A.J. Antunes 8021204014 SMD Differential Vacuum Breaker 0.17-6" WC 1/4" Barb

The A.J. Antunes 8021204014 Differential Vacuum Breaker is an essential part in HVAC systems to avoid backflow. Being with pressure range of 0.17 to 6”WC and ¼” barb connection, it sustains a slight positive pressure to prevent back flow of water or any other fluid into the system. This serves to prevent exposure of some equipment and shielding of others from possible damage. Advantages of this vacuum breaker are that it increases the performance of the system, requires minimal maintenance, and increases safety. It is use in the HVAC applications, in water based systems for instance boilers and chillers used in circulation and cooling systems.