15B3VB | 3/4"F&T 15# B-Ser w/VacuumBrkr | Armstrong International

Armstrong International 3/4"F&T 15# B-Ser w/VacuumBrkr (15B3VB) The Armstrong International 15B3VB is a 3/4" Female Threaded x Female Threaded forged brass B-Series vacuum breaker with a 15# spring. It is designed to protect potable water systems from backflow and contamination. The vacuum breaker is actuated by a diaphragm that senses a loss of pressure in the water system, and opens to allow air to enter the system, preventing a vacuum from forming. The 15# spring ensures that the vacuum breaker will not open prematurely, and will only open when there is a significant loss of pressure. The Armstrong International 15B3VB is ideal for use in a variety of applications, including: * Potable water systems * Irrigation systems * Industrial applications * Commercial applications It is easy to install and maintain, and is designed to provide years of reliable service. Our HVAC supply store offers the best prices and fast shipping on Armstrong International vacuum breakers. Order yours today!