Toilet cleaning system

A vacuum breaker adapter for a tankless toilet having a flush valve housing, comprising:

• a conduit body having a first end and a second end;
• a female threaded interface located at said first end of said conduit body;
• a vacuum breaker mechanism located in said conduit body;
• an inlet port member located on said conduit body downstream of said vacuum breaker mechanism;
• and
• a cleaning agent mixing chamber interface member located on said conduit body between said first end and said second end;
• said inlet port member being configured to couple to a conduit;
• said cleaning agent mixing chamber interface member being configured to securely attach a cleaning agent mixing chamber thereto.

A cleaning agent dispensing system for a tankless toilet having a flush valve housing, comprising:

• a flush valve adapter;
• a vacuum breaker adapter;
• a first conduit;
• a second conduit;
• and
• a cleaning agent dispensing member;
• said flush valve adapter including
• a flush valve adapter conduit body having a first end and a second end,
• a flush valve adapter female threaded interface located at said first end of said flush valve adapter conduit body,
• a flush valve adapter male threaded interface located at said second end of said flush valve adapter conduit body, and
• an outlet port member located in said flush valve adapter conduit body between said flush valve adapter female threaded interface and said flush valve adapter male threaded interface;
• said vacuum breaker adapter including
• a vacuum breaker adapter conduit body having a first end and a second end,
• a vacuum breaker adapter female threaded interface located at said first end of said vacuum breaker adapter conduit body,
• a vacuum breaker mechanism located at said first end of said vacuum breaker adapter conduit body,
• an inlet port member located in said vacuum breaker adapter conduit body between said vacuum breaker mechanism and said second end of said vacuum breaker adapter conduit body, and
• a cleaning agent mixing chamber interface member located on said vacuum breaker adapter conduit body between said vacuum breaker mechanism and said inlet port member;
• said flush valve adapter female threaded interface being configured to couple to a threaded outlet of the flush valve housing of the tankless toilet;
• said flush valve adapter male threaded interface being configured to couple to said vacuum breaker adapter;
• said outlet port member being configured to couple to said first conduit;
• said inlet port member being configured to couple to said second conduit.