Gerber 99-770 3" blue flapper
$10.5510.55Gerber 99-770 3" blue flapper for all Gerber 3" flush valve toilets; replaces G009977 and 99-827
800-705-8838 or 724-397-8838
Internet Sales will be closed Friday 7/11/25. All orders placed online will ship Monday 7/14/25.