Toilet Pressure Assist Tank Center Push Button for All OEM Tanks Equipped with 501-B or 501-A Series

The Flushmate III M-101526-F3B replacement system is designed to replace the Flushmate M-101526-F 501B Series or M-101526-F3 503 Series models. The Flushmate III M-101526-F3B 1.6 GPF replacement system, is designed to replace the Flushmate M-101526-F 1.6 gpf 501A, 501B, and 503 Series models for two-piece toilet fixtures. The Flushmate III M-101526-F3B includes the Flushmate M-101526-F3 complete system with locknuts and gasket to install in your toilet tank. The Flushmate III M-101526-F3B 1.6GPF replacement system is designed to only work with existing pressure assist toilets that were originally equipped with the M-101526, M-101526-F, or M-101526-F3 1.6 GPF system.