This 4.5 CFM vacuum pump is the equipment for obtaining a vacuum by pumping the gases from a sealed container, especially suitable for household air conditioning, automobile maintenance, vacuum packaging, and refrigerator vacuum. It features evacuation and a two-stage rotary vane design, and it has a lightweight cast aluminum construction, perfect for long service life. | Vevor | | Vacuum Pump 4.5CFM Vacuum Pump HVAC Single-Stage Rotary Vane Vacuum Pump 1/3HP 5PA Ultimate Air Conditioning Refrigerant | Red;Silver | Best Buy