: who in Houston carries this product?I DONT KNOW ABOUT HOUSTON, BUT ARE YOU LOOKING FOR PARTS OR THE WHOLE THING. REPAIR KITS ARE AVAILABLE AND SO ARE THE TOP CAP ASSEMBLIES IF IT SNAPPED OFF WHERE THE FLOAT ROD SCREWS INTO. THE 1B1 MARK 4 IS MFG. BY COAST FOUNDRY AND THIS ONE CAN BE REPLACED ALSO BY A FLUIDMASTER 400A FILL VALVE. IM SURE THAT I COULD GET YOU THE MARK 4 IF YOU REALLY WANTED THE ORIGINAL. FAX ME AT 410-284-1881 OR E-MAIL ME AT [email protected] FOR MORE INFORMATION.