JAVAC Vac Buddy - All-In-One HVAC Solution ManifoldJAVAC Vac Buddy All In One HVAC Solution Manifold VB3P This JAVAC VB3P, Vac Buddy is a quality all in one HVAC solution manifold. Creating less work and more accuracy for HVAC technicians, the Vac Buddy's simple 4 step system offers faultless workmanship, protection of your equipment, and far less weak points than traditional methods. Features: Vacuum pump connection: 1 4" SAE M A C system connection: 1 4" SAE M Vacuum gauge connection: 1 4" SAE F