Coupled Closet toilets generally installed with concealed Tank of Concealed Flush Valve. The toilet bowl is then installed after tile work is complete and access to the tank for any service is through the flush panel, which is mounted on the wall behind the bowl.
Disclaimer:
*H & R Johnson's GERM-FREE Sanitaryware are made using patented Silver -ion based Antimicrobial Compound. # As per JIS Z 2801: 2010 Test Protocol.