Description bSold Each Attach to faucet or Hydrant. 3/4 GHTM x GHTF Prevents water and wash solutions from being sucked back into your potable water system. Sometimes referred to as a vacuum breaker. Required for most Grade A systems. Use with automatic pipeline washers, milk tank washers, sanitizers, udder wash systems, sinks, swimming pools, laundry tubs, wash racks, marinas, landscaping and gardening. Works with quick coupler shown below Mueller 30954 BK Watts 8a 8b 108904
