This handy vacuum chamber with pump is an excellent choice for degassing operations, vacuum encapsulation and more. Premium material: The stainless steel material ensures the vacuum tool’s resistance to wear and pressure.Better observation: The transparent acrylic lid does not bend in vacuum operations, allowing a better view of the whole degassing process. The oil vacuum gauge and shock-resistant vacuum meter are also equipped for better monitoring.Reliable degassing: The degassing chamber is well-sealed to prevent leaks and provide a safe, reliable means for degassing.Wide Application: The device comes with one 3,5 CFM vacuum pump and one 3,7 L vacuum chamber of superior quality. It is suitable for refrigeration repair, vacuum packaging and other extraction operations.