Flushmate Open Menu Back to products Flushmate Flushmate III - 503H Series 1.28 gpf system for Two-Piece toilets Need product help? Contact us SPECIFICATIONS Flow Rate 1.28 gpf Minimum Operation Pressure 20 psi Flushmate Equipped Toilets New design provides stronger performance. +25% miso extraction compared to previous models. Based on the ASME standard and internal testing results show up to 1450 grams of miso waste extraction. See the details MODELS M-101526-F3H1 for all OEMs except Kohler K4404 and Gerber 28-385 M-101526-F3H1K PF/2 Energizer and WDI EcoFlush Upgrade Kit M-101526-F3H3 for Gerber 28-385 and Vortens/Lamosa 3468 All the resources you need. DOWNLOADS 503/503H/504 Troubleshooting Guide 503/503H/504 Owner's Operation and Installation Guide 503/503H/504 Replacement Instructions 503/503H Replacement Parts Guide 503/503H Sell Sheet VIDEOS How to Test and Replace your Flushmate System How Flushmate Works Points to Remember about Flushmate Troubleshooting Flushmate Flushmate Products Flushmate-Equipped Toilets Flushmate Systems Upgrade Kits INTELLI-Flush Tools Part Finder Where to Buy Resources Sustainability Calculator Product Registration Company Contact Us Warranty Policy Privacy Policy Terms & Conditions Customer Support 800.533.3460 Monday-Friday 9 am - 5 pm EST Recall Notices Flushmate II 501-B Flushmate III Sign up for updates! Get the latest news from Flushmate in your inbox. By submitting this form, you are consenting to receive marketing emails from: FLUSHMATE, 30075 Research Dr., New Hudson, MI, 48165, US, http://www.flushmate.com. You can revoke your consent to receive emails at any time by using the SafeUnsubscribe® link, found at the bottom of every email. Emails are serviced by Constant Contact. Sign Up! © Flushmate 2021