504 Pressure Assist Systems - Duckbill Valve, Filter Screen & Lower Supply Filter, 1.0 & 1.6 GPF Systems **Brand:** flushmate **Price:** 496.60 DT **Availability:** βœ… In Stock ## Summary > 🚽 Upgrade your flush game with precision and power! ## Quick Answers - **What is this?** C-100500-KIT OEM Replacement Flush Valve Cartridge for Flushmate 500, 501, 503, 504 Pressure Assist Systems - Duckbill Valve, Filter Screen & Lower Supply Filter, 1.0 & 1.6 GPF Systems by flushmate - **How much does it cost?** 496.60 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/70358463-c-100500-kit-oem-replacement-flush-valve-cartridge-for-flushmate) ## Best For - flushmate enthusiasts ## Why This Product - Trusted flushmate brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Durability Meets Efficiency:** Corrosion-resistant materials engineered for long-lasting use. - β€’ **Effortless DIY Installation:** Quick setup with basic tools or Flushmate wrenchesβ€”no plumber needed. - β€’ **OEM Certified Compatibility:** Designed specifically for Flushmate 500, 501, 503, and 504 series tanks. - β€’ **Consistent High-Performance Flush:** Regulated water flow for powerful, reliable flushing every time. - β€’ **Complete All-in-One Replacement Kit:** Includes duckbill valve & filter screens for a full system tune-up. ## Overview The Flushmate C-100500-KIT is an OEM replacement flush valve cartridge engineered for Flushmate 500-series pressure-assisted toilets. It delivers consistent 1.0 & 1.6 GPF flushes through corrosion-resistant components, including a duckbill valve and filter screens, ensuring long-lasting, efficient performance. The complete kit enables easy DIY installation and restores optimal flushing power for a reliable bathroom upgrade. ## Description C-100500-KIT OEM Replacement Flush Valve Cartridge for Flushmate 500, 501, 503, 504 Pressure Assist Systems - Duckbill Valve, Filter Screen & Lower Supply Filter, 1.0 & 1.6 GPF Systems ## Features - REPLACEMENT FLUSH VALVE CARTRIDGE: This replacement flush valve cartridge kit is designed by Sloan Flushmate for every Flushmate system. The Cartridge delivers regulated GPF for a consistent, high-performance flush. Built with corrosion-resistant materials and engineered for long-lasting durability, it ensures reliable performance and easy maintenance. - EFFICIENT WATER FLOW REGULATION: The Flushmate cartridge controls the release of pressurized water, ensuring a powerful flush and optimal performance for Flushmate pressure-assisted toilets. - COMPLETE KIT FOR EASY REPLACEMENT: The package contains the Flushmate brand valve cartridge, duckbill valve, and lower supply filter screen, providing everything needed for a full replacement and restoring flushing efficiency. - QUICK & EASY INSTALLATION: Installing the Flushmate cartridge is simple and can be done with basic tools or by using the Flushmate cartridge wrench (ST100500) or 3-in-1 wrench (ST100100). Regular replacement and maintenance ensure long-term performance and efficiency of your Flushmate system. - OEM FLUSHMATE CARTRIDGE: This is an original equipment manufacturer (OEM) replacement cartridge, designed for use with 500, 501, 501A, 501B, 503, and 504 series Flushmate Tank systems assemblied in USA. ## Images ![C-100500-KIT OEM Replacement Flush Valve Cartridge for Flushmate 500, 501, 503, 504 Pressure Assist Systems - Duckbill Valve, Filter Screen & Lower Supply Filter, 1.0 & 1.6 GPF Systems - Image 1](https://m.media-amazon.com/images/I/41qbNDoffTL.jpg) ![C-100500-KIT OEM Replacement Flush Valve Cartridge for Flushmate 500, 501, 503, 504 Pressure Assist Systems - Duckbill Valve, Filter Screen & Lower Supply Filter, 1.0 & 1.6 GPF Systems - Image 2](https://m.media-amazon.com/images/I/31G+5Vs6qUL.jpg) ![C-100500-KIT OEM Replacement Flush Valve Cartridge for Flushmate 500, 501, 503, 504 Pressure Assist Systems - Duckbill Valve, Filter Screen & Lower Supply Filter, 1.0 & 1.6 GPF Systems - Image 3](https://m.media-amazon.com/images/I/41qLKxJ4UNL.jpg) ![C-100500-KIT OEM Replacement Flush Valve Cartridge for Flushmate 500, 501, 503, 504 Pressure Assist Systems - Duckbill Valve, Filter Screen & Lower Supply Filter, 1.0 & 1.6 GPF Systems - Image 4](https://m.media-amazon.com/images/I/41E8ogjvZ6L.jpg) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/70358463-c-100500-kit-oem-replacement-flush-valve-cartridge-for-flushmate](https://www.desertcart.tn/products/70358463-c-100500-kit-oem-replacement-flush-valve-cartridge-for-flushmate) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-02*