Replacement Systems
Below find the replacement options available for upgrading your existing Flushmate pressure-assisted system, or an alternate branded pressure-asssited system.
Flushmate 503 Series
Min. Operating Pressure 20 psi / 137.9 kPa
Two-piece
Model: M-101526-F3, M-101526-F3-A
GPF / LPF
MIN OPERATING PRESSURE
MODELS
REPLACEMENT PART #
1.6 gpf / 6.0 lpf
20 psi
Gerber 28-385 tank
M-101526-F33
1.6 gpf / 6.0 lpf
20 psi
Kohler K4404 tank
M-101526-F32
1.6 gpf / 6.0 lpf
20 psi
All other OEM tanks
M-101526-F31
Model: M-101526-F3H, M-101526-F3H-A
GPF / LPF
MIN OPERATING PRESSURE
MODELS
REPLACEMENT PART #
1.28 gpf / 4.8 lpf
20 psi
Gerber 28-385 tank
M-101526-F3H3
1.28 gpf / 4.8 lpf
20 psi
Cortens/Lamosa 3468 tank
M-101526-F3H3
1.28 gpf / 4.8 lpf
20 psi
All other OEM tanks (excluding Above and Kohler 4404)
M-101526-F3H1
For most 501B and Earlier systems
GPF / LPF
MIN OPERATING PRESSURE
MODELS
REPLACEMENT PART #
1.6 gpf / 6.0 lpf
20 psi
Toliet with flush handle
M-101526-F3A
1.6 gpf / 6.0 lpf
20 psi
Toilet with push button attached to lid
M-101526-F3
*When installed in a pressure-assisted toilet.
One-piece
Model: M-102540-F3, M-102540-F3-A
GPF / LPF
MIN OPERATING PRESSURE
MODELS
REPLACEMENT PART #
1.6 gpf / 6.0 lpf
20 psi
American Standard 2045 toilet
M-101526-F33
1.6 gpf / 6.0 lpf
20 psi
Gerber 21-012 toilet
M-101526-F32
*When installed in a pressure-assisted toilet.
Flushmate 504 Series
Min. Operating Pressure 25 psi / 172.4 kPa
Two-piece
Model: M-101526-F4
GPF / LPF
MIN OPERATING PRESSURE
MODELS
REPLACEMENT PART #
1.0 gpf / 3.8 lpf
25 psi
Vortens/Lamosa 3468 tank
M-101526-F41
1.0 gpf / 3.8 lpf
25 psi
Mansfield 153 Tank, St Thomas/Vitromex tank, Peerless 1 tank, Vitra 5066 tank, Western T4ULF-PF-1 tank, and Corona/Mancesa
M-101526-F42
1.0 gpf / 3.8 lpf
25 psi
Kohler K4484 tank
M-101526-F43
1.0 gpf / 3.8 lpf
25 psi
Ecotech
M-101526-F4ET
One-piece
Model: M-102540-F4
GPF / LPF
MIN OPERATING PRESSURE
MODELS
REPLACEMENT PART #
1.0 gpf / 3.8 lpf
25 psi
Mansfield 704 and Corona 30633
M-102540-F4M
Model: M-102540-FC
GPF / LPF
MIN OPERATING PRESSURE
MODELS
REPLACEMENT PART #
1.0 gpf / 3.8 lpf
25 psi
Kohler K-3597 w/Serial No. XXXXXX-FC1-XXXX, XXXXXX-FC2-XXXX
M-102540-FC
Model: M-102540-C
GPF / LPF
MIN OPERATING PRESSURE
MODELS
REPLACEMENT PART #
1.0 gpf / 3.8 lpf
25 psi
Kohler K-3597 w Serial No. XXXXXX-C01-XXXX
M-102540-C
Non-Flushmate
Replacement Kits
Model: M-102540-F3, M-102540-F3-A
GPF / LPF
MIN OPERATING PRESSURE
MODELS
1.6 gpf / 6.0 lpf
20 psi
American Standard 4142016
1.6 gpf / 6.0 lpf
20 psi
Crane 3612 LH, 3613 RH tanks
1.6 gpf / 6.0 lpf
20 psi
Eljer 141-7000 LH, 141-7003 RH tanks
1.6 gpf / 6.0 lpf
20 psi
Peerless 1 LH tank
1.6 gpf / 6.0 lpf
20 psi
Zurn 1.6 gpf Pressure-assist tank
Kit # M-101526-F3H1K (1.28 gpf) Replaces:
GPF / LPF
MIN OPERATING PRESSURE
MODELS
1.28 gpf / 4.8 lpf
20 psi
American Standard 4142100
1.28 gpf / 4.8 lpf
20 psi
Crane 31500, 31612 LH tanks
1.28 gpf / 4.8 lpf
20 psi
Gerber DF28-380, EF28-380 LH tanks
1.28 gpf / 4.8 lpf
20 psi
Mansfield 119 LH Tank
1.28 gpf / 4.8 lpf
20 psi
Zurn 1.1 gpf Pressure-assist tank
*When installed in a pressure-assisted toilet.