**PLEASE CALL US IF NOT SURE WHEN ORDERING A REPLACEMENT PRESSURE TANK, WE ARE NOT RESPONSIBLE FOR INCORRECT ORDERS, WE WILL NOT REFUND ANY SHIPPING COST AT ALL.**

To Order: Call 1-800-228-4718. Please have the Make, Model and Serial Number of your current pressure tank available. This will help assist our customer service representative match the correct replacement tank.

SERIES 503 SPEC SHEET DATA PDF

INSTALLATION GUIDE & HOT TO PDF

SERIAL NUMBER CROSS REFERENCE PDF

M-101526-F3H1 503 Series Flushmate Complete Replacement System  M-101526-F3H1

M-101526-F3H1 is the Replacement for 503 series tanks.

Flushmate Genuine Replacement Parts.

M-101526-F3H1 503 Series Flushmate system 1.28 gpf ALL OEMS except Kohler K4404 & Gerber 28-385 Tank.

Flushmate Pressure Tanks cannot fit into Gravity Style Tanks.
They will only fit in tanks that already had a Pressure Tank in them before.